about
CNbeyond
The main business of our company are PTFE filter membrane, PTFE textile membrane and other PTFE composite material . The PTFE membrane are widely applied in the fabric for outdoor and functional garments, and also used in atmosphere dust elimination and air filtration, liquid filtration. They also have excellent performance in electronic, medical, food, biology engineering, and other industries. Along with the development of both technology and application, PTFE membrane will have favorable prospects in waste water treatment, water purification and sea water desalination, etc.
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Rich Experience
Rich Experience
10+years of Eptfe membrane production experience
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Professional R&D Team
Professional R&D Team
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Customized Services Provided
Customized Services Provided
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OEM and ODM
OEM and ODM
Industry leading level of Eptfe membrane products and customization services
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Free Sample Provided
Free Sample Provided
news and information
PTFE Sewing Thread Tensile Strength and Heat Resistance for Industrial Filter Bag Manufacturing
Key Takeaways PTFE sewing thread tensile strength ranges from 2.5 to 5.0 cN/dtex, providing 45 to 65 N break strength for standard industrial deniers Continuous heat resistance up to 260 degrees Celsius and intermittent exposure up to 300 degrees Celsius far exceeds polyester and nylon limits...
ePTFE Footwear Film Waterproof & Flex Testing Guide
Key Takeaways ePTFE footwear film achieves IPX7/IPX8 waterproof ratings with hydrostatic head values exceeding 10,000 mm H2O, far surpassing the minimum thresholds for hiking boot certification. Flex testing is non-negotiable for footwear membranes. MIT, Ross, and De Mattia flex tests confirm...
ePTFE Windrow Compost Cover Permeability Data for Organic Waste Management Facilities in Northern Europe
Why Northern European Composting Needs Specialized Covers Organic waste management facilities in Northern Europe face a unique set of challenges that composting operations in temperate or tropical climates do not. Long, cold winters with temperatures below minus 10 degrees Celsius, short summers...
ePTFE Hydrophobic Membrane Pore Size Control for Sterile Air Filtration in Pharmaceutical Cleanrooms
Why Pore Size Control Determines Sterility Assurance In pharmaceutical manufacturing, sterile air filtration is not a preference — it is a regulatory requirement. Every air pathway into a Grade A or Grade B cleanroom must pass through a validated sterilizing filter, and the filter membrane must ...
Waterproof Breathable Vent Membrane IP Ratings for Outdoor Electronics and Automotive Lighting Enclosures
TL;DR — The IP rating of a vent membrane-equipped enclosure is determined by the enclosure’s overall sealing combined with the vent membrane’s water entry pressure (WEP) rating — not by the membrane alone. Standard ePTFE vent membranes with WEP 20-60 kPa support IP67 (immersion to 1 ...