Everything You Need to Know about Cleanroom Wipers

<p style="text-align: center;"><img src="https://img.wipestar.com/uploads/allimg/20241226/1-241226092335B8.jpg" title="A technician wiping a cabinet with a cleanroom wiper " alt="A technician wiping a cabinet with a cleanroom wiper " width="618" height="412"/></p><p><strong><span style="font-size: 20px;"></span></strong></p><p><span style="font-size: 18px;">In today&#39;s high-tech manufacturing and research environments, maintaining absolute cleanliness is not just important—it&#39;s critical. Cleanroom wipers play a vital role in ensuring the pristine conditions required for semiconductor manufacturing, pharmaceutical production, aerospace applications, and many other advanced industries. These specialized wiping materials are engineered to meet strict cleanliness standards and are essential tools in contamination control.</span></p><p><span style="font-size: 18px;">This comprehensive guide covers everything from basic concepts to detailed specifications of cleanroom wipers. Whether you&#39;re a cleanroom manager, quality control specialist, or new to the field, you&#39;ll find valuable information about different types of wipers, their applications, and how to select the right product for your specific needs. Let&#39;s begin with understanding the environment where these specialized wipers are used.</span></p><p class="whitespace-pre-wrap break-words"><br/></p><h2><strong><span style="font-size: 20px;">I. What is a Cleanroom?</span></strong></h2><p><span style="font-size: 18px;">A cleanroom is a specially designed enclosed space that primarily aims to control airborne particles to meet specific cleanliness standards. Inside a cleanroom, through strict air filtration, environmental control, and process procedures, the concentration of solid particles in the air can be maintained at an extremely low level. This ensures that mechanical production, experiments, or processing conducted within are not affected by external environmental contamination.</span></p><p><span style="font-size: 18px;">Through strict control of particle concentration in the air, cleanrooms are widely used in electronics manufacturing, biomedical, food processing, and other industries. In electronics manufacturing, cleanrooms protect microelectronic components from dust and impurity damage; in the biomedical field, cleanrooms ensure sterile and clean production environments for pharmaceuticals and medical devices; in food processing, cleanrooms prevent contamination of food by dust and impurities. Overall, the design and operation of cleanrooms play a crucial role in ensuring product quality, improving production efficiency, and maintaining experimental accuracy.</span></p><p><span style="font-size: 18px;"><br/></span></p><h2><strong><span style="font-size: 20px;">II. Cleanliness Classifications</span></strong></h2><p><span style="font-size: 18px;">Cleanliness classifications are determined by the number of solid particles in the air. Common standards include ISO 14644 and U.S. Federal Standard 209E. These standards classify different cleanliness levels based on the number of solid particles allowed per cubic meter of air in the cleanroom.</span></p><p><span style="font-size: 18px;">ISO 14644 standard divides cleanroom cleanliness into 10 classes from ISO 1 to ISO 9. Class ISO 1 represents the highest cleanliness level, requiring fewer than or equal to 10 particles greater than or equal to 0.1 microns per cubic meter of air. Class ISO 9 represents the lowest cleanliness level, allowing up to 35.2 million particles greater than or equal to 0.5 microns per cubic meter of air.</span></p><p><span style="font-size: 18px;">U.S. Federal Standard 209E uses 0.5-micron particles as the baseline for classification, ranging from Class 1, 10, 100, 1,000, 10,000, to 100,000. Class 100 is a commonly used higher cleanliness level, requiring fewer than or equal to 100 particles greater than or equal to 0.15 microns per cubic foot (ft³) of air, also known as Class 100. Class 100,000 represents a lower cleanliness level, requiring fewer than or equal to 100,000 particles greater than or equal to 0.15 microns per cubic foot (ft³) of air, also known as Class 100,000.