Rubber compound for rubber lining and seal series
1.O-ring
Test Item T est Results
Hardness (Shore A) 70
Tensile Strength (MPa) 12
Elongation(%) 410
Compression set(125°C×22h)(%) 3
Fluid resistance)(1#oil 125°C×24h)
Change in volume)(%) -6
Fluid resistance)(3#oil 125°C×24h)
Change in volume)(%) 10
2.seal
Test Item Test Results
Hardness(Shore A) 64
Tensile Strength(MPa) 15
Elongation(%) 580
Compression set)(100°C×70h)(%) 25
Fluid resistance)(1#oil 100°C×70h
Change in volume)(%) -9.5
Fluid resistance(3#oil 100°C×70h)
Change in volume)(%) 5.5
rubber compound for rubber roller series