Our Product / Services
We offer the best product range of Door Lock Parts and Door Lock Casting Parts.
Door lock parts-casting lock parts-investment casting China-Dalian Zhonghao Precision Casting Co., Ltd. located in Dalian, Liaoning province, China, covers 8, 000square meters, annual output value 2.8 million USD, has 5 casting molding engineers, 50 technicians and 70 employees.
We can cast various grades of low carbon steel, low alloy steel, heat resistant steel, stainless steel, tool steel with advanced silica sol-water glass composite shell technology.
According to different casting structures, the linear tolerance range is 0.125mm--25mm (0.005-0.1), castings surface roughness is 3.2-6.3microng and the processing range is 5g to 120Kg, the maximum dimension can be processed is 1000*400*400mm. We can process various kinds of precision casting parts used in valves, pipes, water pumps, metal fittings, flanges, auto parts and furniture.