The Ultrathin Waterproof Membrane is a state-of-the-art, lightweight material designed to provide superior waterproofing without adding bulk. Despite its thin profile, this Waterproof Membrane offers excellent protection against water, making it ideal for applications where space and weight are critical. Its advanced properties make it a leading choice across electronics, medical devices, packaging, and industrial equipment.
As a trusted Ultrathin Waterproof Membrane Manufacturer, we provide high-quality, flexible solutions to meet diverse industry needs. Our Flexible Waterproof Membranes are engineered for durability, high air permeability, and resistance to extreme temperatures, ensuring reliable performance even in demanding environments.

Features of Ultrathin Waterproof Membranes
1. High Waterproof Performance
Our E-PTFE Waterproof Membrane provides superior water resistance while allowing air and gas to pass through, ensuring pressure equalization in sealed systems. This makes it perfect for electronics, batteries, and other devices requiring reliable waterproofing.
2. Ultra-Thin and Lightweight
The Ultrathin Waterproof Membrane is designed to be exceptionally thin, reducing weight and conserving space in compact devices. Despite its slim profile, it maintains mechanical strength and durability under rigorous conditions.
3. Flexible and Adaptable
As a Flexible Waterproof Membrane, it can be applied to curved surfaces, irregular shapes, and tight spaces, offering versatile design options for both OEM and industrial applications.
4. Customization Options
We provide Custom Ultrathin Waterproof Membrane and OEM Waterproof Film Solutions to meet your specific project requirements. Customers can request custom thickness, air permeability, color, and temperature resistance for tailored solutions.
5. Wide Range of Applications
These membranes are ideal for electronics, mobile devices, wearable devices, industrial equipment, automotive components, medical devices, and packaging. Our Industrial Waterproof Membrane Supplier solutions ensure safe and effective waterproofing across multiple sectors.
Model | Protection level | Air penneability | Color | Thickness | Temmperature Range |
PUW878W | IP65 | 4000-5000ml/cm²/min@7kpa | white | 0.13±0.03 | -50℃~100℃ |
PUW316 | IP66 | 3700-5000ml/cm²/min@7kpa | white | 0.20±0.03 | -50℃~130℃ |
PUW575 | IP66 | 2200-3200ml/cm²/min@7kpa | white | 0.28±0.03 | -50℃~120℃ |
PUW875 | IP66 | 3000-4000mVcm³/min@7kpa | white | 0.24~0.30 | -50℃~130℃ |
PUW317 | IP67 | 2000-3500ml/cml/min@7kpa | white | 0.18±0.03 | -50℃~130℃ |
PUW576 | IP67 | 1000-1500ml/cm²/min@7kpa | white | 0.15±0.05 | -50℃~130℃ |
PUW657 | IP67 | 170-350ml/cm²/min@7kpa | white | 0.08-0.14 | -50℃~100℃ |
PUW867 | IP67 | 1900-2400ml/cmi/min@7kpa | white | 0.15±0.04 | -50℃~130℃ |
PUW871 | IP67 | 400-1000ml/cm²/min@7kpa | white | 0.13±0.03 | -50℃~100℃ |
PUW872 | IP67 | 2000-3000ml/cm²/min@7kpa | black | 0.13±0.03 | -50℃~100℃ |
PUW876 | IP67 | 300-600ml/cm²/min@7kpa | white | 0.09-0.15 | -50℃~150℃ |
PUW302W | IP68 | 2900-3400ml/cm²/min@7kpa | white | 0.02±0.01 | -50℃~250℃ |
PUW310G | IP68 | 100-350ml/cm²/min@7kpa | dark grey | 0.20±0.03 | -50℃~250℃ |
PUW318 | IP68 | 800-1700ml/cm²/min@7kpa | white | 0.20±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.
Why Choose Our Ultrathin Waterproof Membranes?
Reliable Manufacturing: As a leading Ultrathin Waterproof Membrane Manufacturer, we ensure precision, consistency, and high-quality production.
Custom Solutions: We offer Custom Ultrathin Waterproof Membrane options and OEM Waterproof Film Solutions to suit specific project needs.
Wholesale Supply: Our Wholesale Waterproof Membrane services cater to industrial clients requiring bulk quantities.
Industry Expertise: Serving as a trusted Waterproof Membrane Supplier and Industrial Waterproof Membrane Supplier, we provide membranes suitable for electronics, medical, packaging, automotive, and other industrial applications.
High Performance: Our membranes offer flexibility, tear resistance, temperature stability, and long-term durability in harsh environments.
Applications
Electronics & Mobile Devices: Waterproof and breathable layers for smartphones, tablets, and wearables.
Medical Devices: Protective membranes in diagnostic and portable medical equipment.
Industrial Equipment: Pressure-equalizing membranes in tanks, valves, and enclosures.
Automotive Components: Flexible waterproofing for sensors, connectors, and battery packs.
Packaging & Protective Film: Ultra-thin layers for waterproof packaging solutions.
FAQ – Ultrathin Waterproof Membrane
1. What is an Ultrathin Waterproof Membrane?
An Ultrathin Waterproof Membrane is a high-performance, lightweight material that provides waterproof protection without adding bulk. It is designed for use in electronics, industrial equipment, medical devices, and other applications requiring durable and flexible waterproofing.
2. What materials are used in the Ultrathin Waterproof Membrane?
Most membranes are made from E-PTFE or other advanced polymer materials, ensuring excellent water resistance, flexibility, and chemical stability.
3. What are the main advantages of using a Flexible Waterproof Membrane?
A Flexible Waterproof Membrane can be applied to curved surfaces or irregular shapes. It provides high air permeability, tear resistance, temperature stability, and long-term durability while maintaining a thin profile.
4. Can I get a Custom Ultrathin Waterproof Membrane?
Yes, we offer Custom Ultrathin Waterproof Membrane and Custom Waterproof Film Supplier services. You can request specific thickness, color, air permeability, or temperature resistance to meet your unique project requirements.
5. What industries commonly use Ultrathin Waterproof Membranes?
Applications include:
Electronics and mobile devices (smartphones, tablets, wearables)
Medical devices and diagnostic equipment
Automotive components (sensors, battery packs)
Industrial enclosures, valves, and tanks
Protective packaging and membranes
6. Are OEM Waterproof Film Solutions available?
Yes, we provide OEM Waterproof Film Solutions for clients who require custom designs, branding, or bulk production for industrial or consumer products.
7. Can I purchase Ultrathin Waterproof Membranes in bulk?
Absolutely. We provide Wholesale Waterproof Membrane options suitable for manufacturers, distributors, and industrial clients.
8. How do I choose the right Ultrathin Waterproof Membrane for my application?
Factors to consider include water protection level (IP rating), air permeability, thickness, temperature resistance, and flexibility. Our team can assist in selecting the optimal Industrial Waterproof Membrane Supplier solution for your needs.