Floating oil seal is a special type of mechanical seal. It is a compact mechanical seal developed to adapt to the harsh working environment.It has strong anti-pollution ability, wear resistance, impact resistance, reliable work, and automatic end face wear. The advantages of compensation and simple structure are the most common in construction machinery products. They are also widely used in various conveyors, sand processing equipment, and concrete equipment. In coal mine machinery, it is mainly used for the chain wheel of the scraper conveyor, the reducer and the transmission mechanism of the coal shearer, rocker arm, roller, etc. Such seal products are more common and mature in the application of construction machinery and equipment.