An anxilary metal rings to prevent the roof of the lip against deformation due to high pressure. |
Metal O.D design with an inner case for greater sturctural rigidity or heavy duty outer cases necessary |
Metal O.D design with fluid side rubber covered |
Metal O.D design. This is one of the popular designs. The roof of sealing lip is bonded to the I.D of the metal case |
Metal O.D design for greater O.D sealing ability |
Rubber O.D and an inner metal component design for excellent O.D sealing ability |