... system (dynamic)3. Pneumatic system (dynamic)4. Oil or grease media sealing 5. Water media sealingCompany Name: Best ... No.: 13564677111 Main Products: Seals, Oil Seals, Rubber Parts, Rubber Bushing, Rubber Boots, Rubber Tube, Polyurethane Products, TPU Products TPU, PTFE ... Rubber Brittle Low-Temperature Test Bed, Aging Test, Thickness Meter, Shore-A Hardness Tester, Optical Projector teflon oil gasket ...