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For the normal contact mechanical seal, the wear of the end face is one of the main causes of failure. The wear rate of the end face has an important influence on the life of the mechanical seal. At p...

The pipeline system with hard erosion medium will wear the valve and pipe strongly. In order to enhance the service life of the equipment, a layer of wear-resistant material is usually added to the in...

The processing steps of the cemented carbide seal surface are as follows: wire cutting is used to process the rotary feeding valve to the coarse grinding size; the grinding machine is used to fine gri...

The key and difficult point of the wear-resistant rotary sealing valve is the sealing of the valve. In order to meet the requirements of the sealing VI level, the roughness of the sealing surface is r...

China's rotary seal industry started in 1960s. Although some enterprises have formed a certain scale through many years of technological transformation, technology introduction, joint venture and join...

The sealing performance and service life of mechanical seal are related to the material of each part, especially the material of the end-face seal (friction pair), auxiliary sealing material and sprin...