Essential Phone Cleaning: The Perfect Combo of Alcohol and Cleanroom Wipes

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Phones are indispensable in daily life but accumulate bacteria, oil, and dust from frequent use. Using alcohol combined with cleanroom wipes is an effective way to keep phones hygienic and screens clear.

Role of Alcohol

70% isopropyl alcohol disinfects effectively and evaporates quickly, killing bacteria and removing oils from phone surfaces.

Advantages of Cleanroom Wipes

Made of high-density polyester fibers, cleanroom wipes have low lint, are soft, and prevent scratches or residue on screens.

Cleaning Steps

  1. Spray or apply alcohol onto the cleanroom wipe.

  2. Gently wipe the phone screen and body, focusing on fingerprinted and oily areas.

  3. Allow alcohol to evaporate naturally, ensuring a streak-free, dry surface.

  4. Clean regularly to maintain hygiene and smooth touch.

Precautions

  • Avoid alcohol liquid entering phone ports to prevent internal damage.

  • Use moderate alcohol amounts to protect screen coatings.

Is It Harmful to Clean Your Phone with Alcohol and Cleanroom Wipes? Safe Usage Guide

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With the widespread use of smartphones, keeping them clean is essential. Many people choose to clean their phones using alcohol-infused cleanroom wipes but worry about potential damage. This article addresses the safety of using alcohol wipes on phones and proper usage tips.

Is It Harmful to Use Alcohol Cleanroom Wipes on Phones?

  • Generally Safe: 70% isopropyl alcohol wipes effectively disinfect and remove grease without usually damaging phone surfaces.

  • Coating Protection: Some phone screens have special coatings like anti-fingerprint or blue light filters; frequent alcohol use might degrade these coatings.

  • Avoid Over-Wetting: Prevent alcohol from seeping into phone gaps to avoid internal damage.

Proper Usage

  1. Use a moderate amount of alcohol on the wipe; avoid soaking it too wet.

  2. Gently wipe the screen and phone body without excessive pressure.

  3. Never spray alcohol directly onto the phone; apply it first on the wipe.

  4. Allow the phone to air dry after cleaning to avoid moisture buildup.

  5. Replace wipes regularly to maintain hygiene.

Summary

Using 70% alcohol cleanroom wipes is generally safe for phones when used correctly, helping disinfect and clean without damage. Users should avoid excessive use and keep liquids away from internal components to prolong phone life.

How to Clean Windshields Effectively Using Cleanroom Wipes and Alcohol

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A clean windshield is crucial for safe driving. Using cleanroom wipes combined with alcohol provides an ideal solution for removing grime, oil films, and dust from windshields quickly and without streaks.

Why Use Cleanroom Wipes with Alcohol?

  • Cleanroom Wipes: Low-lint, leaving no scratches or residue.

  • Alcohol: Fast-evaporating and effective at dissolving grease and dirt.

  • Together, they ensure thorough cleaning without water spots.

Steps to Clean

  1. Wipe off loose dust gently with a cleanroom wipe.

  2. Apply 70% alcohol to the wipe—avoid spraying directly on the glass.

  3. Use the alcohol-moistened wipe to evenly clean the windshield, focusing on greasy or dirty areas.

  4. Allow the alcohol to evaporate naturally for a clear, streak-free finish.

Tips

  • Avoid over-saturating with alcohol to prevent uneven cleaning.

  • Clean regularly to maintain clear visibility.

  • Use professional cleanroom wipes to avoid fiber residue from ordinary cloths.

MPM Stencil Wipes: Buyer’s Guide for SMT

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In the SMT (Surface Mount Technology) production process, the quality of stencil cleaning wipes directly affects printing quality and equipment maintenance efficiency. For purchasing personnel, selecting the right MPM stencil cleaning wipes not only ensures product yield but also reduces maintenance costs. This article systematically outlines the core features of MPM stencil cleaning wipes, key purchasing points, cost control, and risk mitigation strategies to help you make effective procurement decisions.

