Material
|
Name
|
HB
|
Temperature
|
Applications
|
|
|
|
|
Min
|
Max
|
|
NR
|
natural rubber
|
65
|
-70
|
120
|
inorganic salts, ammonia, weak acid and alkali.
|
CR
|
neoprene
|
70
|
-40
|
121
|
brine, common refrigerants, carbon dioxide, non-oxidizing acid, alkali or the like.
|
NBR
|
nitrile rubber
|
80
|
-59
|
121
|
hydraulic oil, ethylene glycol and water in oil emulsion, inorganic,And animal and vegetable oils, water, fuel, oil, acid, alkali,And low salt dissolved roll, siloxane oils and grease.
|
IIR
|
butyl rubber
|
80
|
-59
|
121
|
hot water, grease, acid, alkali solution, electrode solvents, ozone and the like.
|
FKM
|
Viton
|
75
|
-20
|
205
|
hot oil, aromatic solvents, chemicals, vegetable oils and lubrication
Fat, natural gas, fuel (including alcohol), ozone, steam, hot water, air, acid and so on.
|
EPDM
|
EPDM
|
80
|
-57
|
150
|
water, alcohol, glycol, ketone, siloxane oils and lubricating,Fat, weak and so on.
|
SBR
|
SBR
|
80
|
-40
|
100
|
heat, oxygen, water, mechanical oil, animal and vegetable oils, fire
Hydraulic fluid, dilute salt solutions, such as ozone.
|
SI
|
Silastic
|
70
|
-55
|
210
|
hot air, oxygen, water, mechanical and transmission oils, animal and vegetable oils and grease, oil brake oil substandard, fireproof hydraulic fluids, dilute salt solution, ozone, etc.
|