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¡@ | ¡@ | ¡@ | ¡@ | ¡@ | ¡@ | ¡@ | CATALOGUE |
Material | Advantages | Limitations |
NITRILERUBBER
(NBR) ¡@ |
Good oil and fuel resistance. Good heat resistance up to 120¢J in oil. High tensile strength. Low swelling in water. ¡@ |
Poor weather and ozone resistance. Poor resistance against polar fluids. Poor resistance against chlorinated hydrocarbon. Poor resistance against aromatic fluids¡@ ¡@ |
POLYACRYLATE RUBBER(ACM) ¡@ |
Good oil and fuels resistance. Good heat resistance up to 150¢J in oil. Good weather and ozone resistance. ¡@ |
Not usable in contact with water and water solutions Limited cold flexibility. Limited tensile strength and tear resistance. Poor wear resistance. Poor resistance against polar and aromatic and chlorinated hydrocarbons. ¡@ |
SILICONERUBBER (MVQ) ¡@ |
Good heat resistance up to 180¢J. Best heat resistance of all rubber types. Excellent low temp. Resistance of all rubber types. Excellent weather and ozone resistance. ¡@ |
Poor tensile and tear strength. Poor wear resistance. Sensitive to hydrolysis. Poor resistance against aromatic oils and oxidized mineral oils. Poor diffusion resistance. ¡@ |
FLUOROCARBONRUBBER (FPM) ¡@ |
Good heat resistance up to 200¢J The resistance against oil and fuels is better than other types. The only highly elastic rubber which is resistant to aromatic and chlorinated hydrocarbons. Excellent heat resistance. Excellent weather and ozone resistance. Excellent acid resistance. Low swelling in water. ¡@ ¡@ |
Limited cold flexibility. Limited tensile and tear strength. Limited wear resistance. High compression set in hot water. Poor resistance to polaric solvents. ¡@ |