</span></p><p><span style="font-size: 18px;"><br/></span></p><h3 style="text-align: center;"><span style="font-size: 18px;">ISO 14644-1 Cleanroom Standards | Cleanroom Classifications</span></h3><p><span class="lark-record-clipboard"></span></p><p><span style="font-size: 18px;"></span></p><table align="center"><colgroup><col width="105"/><col width="105"/><col width="105"/><col width="105"/><col width="105"/><col width="105"/><col width="105"/><col width="105"/></colgroup><tbody><tr class="firstRow"><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><strong>Class</strong></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><strong>&gt;0.1 um</strong></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><strong>&gt;0.2 um</strong></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><strong>&gt;0.3 um</strong></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><strong>&gt;0.5 um</strong></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><strong>&gt;1 um</strong></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><strong>&gt;5 um</strong></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><strong>FED STD 209E equivalent</strong></td></tr><tr><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">ISO 1</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">10</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">2</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><br/></td></tr><tr><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">ISO 2</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">100</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">24</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">10</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">4</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><br/></td></tr><tr><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">ISO 3</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="top">1,000</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">237</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">102</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">35</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">8</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">Class 1</td></tr><tr><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">ISO 4</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">10,000</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="top">2,370</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="top">1,020</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">352</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">83</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">Class 10</td></tr><tr><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">ISO 5</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="top">100,000</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="top">23,700</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="top">10,200</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="top">3,520</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">832</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">29</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">Class 100</td></tr><tr><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">ISO 6</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="top">1,000,000</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="top">237,000</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="top">102,000</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="top">35,200</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="top">8,320</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">293</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">Class 1,000</td></tr><tr><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">ISO 7</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="top">352,000</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="top">83,200</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="top">2,930</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">Class 10,000</td></tr><tr><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">ISO 8</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="top">3,520,000</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="top">832,000</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="top">29,300</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">Class 100,000</td></tr><tr><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">ISO 9</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="top">35,200,000</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="top">8,320,000</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="top">293,000</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="top">Room