1. Core Product Features Analysis

  • Material and Process Advantages
    MPM stencil cleaning wipes are made of 55% natural wood pulp and 45% polyester fiber composite. The natural wood pulp provides excellent liquid absorption, while the polyester fiber enhances tensile strength to prevent tearing and lint shedding during wiping. The wipes use a special spunlace process that bonds fibers without glue, resulting in a soft texture with minimal lint, effectively reducing the risk of stencil clogging. The basis weight is 56g/m², balancing absorption efficiency and thickness, suitable for high-speed wiping equipment.

  • Specification Parameters

    • Width options: 250/300/330/350/400 mm to fit different equipment widths.

    • Tube inner diameter: 19.5mm ± 0.2mm

    • Tube thickness: 1.5mm ± 0.1mm

    • Roll length: 10 meters

    • Compatible equipment: Supports all MPM series and compatible printers.

For customized specifications, it is recommended to choose professional SMT stencil wipe manufacturers like Uster who support non-standard customization.

2. Key Purchasing Decisions

  • Width Compatibility
    Ensure the wipe width matches the printing machine’s wiping mechanism width exactly, within a tolerance of ±3mm. For example, MPM Ultraprint equipment recommends 330mm or 350mm widths.

  • Performance Testing Indicators

    • Oil absorption: Tested via standard oil immersion weighing method.

    • Tensile strength: Tested with an electronic tensile testing machine.

    • Lint shedding: Assessed through cleanroom vibration sieving.

Procurement staff can request samples from suppliers for in-house testing. Uster has its own professional testing labs and conducts strict quality control before delivery to ensure high product standards.

  • Supplier Qualification Review

    • Certification requirements depend on your company’s standards.

    • Prefer suppliers with over 5 years of SMT industry experience and key client references.

    • Must provide material testing reports, process flow diagrams, and on-site technical support capability.

Uster Group’s parent company boasts over 20 years of experience in this field, ensuring strong technical support.

3. Cost Control Strategies

For first-time purchases, compare multiple suppliers based on price and quality to select the best value option. For repeat purchases, compare with previous products and negotiate better pricing while ensuring equal or better quality, helping the company reduce costs and improve procurement performance. Avoid compromising quality just to lower prices, which can harm production and equipment safety.

4. Risk Mitigation

  • Storage Environment Management

    • Temperature: 15-25°C to avoid deformation of the tube.

    • Humidity: ≤60% RH since high humidity can reduce oil absorption speed.

  • Batch Consistency Verification
    Sample 3 rolls per batch for quality checks, focusing on tube inner diameter tolerance (±0.2mm) and basis weight fluctuation (±2g/m²) to ensure batch stability.

  • Environmental Compliance
    Confirm compliance with RoHS 2.0 directives, especially regarding phthalate content, to ensure eco-friendly products.

5. Procurement Process Recommendations

  • Confirm technical requirements with process and equipment departments.

  • Shortlist 3 candidate suppliers.

  • Conduct at least one round of real-production environment sample testing (recommended continuous 8-hour verification).

  • Specify contract terms clearly, including quality penalties, minimum order quantity (MOQ), and payment terms.

6. Summary

Selecting MPM stencil cleaning wipes requires a comprehensive evaluation of technical compatibility, cost-effectiveness, and supply stability. Establish long-term supplier records, continuously monitor batch KPIs (yield improvement, downtime reduction), and leverage data-driven procurement to achieve cost reduction and efficiency improvements. As a leading domestic manufacturer of SMT stencil cleaning wipes, Uster adheres to the principle of “better quality at the same price, better price at the same quality,” offering free samples and professional technical support to help customers achieve efficient and stable production.

Ink Printing Cleaning: Wipe Product Selection Guide

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In the ink printing industry, the precision of production processes and the complexity of equipment place extremely high demands on cleaning operations. From ink preparation to final printing, every step faces challenges such as ink residue, solvent penetration, and oil contamination. Scientifically selecting suitable cleaning consumables not only improves cleaning efficiency and reduces operating costs but is also critical for protecting equipment lifespan and ensuring print quality. This article provides an in-depth analysis of cleaning product selection strategies across five key production stages, helping enterprises achieve efficient production.

