ePTFE Insulation Membrane – Advanced Thermal Barrier for Performance Applications
At Huzhou Kaili New Material Technology Co., Ltd., we specialize in the development and production of high-performance ePTFE insulation membranes designed to deliver exceptional thermal stability, breathability, and protection across a wide range of industrial and apparel applications. As part of Kaili Advanced Materials Group, our 3,000 m² facility in Huzhou, Zhejiang Province, serves as a key manufacturing base within China's Yangtze River Delta fluoromaterial cluster, only 1.5 hours by high-speed rail from Shanghai - enabling efficient logistics and global distribution.
Our ePTFE insulation membrane combines advanced microporous technology with excellent heat resistance and lightweight flexibility. It provides reliable insulation performance while maintaining breathability, making it ideal for applications in outdoor gear, protective uniforms, filtration systems, and aerospace components.
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Technical Specifications
- Material: Expanded Polytetrafluoroethylene (ePTFE)
- Thickness Range: 10–100 μm (customizable)
- Operating Temperature: -200°C to +260°C
- Water Vapor Transmission Rate (WVTR): ≥ 8,000 g/m²/24h
- Thermal Conductivity: < 0.2 W/m·K
- Surface Treatment: Optional silicone or PU coating
- Formats Available: Sheet, roll, or laminated composite
Applications
- Thermal protective clothing and outerwear
- Industrial insulation liners and gaskets
- Aerospace and automotive components requiring thermal regulation
- Electronic and battery protection layers
- Filtration membranes for high-temperature processes
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Our Factory
FAQs
1. What makes ePTFE insulation membranes different from standard PTFE films?
ePTFE membranes feature a microporous structure that offers both insulation and breathability, unlike solid PTFE films that restrict airflow.
2. Can your ePTFE insulation membranes be laminated with fabrics?
Yes, we provide full lamination services with textiles, foams, and nonwovens to create multi-functional composites.
3. What industries use ePTFE insulation membranes most?
Common industries include outdoor apparel, aerospace, automotive, electronics, and filtration.
4. Do you offer customized thickness and porosity levels?
Absolutely. Our production lines allow precise control over membrane microstructure to match different insulation and breathability requirements.
5. Can ePTFE insulation membranes withstand high-temperature sterilization?
Yes. ePTFE retains stability and insulation properties even after repeated sterilization or autoclave cycles.
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