Air</td></tr></tbody></table><p><span style="font-size: 18px;"></span></p><h3 style="text-align: center;"><span style="font-size: 16px;"><strong><br/></strong></span></h3><h3 style="text-align: center;"><span style="font-size: 18px;"><strong>US FED STD 209E Cleanroom Standards | Cleanroom Classifications</strong></span></h3><table align="center"><colgroup><col width="105"/><col width="105"/><col width="105"/><col width="105"/><col width="105"/><col width="105"/><col width="105"/></colgroup><tbody><tr class="firstRow"><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle"><strong>Class</strong></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle"><strong>&gt;0.1 um</strong></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle"><strong>&gt;0.2 um</strong></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle"><strong>&gt;0.3 um</strong></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle"><strong>&gt;0.5 um</strong></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle"><strong>&gt;5 um</strong></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle"><strong>ISO equivalent</strong></td></tr><tr><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle">1</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle">35</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle">7</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle">3</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle">1</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle">ISO3</td></tr><tr><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle">10</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle">350</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle">75</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle">30</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle">10</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle">ISO4</td></tr><tr><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle">100</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle">100</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle">ISO5</td></tr><tr><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="middle">1,000</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="middle">1,000</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle">7</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle">ISO6</td></tr><tr><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle">10,000</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="middle">10,000</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle">70</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle">ISO7</td></tr><tr><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="middle">100,000</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle"><br/></td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-all; overflow-wrap: break-word;" align="center" valign="middle">100,000</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle">700</td><td style="white-space-collapse: preserve; border-width: 1px; border-style: solid; border-color: gainsboro; font-size: 10pt; vertical-align: middle; word-break: break-word; overflow-wrap: break-word;" align="center" valign="middle">ISO8</td></tr></tbody></table><p><span style="font-size: 18px;"></span><br/></p><h2><strong><span style="font-size: 20px;">III. How to Maintain Cleanroom Cleanliness?</span></strong></h2><p><span style="font-size: 18px;">Regularly use cleanroom wipers throughout the manufacturing process to remove impurities, dust, and residue from surfaces and equipment, ensuring the highest possible yield and quality of sensitive components</span></p><p><span style="font-size: 18px;">Prohibit non-cleanroom items and personnel from entering (e.g., cardboard boxes, wooden boards, workers without cleanroom garments)</span></p><p><span style="font-size: 18px;">Prevent particles from entering with personnel and materials (must pass through air shower, material transfer chamber, pass-through window, etc.)