  1. Ink Production Stage: Handling Highly Penetrative Chemical Liquids

During raw material mixing and tank cleaning, it is essential to promptly remove high-viscosity ink and volatile solvents to prevent equipment corrosion and environmental contamination.

Recommended Consumables

  • Multi-purpose wiping cloth: Nonwoven fabric made from polyester fiber and wood pulp, featuring high wet and dry strength, suitable for rough surface cleaning and oil removal.

  • Heavy-duty oil-absorbent wipes: Made from advanced Meltblown materials, quickly absorb multiple times their weight in oil, with minimal lint shedding.

  • Chemical absorbent cotton: Quickly absorbs chemical spills on floors, reducing solvent evaporation and slip hazards.

Technical Tips
Choose materials resistant to solvent corrosion (such as polyester, wood pulp, and PP blends) to avoid fiber shedding contaminating raw materials.

  1. Plate Making and Printing Stage: Trace-Free Cleaning of Precision Equipment

Ink residue on printing rollers and ink transfer rollers directly impacts print accuracy, requiring a balance between cleaning strength and equipment protection.

Recommended Consumables

  • Ultra-soft wiping cloth: New nonwoven fabric made of polyester and viscose, preventing scratches on chrome rollers, ideal for removing fine ink particles on printing plates.

  • Multi-purpose wiping cloth: Made from PP and wood pulp, characterized by low lint generation, high wet and dry strength, and strong water absorption.

Operational Advice
Use with 70% isopropanol solution to improve ink dissolution and reduce drying time.

  1. Screen Printing Stage: The Ultimate Requirement for Mesh Cleaning

Clogged mesh holes are a common problem. Traditional cotton cloths often leave fibers behind, while strong solvents may damage photoresist layers.

Solutions

  • Multi-purpose wiping cloth: Can absorb ink particles larger than 5 μm, reducing mesh clogging.

  • Multi-functional wiping cloth: Used with eco-friendly water-based cleaners to clean both sides of mesh simultaneously.

  • Heavy-duty oil-absorbent wipes: Suitable for wiping larger oily areas, rapidly absorbing multiple times their weight in oil.

Data Reference
Tests show using professional wiping cloths can improve mesh cleaning efficiency by 40% and extend service life by 30%.

  1. Equipment Maintenance Stage: Combination of Multi-functional Consumables

Maintenance requires dealing with lubricants, hydraulic oil, cured ink, and other contaminants.

Consumable Combination

  • Mesh degumming cloth: Made of polyester and viscose with a unique mesh design, effectively removing glue and reducing particulate contamination.

  • Multi-purpose wiping cloth: Low lint, ideal for cleaning equipment oil stains.

  • Oil absorbent cotton: Preferred for absorbing oily spills on floors and benches, with high absorption capacity.

  1. Digital Printing Stage: Precise Cleaning in Cleanroom Environments

Clogged nozzles are a major cause of failure in UV printers; traditional cloth fibers can worsen this issue.

Advanced Solutions

  • Cleanroom oil absorbent wipes: Remove oil stains while preventing lint and dust residue to protect print quality.

  • Cleanroom wiping cloth: Complies with Class 10,000 to 100 cleanroom standards, with edge lint less than 0.5 mg/m², ideal for printhead maintenance.

Conclusion
With industry upgrades, competition in the ink printing sector has extended to detailed production management. By establishing standardized cleaning procedures and equipping with professional consumables, companies can reduce comprehensive operating costs by 3%-8% and keep unplanned downtime under 2%. Selecting cleaning consumables is no longer a simple procurement task but a core technical decision to improve production efficiency.

Uster @ 2025 China Safety Expo

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With the continuous advancement of industrial production and growing demands for occupational safety, clean manufacturing and protective measures have become key focuses for enterprises. As a leading supplier of cleanroom fabrics and consumables, Shenzhen Uster Technology Co., Ltd. (“Uster”) will be exhibiting at the 108th China International Occupational Safety & Health Goods Expo in 2025. The company will showcase a range of high-quality products and innovative solutions, demonstrating its outstanding capabilities in clean protection.

