... 1. Mateiral: NBR 2.Type: TC 3. Application: mechanical Rubber Seal, Mechanical Seal seal, rubber seal, mechanical sealSpecification:1. Materials: NBR, SIL, ACM, EPDM, ... standard Feature:YIDA is a professional motor oil seal manufacturers, manufacturing more than a thousand varieties, ... , household appliance industries the oil seal, O-rings, gasket, the best-selling products throughout the country and ...