NBR

Restistan to oil,pressure and wear,good elasticity and mechanical strength; applicable to the mediums including water,oil,alcohol,etc from -20℃ to 100℃

EPDM

Resistant to high or low temperatures,ozone and chemicals; applicable to weak acids with temperatures from -35℃ to 150℃

Viton

Resistant to heat,oil,medicine and chemical reagents,acid and alkali with medium corrosive degrees;applicable ti the corrosive mediums from -20℃ to 180℃

Silicon

Esistant to ozone,aging,acetic acid,ammonia and alcohol;applicable to alcohol,alkali,etc from -50℃ to 210℃

Chlorinated Rubber

Resistant to freon,petroleum;applicable to inorganic acid,alkali,running from -30 to 130℃

FEP

O ring wrapped with PTFE rings,with -30℃ to 260℃

PTFE

Resistant to heat,oil,medicine and chemical reagents,acid and alkali with medium corrosive degrees;applicable ti the corrosive mediums from -150℃ to 250℃