Product description:Oil Resistant Mineral Fiber Rubber Sheet are made from good long Mineral Fiber, oil-resistant synthetic rubber, heat resisting material compound heating and compression molding. It used as sealing material in the joint of oil pipeline and sealing gaskets.
Oil resisting Mineral Fiber rubber sheet physical property | |||||||
GB/T539-1995 | |||||||
Item | B70340 | B70330 | B70325 | B70315 | B703M1 | B703M2 | |
Color | |||||||
With the temperature of 150+/-2oC, dipped in No.20 aviation oil for 5h, then take out and laid for 5min | Horizontal strain ≥ Mpa | 26.0 | 10.8 | 9.0 | 8.0 | 13 | 15 |
Oil absorptivity ≤ | 9 | 23 | 23 | 23 | 20 | 20 | |
Thickness increasing ≤ % | 15 | 15 | 20 | 15 | 15 | ||
Change of outlook | No bubble | ||||||
With the temperature of 15~30 oC, dipped in No.75 aviation gasoline for 5h, then take out and laid for 5min | Horizontal Strain ≥ Mpa | 14.7 | 7.9 | 7.0 | 6.0 | 8.5 | 10 |
Oil Absorptivity ≤ % | 15 | 22 | 22 | 22 | 18 | 18 | |
Thickness increasing ≤% | 20 | 25 | 25 | 23 | 23 | ||
Softness | No crack | ||||||
Softness | No crack | ||||||
Density g/cm3 | 1.6~2.0 | ||||||
Compressibility % | 12+/-5 | ||||||
Elasticity ≥ | 50 | 45 | 45 | 35 | 45 | 45 | |
Oil-sealing | Temperature 15~30oC medium: No#75 aviation gasoline or No#3 jet fuel | Pressure: 12Mpa | Pressure: 15Mpa | Pressure: 10Mpa | Pressure: 8Mpa | Pressure: 15Mpa | Pressure: 15Mpa |
Corrosiviness | Hard aluminium plate, low carbon steel | No corrosion | |||||
Horizontal strain ≥ Mpa | 12.7 | 11.0 | 9.0 | ||||
Stress relaxation ≤% |
45 |