Valentine's Day is a holiday about love, romance, flowers, chocolates, greeting cards.

Did you know that in the cold mechanical world, they also have a Valentine's Day romance. The floating oil seal is composed of two identical metal rings and two rubber rings. Its working principle is that a pair of rubber rings form a closed space with the cavity under the support of the metal rings. When rotating, the two ground parts of the metal rings The surfaces are tightly matched and relatively sliding, on the one hand to ensure good operation, on the other hand to effectively seal off external dust, water, sludge, etc., to protect the internal lubricating grease from leaking.

They always appear in pairs and cooperate closely. Do you feel the romance of floating oil seals?