1.Material:NBR,NR,FPM,EPDM and metal 2.Use;:Automobile gear box,transmission,engine Subordinate departments;Commercial vehicle oil divisionThe series;Engine oil sealProduct overview;The skeleton is made of stainless steel, not easy to rust, the products are stainless steel frame with PTFE piece has the advantages of simple structure, novel. 1. Available material: NBR, HNBR, EPDM, ACM, MVQ, Viton ...