China Tc Oil Seal 40*65*12 with Super Quality Japan Standard NBR Acm FKM, Find details about China Oil Seal, O-Ring from Tc Oil Seal 40*65*12 with Super Quality Japan Standard NBR Acm FKM
MATERIAL TYPE | WORKING TEMP | ADANTAGES | LIMITATION |
NBR | (-35 ºC ~ +140 ºC) | Good oil and fuel resistance | Poor weather and ozine resistance |
High tensile strength | Poor resistance against polar lkuids | ||
Low swelling in water | Poor resistance against clhydrocarbon | ||
Poor resistance against aromatic fluids | |||
FKM | (-20 ºC ~ +230 ºC) | The resistance against oil and fuels is better than other types | Limited cold flexibliity |
The only highly elastic rubber whice is resistance to aromatci and chlornated hydrocarbons | Limited tensile and tear strength | ||
Exccllcent hcat resistance | Limited wear resistance | ||
Exccllcent weather and ozonc resistance | High compression set in hot water | ||
Exccllcent acid resistance | Poor resistance to polaric solvents | ||
Low swelling in water | |||
ACM | (-30 ºC ~ +160 ºC) | Good oil and fuels resistance | Not usable in contact with water and water solutions |
Good weater and ozone resistance | Limited cold flexibility | ||
Limited tensile strength and tear resistance | |||
Poor wear reisistance | |||
Poor resistance against polar and aromatic and chlorinared hydrocarhons | |||
VMQ | (-70 ºC ~ +200 ºC) | Best heat resistance of all rubber types | Poor tensile and tear strength |
Excellent low temp resistance of all rubber types | Poor wear resistance | ||
Excellent weather and ozone resistance | Sensitive to hydrolysis | ||
Poor resistance against aromatic oils and oxidized mineral oils | |||
Poor diffusion resistance |