NBR/PVC - Nitrile butadiene rubber/PVC blend

Clwyd reference NBR/PVC
ASTM classification NBR/PVC
Typical applications
  • Hoses
  • Portable fuel tank covers and liners
  • Boots
  • NBR/PVC blends have very similar properties to NBR compounds but with improved resistance to ozone and weathering
  • Good flame retarding attributes
Can be sometimes difficult to mould and process
Available hardness range (Shore A) 40 - 95
Upper continuous service temp. 100°C
Min. temp. for sealing applications -20°C
Minimum non-brittle  temp.  -30°C
Tensile strength (up to) 20 MPa
Elongation at break (up to) 400%
Price Bracket Very low
ASTM 1 Oil Excellent
ASTM 2 Oil Excellent
ASTM 3 Oil Excellent
Kerosene Excellent
Liquid B Average
Liquid 101 Excellent
Phosphate ester None
Ketone None
Toluene None
Iso-octane Good
Methanol Excellent
Acid (weak) Average
Acid (strong) None
Base (weak) Good
Base (strong) None
Hydrogen sulphide None
Steam None
Ozone Good
Radiation Good