PUW EPTFE Material Co., Ltd.
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PUW EPTFE  Material Co., Ltd. It is a high-tech company integrating R&D, production, sales and service.

The company introduces international advanced technology and focuses on the development and application of expanded polytetrafluoroethylene (PTFE).

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Waterproof Membrane
  • Waterproof Membrane

Waterproof Membrane

Model: PUW879

PUW Waterproof Membrane is an advanced, high-performance solution for protecting sensitive electronics, outdoor gear, and other valuable assets from the harmful effects of moisture, dust, and environmental exposure. With its superior waterproofing, breathability, and durability, it ensures that your products remain safe, functional, and long-lasting in even the most extreme conditions.
Product Details

Our Waterproof Membrane is a high-performance material designed to provide superior protection against water infiltration while maintaining excellent breathability. Made from advanced expanded PTFE (ePTFE) technology, this membrane ensures that water vapor can escape efficiently, preventing condensation and moisture buildup inside enclosures, while blocking water from entering.

Key Features:

1.Excellent Waterproofing:
The membrane offers exceptional waterproofing capabilities, preventing water from seeping into sensitive equipment and protecting it from external elements such as rain, snow, and humidity.

2.Breathable Design:
The breathable membrane allows water vapor to escape while blocking liquid water, ensuring that internal components remain dry and protected from moisture-related damage.

3.Durability in Harsh Environments:
The membrane is designed to withstand extreme conditions, including high humidity, temperature fluctuations, and exposure to chemicals, making it suitable for industrial, outdoor, and marine applications.

4.UV and Weather Resistant:
It is highly resistant to UV radiation and environmental stressors such as heat, cold, and rain, ensuring long-lasting protection and performance even in challenging outdoor environments.

5.Chemical and Oil Resistance:
The membrane is resistant to a wide range of chemicals and oils, making it ideal for use in industrial applications, where exposure to corrosive substances is common.

6.Non-Toxic and Environmentally Friendly:
Made from eco-friendly materials, it complies with global environmental standards, making it safe for use in sensitive applications like medical devices and food packaging.

7.Customizable Sizes and Shapes:
The membrane can be customized to meet specific application requirements, whether for small-scale electronic devices or large outdoor equipment.


ModelProtection levelAir penneabilityColorThicknessTemmperature Range
PUW878WIP654000-5000ml/cm²/min@7kpawhite0.13±0.03-50℃~100℃
PUW316IP663700-5000ml/cm²/min@7kpawhite0.20±0.03-50℃~130℃
PUW575IP662200-3200ml/cm²/min@7kpawhite0.28±0.03-50℃~120℃
PUW875IP663000-4000mVcm³/min@7kpawhite0.24~0.30-50℃~130℃
PUW317IP672000-3500ml/cml/min@7kpawhite0.18±0.03-50℃~130℃
PUW576IP671000-1500ml/cm²/min@7kpawhite0.15±0.05-50℃~130℃
PUW657IP67170-350ml/cm²/min@7kpawhite0.08-0.14-50℃~100℃
PUW867IP671900-2400ml/cmi/min@7kpawhite0.15±0.04-50℃~130℃
PUW871IP67400-1000ml/cm²/min@7kpawhite0.13±0.03-50℃~100℃
PUW872IP672000-3000ml/cm²/min@7kpablack0.13±0.03-50℃~100℃
PUW876IP67300-600ml/cm²/min@7kpawhite0.09-0.15-50℃~150℃
PUW302WIP682900-3400ml/cm²/min@7kpawhite0.02±0.01-50℃~250℃
PUW310GIP68100-350ml/cm²/min@7kpadark grey0.20±0.03-50℃~250℃
PUW318IP68800-1700ml/cm²/min@7kpawhite0.20±0.03-50℃~130℃

The above is part of the product data.If you want to know more information or customize production,please contact with our staff.

Benefits:

1.Protects Sensitive Electronics: Prevents water and dust from infiltrating electronic enclosures, preserving the integrity of internal components and extending their lifespan.

2.Prevents Condensation and Corrosion: By allowing moisture to escape, it prevents condensation buildup, which could lead to corrosion, mold, or electronic failure.

3.Improves Sealing Performance: By reducing pressure buildup inside enclosures, it minimizes stress on seals, helping to maintain product integrity and sealing performance over time.

4.Long-Term Durability: The waterproof membrane provides long-term protection without the need for frequent maintenance or replacement, making it a cost-effective solution for high-performance applications.

Applications:

1.Outdoor Lighting: Ideal for LED outdoor lights, lanterns, and other lighting systems exposed to weather conditions.

2.Electronics & Sensors: Protects sensors, electrical components, and devices from water ingress while allowing vapor to escape.

3.Solar Energy Equipment: Used in solar panel enclosures and energy systems to prevent moisture buildup and enhance product longevity.

4.Medical Devices: Ensures that medical devices and equipment remain dry and free from contaminants, maintaining their performance and reliability.

5.Automotive & Marine Applications: Prevents water and moisture from damaging sensitive components in vehicles and marine equipment.

6.Industrial Equipment: Provides protection for industrial machinery and equipment exposed to chemicals, moisture, and extreme temperatures.


FAQ

1.What is a waterproof membrane?

A waterproof membrane is a specialized material designed to prevent the infiltration of water while allowing moisture or vapor to escape. It is used to protect sensitive electronic devices, outdoor gear, and construction applications from water damage.

2. What materials are used in waterproof membranes?

Common materials used in waterproof membranes include ePTFE (expanded PTFE), PVC, TPO, and bituminous materials. ePTFE is particularly popular due to its excellent combination of waterproofing and breathability.

3. How does a waterproof membrane work?

Waterproof membranes work by creating a barrier that prevents water from passing through while allowing water vapor to escape. This is crucial for preventing condensation buildup and moisture damage inside enclosed spaces or electronic devices.

4. Where are waterproof membranes typically used?

Waterproof membranes are used in a wide range of applications, including outdoor gear (tents, jackets, footwear), electronics (sensors, LED lights, outdoor cameras), medical devices, solar panels, automotive applications, and industrial machinery.

5. Can waterproof membranes be customized?

Yes, waterproof membranes can be customized in terms of size, shape, and specific material properties to meet the needs of particular applications. Custom options allow for precise protection in unique environments or designs.


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We have been committed to the promotion and application of new EPTFE materials and technologies as well as waterproof and breathable products.

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Telephone: 0769-22850556

Mobile phone: +86 192 7996 3699

Email: puw@puw-eptfe.com

Address: No.20, Wanjiang Industrial Street, Wanjiang District, Dongguan City, Guangdong Province, China

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