1.Material:NBR,EPDM,SI,FKM,CR,SBR,IIR,HNBR,ACM,FLS,AFLS 2. Product:o ring 3. Certification:ISO9002:2009, ... No.: 13564677111 Main Products: Seals, Oil Seals, Rubber Parts, Rubber Bushing, Rubber Boots, Rubber Tube, Polyurethane Products, TPU Products TPU, PTFE Seal ... Test Bed,Rubber Brittle Low-Temperature Test Bed, Aging Test, Thickness Meter, Shore-A Hardness Tester, Optical Projector rubber o shape ...