... ,etc. 4.AS568 in Shore A NBR Rubber o-ring:O-Ring is used as static and dynamic seals for a wide ... make on your demand; 3. Many types of O-Ring : O-type, E-type, U-type, V-type and so on, can make on your ... , Rubber ring, Sealing ring, Sealing gasket. FKM RUBBER O-RING SEAL characteristics are as follows1. Can be heat-resistant to 250 °C.2. For ...