We use lost-wax craft to manufacture stainless steel impeller.

Dezhou Senbojian Investment Casting Company uses investment casting process and precision machining & surface treatment technical to produce thousands of metal lost wax casting parts with the materials carbon steel, stainless steel, heat resistant steel, alloy steel and low alloy steel.
Changrui Investment Casting Company is one experience castings manufacturer who uses the lost wax - silica sol shell craft ( the quality of this kind of castings superior to the water glass craft castings ) and Changrui is good at producing and manufacturing's the complex metal precision castings.