Westlake ECTFE Film

Category: ECTFE , Ethylene Chlorotrifluoroethylene Copolymer
Manufacturer: Westlake Plastics Company
Trademark: Westlake
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: FK99eb_Westlake-ECTFE-Film.pdf
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ECTFE provides excellent chemical resistance, good electrical properties, a broad-use temperature range from cryogenic to 300°F (150°C), and meets the requirements of UL-94 V-0 vertical flame test in thicknesses as low as 7 mils (0.18 mm). It is a tough material with excellent impact strength and wear resistance.

Applications Include:
  • Filters
  • Diaphragms
  • Release films
  • Cable insulation
  • Solar collector panels
  • Coaxial and fiber optic wrap film
  • Medical bags

Advantages of ECTFE Film:
  • Excellent purity
  • Excellent chemical resistance
  • Low permeability
  • Excellent abrasion resistance
  • Excellent temperature resistance
General Information
Features
  • Good Abrasion Resistance
  • Good Chemical Resistance
  • Good Electrical Properties
  • Good Toughness
  • Good Wear Resistance
  • High Heat Resistance
  • High Impact Resistance
  • High Purity
  • Low Gas Permeability
Uses
  • Bags
  • Cable Jacketing
  • Diaphragms
  • Film
  • Filters
  • Medical/Healthcare Applications
  • Solar Panels
Forms
  • Film
Processing Method
  • Thermoforming
PhysicalNominal ValueUnitTest Method
Specific Gravity 1.68g/cm³ASTM D792
Water Absorption (24 hr)< 0.10%ASTM D570
FilmsNominal ValueUnitTest Method
Elastic Modulus - MD 1960MPaASTM D882
Tensile Strength - MD (Yield)34.1MPaASTM D882
Tensile Elongation - MD (Break)220%ASTM D882
Flexural Modulus - MD 1650MPaASTM D790
Oxygen Permeability 2.4cm³·mm/m²/atm/24 hr
Water Vapor Transmission Rate 0.059g·mm/m²/atm/24 hr
Area Factor 16400in²/lb/mil
Carbon Dioxide Permeability 9.8cm³·mm/m²/atm/24 hr
Nitrogen Permeability 1.2cm³·mm/m²/atm/24 hr
Additional InformationNominal ValueUnitTest Method
Tear Strength - prop 198.1kN/mASTM D1004
ThermalNominal ValueUnitTest Method
Deflection Temperature Under Load (0.45 MPa, Unannealed)116°CASTM D648
Continuous Use Temperature 150°C
Melting Temperature 240°CDSC
ElectricalNominal ValueUnitTest Method
Surface Resistivity > 1.0E+16ohmsASTM D257
Dielectric Strength (0.0762 mm)110kV/mmASTM D149
Dielectric Constant (1 kHz)2.56ASTM D150
Dissipation Factor (1 kHz)2.5E-3 to 5.0E-3ASTM D150
FlammabilityNominal ValueUnitTest Method
Flame Rating VTM-0UL 94
Oxygen Index 60%ASTM D2863
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