Founded several years ago, Uster specializes in the research, development, and manufacturing of cleanroom fabrics, lint-free wipes, oil-absorbent cotton, and other cleaning materials. Equipped with advanced production lines and strict quality control systems, its products are widely used across electronics manufacturing, semiconductors, optical instruments, medical equipment, biopharmaceuticals, and automotive industries—meeting various cleanliness levels and protection requirements.

At this expo, Uster will highlight:

  • Ultrafine lint-free wipes series: featuring high cleanliness, low fiber shedding, excellent abrasion resistance, and liquid absorption—suitable for cleanrooms from Class 1000 down to Class 10.

  • High-performance oil absorbent cotton series: made from polypropylene microfiber, absorbing up to 10 times its own weight in oil, environmentally friendly and durable—ideal for industrial equipment and water surface oil spill cleanup.

  • Customized clean protection solutions: offering tailored materials, sizes, and special functional treatments to help customers improve production efficiency and product quality.

In addition, Uster will invite industry experts for on-site discussions, sharing the latest trends and applications in clean manufacturing and occupational safety. Through this event, Uster aims to deepen cooperation with upstream and downstream industry partners and promote sustainable development in the clean industry.

Industry professionals are warmly invited to visit Uster’s booth to experience innovative products firsthand and explore a cleaner future together, safeguarding safe and clean production environments.

Exhibition Date: 2025 (exact dates to be announced)
Venue: China International Exhibition Center (New Venue)
Uster Booth Number: Please stay tuned for official updates

High-Performance Oil Pads: Selection & Eco-Use Guide

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In industrial maintenance, water surface oil spill treatment, and various cleaning scenarios, high-performance oil absorbent pads have become the ideal solution for oil contamination challenges due to their excellent adsorption performance and eco-friendly properties. This article provides an in-depth analysis of the core advantages, selection criteria, and usage tips for oil absorbent pads, helping you make informed choices and use them efficiently to achieve both environmental protection and cost savings.

1. Core Advantages of High-Performance Oil Absorbent Pads

  • Highly Efficient Oil Absorption with Precise Targeting
    Made from superfine fiber technology (polypropylene material), these pads can absorb up to 10 times their own weight in oil. Their selective oil absorption means they absorb only oil without taking in water, which is especially useful for cleaning oil floating on water surfaces.

  • Safe and Environmentally Friendly, Preventing Secondary Pollution
    Free of chemical reagents, these pads rely on pure physical adsorption, ensuring no harmful substances are released during oil recovery. The recovered oil can be directly recycled or incinerated, minimizing environmental risks.

  • Durable and Reusable, Reducing Costs Over Time
    Constructed with multi-layer polypropylene and high-temperature pressing, the pads have a dense, wear-resistant structure that resists shedding even when saturated with oil. They support multiple uses (depending on the oil type), effectively lowering long-term costs.

  • User-Friendly Design for Flexibility and Convenience
    The perforated edges allow easy tearing to size for different applications. Lightweight and easy to carry, they also save storage space.

2. Five Key Criteria for Selecting High-Performance Oil Absorbent Pads

  • Material Certification
    Confirm 100% polypropylene composition. High-quality raw materials ensure strong absorption and durability. Look for environmental certifications like ROHS and SGS.

  • Oil Absorption Performance Testing
    Choose products labeled with an oil absorption capacity of at least 10 times their own weight. Verify oil-water selectivity by placing the pad on an oil-water mixture to ensure it absorbs oil only.

  • Structural Stability
    Check that fiber layers are tightly bonded and edges resist tearing. Good products maintain integrity even when fully saturated with oil.

  • Form Factor Adaptability
    Select size and format based on application: large sheets for industrial-scale oil spills, smaller or pre-scored pads for home or lab use.

  • Balance Between Environmental Impact and Cost
    Ask about reuse frequency (quality pads can often be reused 3-5 times) and whether waste pads support professional recycling or incineration, prioritizing eco-friendly materials.

3. Four-Step Efficient Usage Guide

  • Step 1: Preparation and Protection
    Wear gloves to avoid direct skin contact. Tear off pad sizes covering at least 1.2 times the oil spill area.

