TYPE & CLASS
Type is based upon temperature resistance (degrees F). Class is based upon oil resistance (volume change, #3 oil).
158 | 212 | 257 | 302 | 347 | 392 | 437 | 482 | 527 | |
---|---|---|---|---|---|---|---|---|---|
10 | FK | HK | |||||||
20 | |||||||||
30 | CH | ||||||||
40 | BG | ||||||||
60 | BF | ||||||||
80 | BE | CE | GE | ||||||
100 | |||||||||
120 | BC | ||||||||
140 | |||||||||
N/A | AA | BA | CA |
AA | Natural rubber, reclaimed rubber, SBR, butyl, EPDM, polyisoprene |
---|---|
BA | Ethylene propylene, high-temperature SBR & butyl compounds |
BC | Chloroprene (NEOPRENE) |
BE | Chloroprene (NEOPRENE) |
BF | NBR (Buna “N” or nitrile) |
BG | NBR (Buna “N” or nitrile) |
CA | EPDM |
CE | Chlorosulfonated Polythylene (HYPALONTM) |
CH | Epichlorohydrin (ECO), NBR |
FK | Fluorosilicone |
GE | Silicone |
HK | Fluoroelastomer (VITONTM, FLUORELTM, etc.) |