1.temperature range -40- +120 2.speed shaft 3000/min 3.ISO9001,2008TUV/NORD 4.material is PTFE/ACM; PTFE/VITON oil seals 1.oil seals for automobile ,motorcycle,agricultural machinery,trucks,heavy equipment. 2.material is NBR,FPM(VITON), MVQ(SIL/CONE),ACM 3.outside diameter from 6mm to 500 mm. 4.specialized in design and manufacture all the oil seal, PTFE seal. ISO9001,2008 TUV/NORD 5.temperature ...