  • Step 2: Precise Coverage and Absorption
    For water surface oil, lay the pad flat and press edges for full contact. For equipment or floor oil stains, cover and press to speed oil penetration.

  • Step 3: Recovery and Regeneration
    When saturated (darker color), use tools to lift and drain oil, collecting pads in sealed containers. Before reuse, remove oil via squeezing or centrifugation, avoiding tearing.

  • Step 4: Proper Storage
    Store unused pads in a dry, shaded place away from heat and chemicals. Dry and seal used pads after oil removal to prevent dust contamination.

4. Safety Precautions

Keep away from fire sources due to flammability after oil absorption. Store unused and contaminated pads separately to avoid cross-contamination. Promptly retrieve pads after water surface use to maintain performance. Use specialized pads for corrosive or high-temperature oils.

5. Recommended Application Scenarios

  • Industrial equipment oil leaks and workshop floor cleaning

  • Rapid oil spill response on rivers and ports

  • Automotive repair oil absorption

  • Laboratory precision instrument oil leakage control

6. Conclusion

High-performance oil absorbent pads redefine oil spill cleanup standards through efficient absorption, safety, and reusability. By selecting products based on material quality, performance, and durability, and using them with precise coverage and timely recovery, you can maximize their value while achieving both economic and environmental benefits.

Cleanroom Wiper Mfrs: Key Production & Testing

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Cleanroom wipers are essential consumables in cleanrooms and high-precision manufacturing environments. The quality of these products directly impacts the cleanliness and yield of downstream production. To stand out in the competitive market, cleanroom wiper manufacturers must possess strong production and testing capabilities to ensure product stability and reliability. This article provides a detailed overview of the production environment, technological equipment, testing capabilities, and innovation support that manufacturers should have, helping enterprises make informed decisions when choosing suppliers.

1. Production Capability Requirements for Cleanroom Wiper Manufacturers

  1. High-Cleanliness Production Environment
    Cleanroom wipers must be produced in strict cleanroom environments such as Class 10, 100, 1000, or even 10,000 cleanrooms to minimize the risk of the product itself becoming a secondary contamination source. For example, Shenzhen Uster Technology Co., Ltd. has multi-level cleanrooms that ensure products meet high cleanliness standards.

  2. Advanced Materials and Technologies

  • Microfiber Processing Technology: Differentiated spinning and weaving processes for polyester (PET), polyamide (nylon), and other fibers to ensure uniformity and strong adsorption capacity.

  • Antistatic Technology: Incorporation of conductive fibers or surface coatings to achieve antistatic functions, meeting the requirements of the electronics and semiconductor industries. The mainstream method is to add conductive threads.

  1. Automated Production Equipment
    Equipped with laser cutting machines, ultrasonic cutting machines, circular knitting machines, pure water systems, heat presses, automatic laminators, and more, to guarantee precise dimensions, lint-free edges, high production efficiency, and consistent product quality. Uster owns over 1,200 advanced machines enabling highly automated and large-scale production.

  2. Comprehensive Quality Management System
    Certified with ISO 9001 and compliant with RoHS, FDA, CE, and other relevant industry standards to ensure products meet international quality and safety requirements.

  3. Strong Production Capacity
    Sufficient equipment and skilled personnel to support large-volume and high-standard delivery, meeting diverse and urgent customer demands.

2. Testing Capability Requirements for Cleanroom Wiper Manufacturers

  1. Particle Control Testing

  • Liquid and Dry Particle Counting: Measure the number of particles released from the wiper in wet or dry states to control product cleanliness.

  • Fiber Shedding: Test the number of fibers larger than 100μm to evaluate lint-free performance.

  1. Chemical Performance Testing

  • Heavy Metal Ion and Residue Testing: Analyze sodium, potassium, chloride ions, and non-volatile residues to ensure material safety.

  • pH and Chemical Stability: Confirm stability after exposure to solvents or disinfectants.

  1. Physical Performance Testing

  • Absorption Capacity: Test absorption speed and volume in accordance with industry standards such as SJ/T 11480.