</span></p><p><span style="font-size: 18px;">During operation, some equipment or consumables may generate particles (e.g., machine equipment friction, low-grade wiping materials, low-grade cleanroom protective equipment)</span></p><p><span style="font-size: 18px;"><br/></span></p><h2><strong><span style="font-size: 20px;">IV. Types of Cleanroom Wipers</span></strong></h2><h3 style="margin-top: 12px;"><strong><span style="font-size: 18px;">By Material:</span></strong></h3><ul style="list-style-type: disc;"><li><p><a href="https://www.wipestar.com/resources/polyester-cleanroom-wipers.html" target="_self"><span style="font-size: 18px;">Polyester</span></a></p></li><li><p><span style="font-size: 18px;">Sub-microfiber (polyester)</span></p></li><li><p><span style="font-size: 18px;">Microfiber (polyester/nylon)</span></p></li><li><p><span style="font-size: 18px;">Woven fabric</span></p></li><li><p><span style="font-size: 18px;">Specialty fabric (composite, high-density, anti-static)</span></p></li></ul><h3 style="margin-top: 12px;"><strong><span style="font-size: 18px;">By Texture:</span></strong></h3><ul style="list-style-type: disc;"><li><p><span style="font-size: 18px;">Straight weave</span></p></li><li><p><span style="font-size: 18px;">Mesh weave</span></p></li><li><p><span style="font-size: 18px;">Twill weave</span></p></li><li><p><span style="font-size: 18px;">Random weave</span></p></li></ul><h3 style="margin-top: 12px;"><strong><span style="font-size: 18px;">By Form:</span></strong></h3><ul style="list-style-type: disc;"><li><p><span style="font-size: 18px;">Single sheets</span></p></li><li><p><span style="font-size: 18px;">Perforated roll (<span style="font-size: 18px; text-wrap-mode: wrap;">Jumbo roll)</span></span></p></li><li><p><span style="font-size: 18px;">Centerfeed roll</span></p></li><li><p><span style="font-size: 18px;">1/4 fold</span></p></li><li><p><span style="font-size: 18px;">Brag box</span></p></li></ul><h3 style="margin-top: 12px;"><strong><span style="font-size: 18px;">By Function:</span></strong></h3><ul style="list-style-type: disc;"><li><p><span style="font-size: 18px;">Standard cleanroom</span></p></li><li><p><span style="font-size: 18px;">Cleanroom with anti-static properties</span></p></li></ul><h3 style="margin-top: 12px;"><strong><span style="font-size: 18px;">By Size (commonly square):</span></strong></h3><ul style="list-style-type: disc;"><li><p><span style="font-size: 18px;">4&quot; x 4&quot; (10.16cm x 10.16cm)</span></p></li><li><p><span style="font-size: 18px;">6&quot; x 6&quot; (15.24cm x 15.24cm)</span></p></li><li><p><span style="font-size: 18px;">9&quot; x 9&quot; (22.86cm x 22.86cm)</span></p></li><li><p><span style="font-size: 18px;">12&quot; x 12&quot; (30.48cm x 30.48cm)</span></p></li></ul><p><br/></p><p><strong><span style="font-size: 20px;">V. Main Performance Testing Items for Cleanroom Wipers</span></strong></p><p><span style="font-size: 18px;">APC (Airborne Particle Count): Tests the number of particles released into the air when handling or using the wiper&nbsp;</span></p><p><span style="font-size: 18px;">LPC (Liquid Particle Count): Measures the number of particles released when the wiper is immersed in liquid&nbsp;</span></p><p><span style="font-size: 18px;">NVR (Non-Volatile Residue): Measures the amount of residual material that remains after evaporation&nbsp;</span></p><p><span style="font-size: 18px;">FTIR (Fourier Transform Infrared Spectroscopy): A spectroscopic analysis technique that identifies organic compounds like silicone oil, amino degradation products, and plasticizers&nbsp;</span></p><p><span style="font-size: 18px;">IC (Ion Chromatography): Measures the content and concentration of inorganic anions and cations&nbsp;</span></p><p><span style="font-size: 18px;">GSM: Weight of wipers in g/m²&nbsp;</span></p><p><span style="font-size: 18px;">Thickness: Thickness of wipers in mm&nbsp;</span></p><p><span style="font-size: 18px;">Absorbency Capacity: The maximum amount of liquid a wiper can hold (test method:&nbsp;IEST-RP-CC004.4:2019)</span></p><p><span style="font-size: 18px;">Absorbency Rate: Measures how quickly the wiper can absorb liquid (test method:&nbsp;IEST-RP-CC004.4:2019)</span></p><p><br/></p><h2><strong><span style="font-size: 20px;">VI. Cleanroom Wiper Cutting and Edge Sealing Processes</span></strong></h2><p><span style="font-size: 18px;">Cold cutting: Can cut multiple layers but edges are uneven and cannot be sealed&nbsp;</span></p><p><span style="font-size: 18px;">Laser cutting: High efficiency but edges may yellow; hard edges may occur with thick materials and can scratch products&nbsp;</span></p><p><span style="font-size: 18px;">Heat cutting: Good edge sealing, no yellowing, but cannot be used with high weight/thick materials&nbsp;</span></p><p><span style="font-size: 18px;">Narrow ultrasonic sealed edge: Best edge sealing, no particle release from edges; drawbacks include low efficiency, high cost, edges may split
