The function of the o-ring: seal in water, gas, gasoline, diesel oil, petroleum, lubricating oil, dustproof and other products that need to be sealed, and at the same time protect the service life of the sealed product parts.
O-ring is a kind of rubber seal, which plays an important sealing role, and is an indispensable rubber seal product in our life and industrial production. O-rings are widely used in oil seals, hydraulic valves, cylinders, hydraulic cylinders, plumbing and sanitary ware, hardware appliances, medical equipment, machinery, electronics, semiconductors, pistons, etc.