  • Abrasion Resistance and Strength: Friction and tensile strength tests to verify durability.

  1. Electrostatic Properties Testing
    Measure conductivity and electrostatic potential to meet antistatic requirements in the electronics industry.

  2. Third-Party Certifications and Reports
    Collaborate with authoritative testing bodies (e.g., SGS, Zhongxi Testing Center) to provide CMA certifications, microparticle detection reports, and enhance product credibility.

Top manufacturers typically possess comprehensive testing equipment and experienced quality control teams. For instance, Uster operates more than 80 types of testing devices including liquid particle counters, ion chromatographs, and dust particle counters, ensuring results comply with international standards.

3. Supporting Capabilities and Innovation

  1. Customized Solutions
    Offer tailored sizes, materials, and functionalities based on the specific requirements of industries such as semiconductors, biomedicine, and optics.

  2. Eco-friendly Material Applications
    Use bio-based and biodegradable fibers to respond to environmental sustainability trends.

  3. Cleaning and Sterilization Services
    Provide ultra-clean washing and sterilization capabilities to produce high-grade (e.g., Class 10) cleanroom wipers, meeting medical and ultra-clean industry demands.

4. Conclusion

The core competitiveness of a cleanroom wiper manufacturer lies in integrating a highly clean production environment, advanced material technology, rigorous testing procedures, and continuous innovation. Selecting suppliers with these capabilities ensures stable product quality and helps downstream enterprises improve yield and product safety, creating a win-win situation.

Ultrafine Cleanroom Wipes: Materials, Standards & Pricing

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In fields requiring extremely high cleanliness such as precision manufacturing, electronic component production, and optical instrument cleaning, ultrafine cleanroom wipes have become indispensable cleaning consumables due to their excellent performance. This article provides a comprehensive analysis of their core features from three perspectives: material composition, technical standards, and pricing structure.

1. Material Analysis: Polyester-Nylon Composite Fiber and Plain Weave Process

The core material of ultrafine cleanroom wipes is microfiber, scientifically blended with 80% polyester (PET) and 20% nylon (polyamide):

  • Polyester provides excellent abrasion resistance, tear resistance, and chemical resistance, ensuring the wipe remains durable during repeated use.

  • Nylon adds softness and enhances liquid absorption, reducing the risk of scratching delicate surfaces during wiping.

The wipes are manufactured using a plain weave process, tightly interlacing warp and weft fibers to create a uniform and smooth fabric surface. This process significantly reduces fiber shedding and pilling, minimizing particulate residue during wiping to meet stringent cleanliness requirements.

2. Technical Standards: Cleanliness Class, Basis Weight, and Sizes

  1. Cleanliness Class

    • Minimum standard: Class 1000 (ISO Class 6), allowing no more than 1000 particles ≥0.5μm per cubic foot of air, suitable for semiconductor packaging and LCD assembly.

    • High-end grades: Class 100 or even Class 10 wipes meet more demanding cleanliness levels, with corresponding price increases.

    • Note: Some small manufacturers may produce ultrafine wipes that do not meet these standards, so buyer caution is advised.

  2. Basis Weight Range
    Ultrafine wipes have a relatively high basis weight compared to regular polyester or sub-microfiber wipes, typically ranging from 160g/m² to 220g/m². Users can choose based on specific needs.

  3. Common Sizes

    • 4-inch (~10cm×10cm): For precision instruments and miniature component cleaning.

    • 6-inch (~15cm×15cm): For laboratory equipment and optical lens maintenance.

    • 9-inch (~23cm×23cm): For electronic circuit boards and mechanical part wiping.

    • 12-inch (~30cm×30cm): For large surface dust removal or industrial equipment maintenance.

3. Pricing Structure: Multi-Factor Influences

Ultrafine cleanroom wipes generally range from 25 to 100 RMB per pack (usually 100 pieces per pack, 4-inch packs often contain 400 pieces), with key factors affecting price including:

  1. Size and Basis Weight
    Larger size and heavier weight mean more material usage and higher cost.

  2. Cleanliness Class
    Basic Class 1000 wipes are more affordable; Class 100 or better grades are pricier due to more complex manufacturing and cleaning processes.

