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James Walker® Gaskets & Jointings > Commercial grade elastomers



  Commercial grade elastomers
Commercial Nitrile 269C
 
DESCRIPTION
Medium hardness grade of rubber based on an acrylonitrile-butadiene copolymer. It is black in colour with a smooth finish.
 
TYPICAL APPLICATIONS
Service with all types of oils – mineral, silicone, vegetable, animal and synthetic – as well as many hydrocarbon fuels and water/glycol-based hydraulic fluids. Temperature range: –20°C to +110°C.
 
PHYSICAL PROPERTIES
(Tested to BS903 PtA procedures)
Hardness, IRHD 55 to 70
Density, Mg/m3 1.45 ±0.2
Tensile strength, MPa 5
Elongation at break, % 250
Compression set, % (24h @ 70°C) 30
 
HOW SUPPLIED
Precision cut gaskets to any shape, size or quantity. In sheets: 1.2m x 1m, 1.2m x 1.2m. Rolls: 10m x 1.2m, 5m x 1.2m. Thicknesses: 1.5mm, 3mm, 5mm, 6mm. Note: 6mm is bulk supplied only in 5m rolls.