1. Material: A356 2. Manufacture method: sand casting 3. Finishing: shot ... , ADC10, ZL102 ; zinc ZA-3, ZA-5,4-0,4-1,Grey Iron, ductile iron, 2)Product weight: from 0.02kg to ... can supply all kinds of steel castings, ductile iron and grey iron castings, with machining such as electromotor parts, valves parts ...