X seals 1. material:NBR,viton,PU 2.Application:cars,Bath,Gate,Hydropneumatic,Electronics 3.Main products:O- ... Low-Temperature Test Bed, Aging Test, Thickness Meter, Shore-A Hardness Tester, Optical Projector.Production Equipments Rubber Preforming Machine, Rubber Injection Machine ... Low-Temperature Test Bed, Aging Test, Thickness Meter, Shore-A Hardness Tester, Optical Projector rubber X seals