Wide ultrasonic sealed edge: Adds wide edge treatment to ultrasonic cutting, provides excellent protection against edge fraying during wiping; highest grade edge sealing method; however, has lowest efficiency and highest cost</span></p><p><span style="font-size: 18px;"><br/></span></p><h2><strong><span style="font-size: 20px;">VII. Wipestar Cleanroom Wiper Series</span></strong></h2><h3 style="margin-top: 12px;"><a href="https://www.wipestar.com/products/854.html" target="_self"><strong><span style="font-size: 18px;">Polyester Cleanroom Wipers</span></strong></a><strong><span style="font-size: 18px;">:</span></strong></h3><p><span style="font-size: 18px;">Material: Standard 100% polyester fiber knitting</span></p><p><span style="font-size: 18px;">Advantages:</span></p><ul style="list-style-type: disc;"><li><p><span style="font-size: 18px;">High inherent cleanliness, low risk of reverse contamination</span></p></li><li><p><span style="font-size: 18px;">Good solvent resistance</span></p></li><li><p><span style="font-size: 18px;">High strength and durability</span></p></li><li><p><span style="font-size: 18px;">High cleanliness</span></p></li><li><p><span style="font-size: 18px;">Low cost
Applications: PCB, ink, digital printing, equipment and machinery, mobile phone casings, initial product wiping</span></p></li></ul><h3 style="margin-top: 12px;"><a href="https://www.wipestar.com/products/588.html" target="_self"><strong><span style="font-size: 18px;">Sub-microfiber Cleanroom Wipers</span></strong></a><strong><span style="font-size: 18px;">:</span></strong></h3><p><span style="font-size: 18px;">Material: Finer 100% polyester fiber&nbsp;<span style="font-size: 18px; text-wrap-mode: wrap;">knitting</span></span></p><p><span style="font-size: 18px;">Advantages:</span></p><ul style="list-style-type: disc;"><li><p><span style="font-size: 18px;">High inherent cleanliness, low risk of reverse contamination</span></p></li><li><p><span style="font-size: 18px;">Good solvent resistance</span></p></li><li><p><span style="font-size: 18px;">High strength, softer than polyester</span></p></li><li><p><span style="font-size: 18px;">Relatively low cost
Applications: Initial glass touchscreen, mobile phone cameras, LCD panels, displays, standard camera lenses, surveillance cameras, clean coating, spray painting and screen printing, precision metal plating parts, precision plastic casings, mobile phone casings, PU/PVC panels, metalworking, mold industry, digital printing</span></p></li></ul><h3 style="margin-top: 12px;"><a href="https://www.wipestar.com/products/850.html" target="_self"><strong><span style="font-size: 18px;">Microfiber Cleanroom Wipers</span></strong></a><strong><span style="font-size: 18px;">:</span></strong></h3><p><span style="font-size: 18px;">Material: 80% polyester + 20% nylon fiber&nbsp;<span style="font-size: 18px; text-wrap-mode: wrap;">knitting</span></span></p><p><span style="font-size: 18px;">Advantages:</span></p><ul style="list-style-type: disc;"><li><p><span style="font-size: 18px;">Finer fibers provide larger contact area</span></p></li><li><p><span style="font-size: 18px;">Polyester and nylon dual-component composite fiber structure more effectively removes small particles and film-like contamination</span></p></li><li><p><span style="font-size: 18px;">Small composite fibers create better capillary action, better at removing oil stains and fingerprints, with faster solvent drying</span></p></li><li><p><span style="font-size: 18px;">Soft material less likely to damage precision surfaces
Applications: Initial glass touchscreen, mobile phone cameras, LCD panels, displays, standard camera lenses, surveillance cameras, clean coating, spray painting and screen printing, precision metal plating parts, precision plastic casings, mobile phone casings, PU/PVC panels, metalworking, mold industry, digital printing</span></p></li></ul><h3 style="margin-top: 12px;"><a href="https://www.wipestar.com/products/657.html" target="_self"><strong><span style="font-size: 18px;">Multi-layer Quilted Cleanroom Wipers</span></strong></a><strong><span style="font-size: 18px;">:</span></strong></h3><p><span style="font-size: 18px;">Material: 100% polyester fiber&nbsp;<span style="font-size: 18px; text-wrap-mode: wrap;">knitting</span></span></p><p><span style="font-size: 18px;">Advantages:</span></p><ul style="list-style-type: disc;"><li><p><span style="font-size: 18px;">2 or 4 layer ultrasonic bonding, thicker and more durable</span></p></li><li><p><span style="font-size: 18px;">High inherent cleanliness, low risk of reverse contamination</span></p></li><li><p><span style="font-size: 18px;">Good solvent compatibility
