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Diaphragm Pump Cover

Precision metal parts based on investment casting have a high degree of freedom to meet the customization requirements of customers in different fields.
Material and performance requirements can also be based on customer requirements for targeted production control.
High precision and excellent cost control are the hallmarks of Giahar products.

  • Information

The pump cover of the diaphragm pump is the main pump body structure, both sides of the pump cover and the middle of the diaphragm and sealing accessories together to form the pump cavity.


Diaphragm Pump

Diaphragm pump cover castings are mainly made of stainless steel and cast iron. Stainless steel material: Special corrosion resistance, abrasion resistance, suitable for waterborne coatings, and viscous fluids. Cast iron material: Good abrasion resistance is very suitable for conveying filter mud as a flow chamber.


Diaphragm pump is one of the main types of classic pump, and its shell is mainly produced by investment casting. Excellent precision casting can form a good cavity and avoid casting defects through quality control, improving the service life.


As a kind of highly regarded manufacturing all kinds of metal parts and components of metal processing, precision investment casting production parts with excellent surface finish and the characteristics of high dimensional accuracy. In the field of pump parts, has been widely used to make the pump body, pump cover, impeller, etc.


Giahar has applied the ISO 9001:2015 quality management system to control all aspects of the products, and the system is reviewed by DNV. Continuous delivery of reliable quality products is the goal of our production team.

Pump casting

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