Investment casting company in China casting industry - Changrui factory uses precision lost wax investment casting process and machining & surface treatment technical to produce thousands of metal silica sol lost wax casting parts with the materials carbon steel, stainless steel, heat resistant steel, alloy steel, low alloy steel, super alloy, aluminum alloy, copper alloy, high chromium cast iron and ductile iron.Changrui Investment Casting Company is one experienced castings manufacturer who uses the lost wax - silica sol shell craft (the quality of this kind of castings better than the water glass craft castings) and Changrui is good at producing the complex metal precision castings.Dongying Changrui lost wax casting process & machining perform ISO 9001:2000, IATF 16949:2016 and ISO14001-2015 strictly to guarantee the customers' requirements.Changrui silica sol lost wax investment casting process and machining with an output 80 tons per month precision metal castings including lost wax castings, precision machining parts and surface treatment metal products exports to all over the world.Changrui Casting Company manufacturing sites is 38400 square metres with 27000 square metres of production, office and dormitory bulidings, And there is a wide space for development. Our company is close to the Qingdao port, which assure our goods delivery more convenient.