castings

Ningbo Chenhuang hardware parts factory,located in Chenhuang village,Yinzhou district,is a well-equipped enterprise professional in producing precision castings.Our factory not only has tidy and beautiful environment,but also has convenient transportation.Our factory professional in producing different types of precision castings,and optimize kinds of products like Electric Railway cast fittings\auto cast fittings\building cast fittings\machined precision castings\high precision cars\motorbike machined fittings\marine stainless steel\stainless steel tube\valve\stainless steel fittings for buildings using advanced production equipment, and we also undertake Cast Carbon Steel\Cast Stainless Steel\Ductile Cast. We assure our quality with our stong cast technic.Precision casting is a new cast method relative to the traditional cast technics. Precision casting usually take the procedure like this: 1 design and make the mold according to the products ,2 cast wax using the same method as casting,get the original wax mold, 3 repeat the coating color and stuccoing procedure in the wax mold,harden the invested mold and desiccate, 4 melt the inside wax mold,which called dewax,and get the mold cavity, 5 roast the invested mold to get enow strength, 6 pouring the metal material you need, clean the sand after uncoating and get high precision products, 7 take the heat treatment or cold working depends on the products.Our factory always stick to the tenet of "market-oriented, technology-driven, quality strive for development, meet customer's demands" , improve the quality of products and international competitive power ceaselessly. And we warmly welcome customers inland and overseas to come pay a visit and cooperate with us. Join hands in creating brilliant 21st century.The company pursues quality first, reputation first, sincerely service, and warm welcome all professionals inland and abroad, communicate and cooperate, mutual benefit and develop together.

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