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With the rapid development of science and the continuous emergence of new materials, the technology of mechanical seal has been further developed. The promotion and application of new technology of me...

Mechanical seal is a common shaft seal device, for example, reaction kettle, compressor, centrifugal pump, centrifuge and so on are all shaft seal devices. These devices have been widely applied in ma...

Mechanical seal is also known as end face seal. Mechanical seal belongs to packless seal. It can be fixed on the shaft and pump, and there are two sections to ensure close proximity to the sealing pos...

Liner card plugging:Failure situation: the motor current transient of the rotary seal valve is too large to the protection shutdown. Transfer the field manual operation to a certain fixed angle, and w...

Researchers found that most of the two-way rotary groove lines limit the load capacity of the gas film, resulting in the small end face clearance and high temperature. The pressure fluctuation or roto...

The performance of the sealing material used in rotary seal valve is the key to determine the sealing and service life of the rotary feed valve. The temperature range of the rotary valve is very large...