Common seal products can be divided into four categories: sealant, packing seal, rubber seal, mechanical seal and so on.

Sealant types include: glass glue, waterproof sealant, steel barrel sealant, elastic sealant, polyurethane sealant, polyvinyl chloride mud, polysulfide sealant, acrylic sealant, flame retardant sealant, epoxy sealant, NBR sealant and so on.

Packing seal types: coil root, metal winding mat, graphite composite pad, tooth type pad, octagonal pad, steel mat, asbestos gasket, non asbestos gasket, flexible graphite sheet, graphite coil, graphite gasket, asbestos rope, oil resistant plate, filled modified tetrafluoroethylene sheet, polytetrafluoroethylene sheet, etc.

There are various kinds of rubber seals: U seal ring, Y seal ring, O seal ring, rubber seal pad, combination washer, rubber diaphragm, rubber plate, nylon board, nylon rod, rubber pipe, rubber seal, etc.

Sealing gasket classification: NBR seal gasket, fluorobutadiene rubber seal gasket, silicone rubber gasket, fluororubber seal gasket, polyamine seal gasket and polytetrafluoroethylene gasket.

The effective sealing effect can be achieved by choosing the appropriate sealing product according to the needs of the working environment.