Zhejiang Xinna Medical Device Technology Co., Ltd.
                                                                                                           
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32 Years
Since 1994
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Hydrophobic ePTFE Microporous Membrane 0.22-1.0μm with PP/PET Support for Medical Filtration

Price Negotiable
Price: $45 - $80 per square meter
MOQ: 600 Square Meters
Delivery Time: 15 to 30 days
Brand: No
Product Description
XINNA ePTFE (expanded polytetrafluoroethylene) membrane offers inherent hydrophobicity and breathability, making it ideal for medical and industrial applications including vents and tubing ports.
Product Specifications
Specification 0.22μm 0.45μm 1.0μm
Flow Rate (Air) L/min/cm² 4.5 7.5 17
Bubble Point (psi) >14.1 >8.5 >4.3
Thickness (μm) 130 120 90
Operation Temperature (°C) -40 to 135 -40 to 135 -40 to 135
Key Features
  • Hydrophobic and breathable properties
  • Polypropylene or PET support layer for enhanced strength
  • High air flow rates from 4.5 to 17 L/min/cm²
  • Excellent pressure resistance with bubble points from 4.3 to 14.1 psi
  • High mechanical strength with excellent peel resistance
  • Temperature resistant from -40°C to 135°C
  • Resistant to most aggressive acids, alkalis, and solvents
  • Consistent lot-to-lot quality
  • Optional oleophobic treatment available
Manufacturing & Assembly
Manufactured through thermal laminating with nonwoven materials, our ePTFE membranes are binder-free with zero soluble substances. Multiple assembly methods supported including back-adhesive, thermite welding, ultrasonic welding, and high-frequency welding.
Medical Applications
Specifically designed for medical infusion devices, our PTFE membranes serve as venting membranes on precision filters, ensuring smooth, accurate, and safe infusion processes while improving device efficiency and patient care quality.
Industry Applications
  • General and sterile filtration systems
  • Corrosive solvents filtration
  • Infusion therapy equipment
  • Pharmaceutical manufacturing filtration
  • Bacterial isolation processes
  • HPLC sample preparation
  • Aerosol sample handling
  • Air venting and gas filtration systems
XINNA ePTFE membrane product display showing hydrophobic properties Close-up view of ePTFE membrane structure and material composition
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Company Zhejiang Xinna Medical Device Technology Co., Ltd.
Location Huangnikan Industry Zone, Yucheng Street, Yuhuan, Taizhou City, Zhejiang Prov., China.
Contact Person Zhou

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