Applications: PCB, ink, digital printing, equipment and machinery, mobile phone casings, initial product wiping</span></p></li></ul><h3 style="margin-top: 12px;"><a href="https://www.wipestar.com/products/634.html" target="_self"><strong><span style="font-size: 18px;">Woven Cleanroom Wipers</span></strong></a><strong><span style="font-size: 18px;">:</span></strong></h3><p><span style="font-size: 18px;">Material: 80% polyester + 20% nylon fiber woven</span></p><p><span style="font-size: 18px;">Advantages:</span></p><ul style="list-style-type: disc;"><li><p><span style="font-size: 18px;">High longitudinal and transverse tensile strength, resistant to deformation</span></p></li><li><p><span style="font-size: 18px;">Strong ability to remove residual adhesive contamination
Applications: LCD industry COG process, touchscreen bonding adhesive removal</span></p></li></ul><h3 style="margin-top: 12px;"><a href="https://www.wipestar.com/products/853.html" target="_self"><strong><span style="font-size: 18px;">ESD Cleanroom Wipers</span></strong></a><strong><span style="font-size: 18px;">:</span></strong></h3><p><span style="font-size: 18px;">Material: 99% polyester fiber + 1% conductive fiber&nbsp;<span style="font-size: 18px; text-wrap-mode: wrap;">knitting</span></span></p><p><span style="font-size: 18px;">Advantages:</span></p><ul style="list-style-type: disc;"><li><p><span style="font-size: 18px;">Abrasion resistant</span></p></li><li><p><span style="font-size: 18px;">Solvent resistant</span></p></li><li><p><span style="font-size: 18px;">High cleanliness</span></p></li><li><p><span style="font-size: 18px;">Anti-static properties
Applications: Semiconductor chips, LED displays, precision instruments</span></p></li></ul><h3 style="margin-top: 12px;"><a href="https://www.wipestar.com/products/855.html" target="_self"><span style="font-size: 18px;">Roll Cleanroom Wipers</span></a><span style="font-size: 18px;">:</span></h3><p><span style="font-size: 18px;">Material: 80% polyester + 20% nylon fiber woven</span></p><p><span style="font-size: 18px;">Advantages:</span></p><ul style="list-style-type: disc;"><li><p><span style="font-size: 18px;">Roll format compatible with automatic cleaning machines</span></p></li><li><p><span style="font-size: 18px;">High longitudinal and transverse tensile strength, resistant to deformation</span></p></li><li><span style="font-size: 18px;">Strong ability to remove residual adhesive contamination
Applications: LCD module terminal cleaning, LED industry, LCM liquid crystal display modules, micro-motor cleaning belts, optoelectronics industry, wafers, lithium battery industry</span></li></ul><h2><span style="font-size: 20px;"><strong><br/></strong></span></h2><h2><span style="font-size: 20px;"><strong>VIII. Other Wipestar Cleanroom Wiping Products</strong></span></h2><h3 style="margin-top: 12px;"><a href="https://www.wipestar.com/products/859.html" target="_self"><strong><span style="font-size: 18px;">Cleanroom Paper (Hydroentangled Nonwoven Wipers)</span></strong></a><strong><span style="font-size: 18px;">:</span></strong></h3><p><span style="font-size: 18px;">Material: Cellulose + polyester fiber&nbsp;</span></p><p><span style="font-size: 18px;">Advantages:</span></p><ul style="list-style-type: disc;"><li><p><span style="font-size: 18px;">Nonwoven material with good absorption properties</span></p></li><li><p><span style="font-size: 18px;">Can be used with solvents</span></p></li><li><p><span style="font-size: 18px;">Strong macro-contamination removal capability</span></p></li><li><p><span style="font-size: 18px;">Suitable for removing large amounts of contaminants</span></p></li></ul><h3 style="margin-top: 12px;"><a href="https://www.wipestar.com/products/608.html" target="_self"><strong><span style="font-size: 18px;">Mesh Cleanroom Wipers (M-3 V<span style="font-size: 18px; text-wrap-mode: wrap;">iscose/Polyester&nbsp;Nonwoven Wipers</span>)</span></strong></a><strong><span style="font-size: 18px;">:</span></strong></h3><p><strong><span style="font-size: 18px;"></span></strong><span style="font-size: 18px;">Material: Varying combinations of viscose and polyester&nbsp;fiber</span></p><p style="text-wrap-mode: wrap;"><span style="font-size: 18px;">Advantages:</span></p><ul style="list-style-type: disc;"><li><p><span style="font-size: 18px;">Soft, low-linting material designed for sensitive electronic equipment in cleanroom environments.