Therefore, during the operation of the equipment, the floating seal ring (floating ring for kerosene seals) is floating under the action of the oil film pressure (this is why the floating seal ring is explained), which overcomes the easy wear of the fixed sleeve. Phenomenon, this design greatly reduces the sealing gap, the sealing oil pump capacity and the waste oil recovery and treatment can be reduced and simplified accordingly, and it is also one of the most ideal sealing devices on coal mining machinery and equipment.

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