  3. Packaging and Brand
    Vacuum-sealed packaging and well-known brands carry a premium but offer superior quality and batch consistency, suitable for companies with strict quality demands.

4. Purchasing Recommendations: Match Needs with Cost-Effectiveness

  • Electronics Assembly: Choose Class 1000 or Class 100, 9-inch wipes weighing 180g/m² for balanced cost and dust removal efficiency.

  • Biological Laboratories: Prioritize Class 100, 9-inch wipes weighing 200g/m² to ensure sterile environments.

  • Routine Industrial Maintenance: Economic 9-inch wipes at 160g/m² suffice for basic cleaning tasks.

It is recommended to purchase through official channels and request material test reports and cleanliness certifications to avoid contamination risks from inferior products. Matching technical parameters to application scenarios maximizes wipe performance and supports cost savings.

Cleanroom Wiping Paper: Standards & Guidelines

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1. Product Introduction
Cleanroom wiping paper is a high-performance cleaning consumable specially designed for clean environments. It is widely used in electronics manufacturing, optical instruments, medical devices, precision machinery, and other fields with strict dust-free requirements. Its core function is to efficiently remove surface contaminants while preventing fiber shedding or secondary contamination, thus ensuring the cleanliness of the production environment and product yield.

2. Material and Process Standards

  • Material Composition:
    The wiping paper adopts a nonwoven composite structure made of 45% polyester and 55% wood pulp fibers.

  • Polyester fibers: Provide high strength, chemical resistance, wear resistance, and tear resistance, reducing fiber shedding during wiping.

  • Wood pulp fibers: Enhance liquid absorption and softness, improving the adsorption of fine particles.

  • Basis Weight (GSM):
    The unit weight ranges between 56-68 g/m², classified by application scenarios:

    • Standard type (56-60 g/m²): General wiping for routine cleaning.

    • Enhanced type (61-68 g/m²): For high absorption needs or heavily contaminated scenarios.

3. Physical Performance Requirements

Test Item Test Standard Qualification Criteria
Tensile Strength (MD) GB/T 24218.3 Must meet customer requirements
Absorption Rate (DI Water) GB/T 24218.6 Must meet customer requirements
Fiber Shedding IEST-RP-CC004.3 Must meet customer requirements
Abrasion Resistance (Dry) ASTM D3886 Must meet customer requirements

4. Chemical Cleanliness Standards
Cleanroom wiping paper is generally produced in Class 10,000 cleanrooms and is not washable. It is suitable for lower cleanliness or peripheral cleanroom use. For environments requiring Class 10,000 or better cleanliness, cleanroom wipes are recommended, which can meet up to Class 10 cleanliness.

5. Packaging and Labeling Specifications

  • Packaging Formats:

    • Roll form: Also called jumbo roll wiping paper, with 500 sheets per roll, convenient for pull-out use.

    • Bagged form: Also known as 0609 wiping paper, individually sealed packages containing 150-1200 sheets depending on size.

  • Color Coding:
    White, blue, and green are common colors. In electronics, white is more widely used, while blue and green are more common in industrial wiping scenarios. In China, white is predominant, whereas blue and green are more popular in Europe and America.

6. Testing and Certification
Customers can request RoHS certification and TDS (Technical Data Sheet) reports from suppliers to ensure compliance.

7. Application Guidelines

  • Electronics Industry:
    Recommended use with IPA solvent for wiping PCB boards; single sheet single-direction wiping is advised.

  • Optical Field:
    Prefer blue-colored microfiber laminated products to avoid scratching coated surfaces.

  • Medical Sterilization:
    Compatibility verification with EO/γ-ray sterilization is required; packaging materials must comply with YY/T 0698.2.

Summary:
Standardized production and scientific selection of industrial cleanroom wiping paper are crucial to maintaining modern industrial cleanliness. Users are advised to choose wiping papers based on actual scenario requirements, considering material properties, cleanliness level, and packaging formats, while regularly verifying suppliers’ test reports and compliance documentation.