</span></p></li><li><p><span style="font-size: 18px;">Heat-resistant properties make it ideal for cleaning high-temperature processing equipment</span></p></li><li><p><span style="font-size: 18px;">Widely used in compact disk and magnetic tape manufacturing industries</span></p></li></ul><h3 style="margin-top: 12px;"><a href="https://www.wipestar.com/products/837.html" target="_self"><strong><span style="font-size: 18px;">SMT Stencil and Printing Machine Cleaning Wiper Rolls:</span></strong></a></h3><p><span style="font-size: 18px;">Material: Cellulose + polyester fiber&nbsp;</span></p><p><span style="font-size: 18px;">Suitable for: SMT stencils by machine type (MPM, DEK, EKRA, SONY, Hitachi, Panasonic, YAMAHA, KME, MINAMI, Desen, JUKI, FUJI); printing machines (Heidelberg, Komori, Sakurai)</span></p><p><span style="font-size: 18px;"><br/></span></p><h2><strong><span style="font-size: 20px;">IX. How to Quickly Choose the Appropriate Cleanroom Wiper</span></strong></h2><ul style="list-style-type: disc;"><li><p><span style="font-size: 18px;">For removing oil and fingerprints:
High-density wiper &gt; <span style="font-size: 18px; text-wrap-mode: wrap;">Microfiber&nbsp;</span>wiper &gt; <span style="font-size: 18px; text-wrap-mode: wrap;">Sub-microfiber&nbsp;</span>wiper (higher fiber density provides more surface contact, resulting in better wiping performance than standard fiber wiping materials)</span></p></li><li><p><span style="font-size: 18px;">For removing surface adhesive residue:
Woven wiper &gt; Polyester wiper (mesh weave) (adhesive removal requires good abrasion resistance and tensile strength, material must not deform during adhesive removal)</span></p></li><li><p><span style="font-size: 18px;">For precision instruments:
High-density wiper &gt; <span style="font-size: 18px; text-wrap-mode: wrap;">Microfiber&nbsp;</span>wiper (precision instruments are expensive and easily scratched, requiring very fine fibers)</span></p></li><li><p><span style="font-size: 18px;">For high (wet) wiping cleanliness requirements:
Polyester wiper &gt; Sub-microfiber wiper &gt; Microfiber wiper (polyester wipers without fiber splitting are easier to clean of particles and ions during washing)</span></p></li><li><p><span style="font-size: 18px;">For high (dry) wiping cleanliness requirements:
Ultramicrofiber wiper &gt; <span style="font-size: 18px; text-wrap-mode: wrap;">Sub-microfiber&nbsp;</span>wiper &gt; Polyester wiper (split microfibers provide higher density and finer texture, effectively removing micro-particles)</span></p></li><li><p><span style="font-size: 18px;">For silicone requirements (e.g., semiconductor industry):
Wiping materials must not contain organic silicone (silicone-free)</span></p></li><li><p><span style="font-size: 18px;">For wiping high-temperature surfaces:
Use hydroentangled nonwoven with wood pulp and polyester</span></p></li><li><p><span style="font-size: 18px;">For non-critical environments requiring large-area wiping:
Use hydroentangled nonwoven with wood pulp and polyester</span></p></li></ul><p><span style="font-size: 18px;"><br/></span></p><h2><strong><span style="font-size: 20px;">X. Industries Using Cleanroom Wipers:</span></strong></h2><ol style="list-style-type: decimal;"><li><p><span style="font-size: 18px;">Optoelectronics&nbsp;</span></p></li><li><p><span style="font-size: 18px;">PCB/SMT&nbsp;</span></p></li><li><p><span style="font-size: 18px;">Semiconductor&nbsp;</span></p></li><li><p><span style="font-size: 18px;">Biopharmaceutical&nbsp;</span></p></li><li><p><span style="font-size: 18px;">Medical device&nbsp;</span></p></li><li><p><span style="font-size: 18px;">Nanotechnology&nbsp;</span></p></li><li><p><span style="font-size: 18px;">Laboratories/Operating rooms</span></p></li><li><p><span style="font-size: 18px;">Aerospace&nbsp;</span></p></li><li><p><span style="font-size: 18px;">Precision machinery</span></p></li><li><p><span style="font-size: 18px;">Precision coating&nbsp;</span></p></li><li><p><span style="font-size: 18px;">High-purity materials</span></p></li><li><p><span style="font-size: 18px;">Nuclear</span></p></li><li><p><span style="font-size: 18px;">Food processing</span></p></li></ol><p><br/></p>

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