normal work. Its unique hard sealing surface has a self-grinding effect, so that it can continuously improve the sealing performance during the application process of abrasion and erosion materials, and its life span is several times longer than other valves. The department

Column valves are mainly used in coal chemical industry, polysilicon and other industries.

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Advantages:

Zonco has been specialized in the cemented carbide industry for many years. It is particularly good at the production and processing of special-shaped non-standard parts. Zonco has not only a full set of processing equipment, but also unique processing technology as well. Zonco offers innovative solutions to meet the extreme complex and severe working conditions (high temperature, strong corrosion and wear) in energy, chemical industry and other industries.The company is dedicated to addressing production concerns to deliver productivity to customers seeking peak performance and providing products with high performance price ratio.

Main product line:

Cemented carbide valve core

Hard alloy valve seat

Cemented carbide porous sleeve

Carbide labyrinth valve