NINGBO TONSIN MACHINERY INDUSTRY INC.

The company's main products are pumps, valves, yacht accessories, medical accessories, food castings and so on. Stainless steel and metal are the main materials used in the products, which can be cast by sand mold casting, low pressure casting, precision casting and so on, and the products can be polished and engraved. The company will use CMM, hardness tester and other products to test the quality ,and our products get ISO-9001, PED certification, we strictly control the quality of products and are dedicated to the pursuit of products to make customers satisfied.

Specification As per your drawing
Casting Process Precision casting, Investment casting, Lost wax casting,
Casting Material Alloy steel, Carbon steel, Stainless steel, Heat resisting steels, etc.
secondary operations. machining, painting, polishing.
Casting Weight 0.05kg-200kg
Casting Standard
ISO, ASTM, AISI, EN, DIN, NF, JIS, BS, etc.
Casting Tolerance CT4-CT6
Surface Roughness Ra 0.8um-12.5um
Surface Preparation Polishing, Sand Blasting, Passivating, Plating, Galvanized, Spray-Paint, etc.

Specification As per your drawing ;Casting Process Precision casting, Investment casting, Lost wax casting,Casting Material Alloy steel, Carbon steel, Stainless steel, Heat resisting steels, etc.secondary operations. machining, painting, polishing.Casting Weight 0.05kg-200kg;Casting Standard ISO, ASTM, AISI, EN, DIN, NF, JIS, BS, etc.Casting Tolerance CT4-CT6;Surface Roughness Ra 0.8um-12.5um;Surface Preparation Polishing, Sand Blasting, Passivating, Plating, Galvanized, Spray-Paint, etc.