... ,sand casting,precision casting 2.Aluminium 3.small orders are acceptable. 4.Machining tolerance:0. ... 02mm Material we can work on: Aluminium: ASTM 380,2017,2011,2024,5052,5053,5056,6013,6061 ... gold,Sand blasting.PolishingPaintingHeat treatmentEquipments:For castings: medium frequency induction furnace, coal furnace, sand blaster machine, wax injection machine, Heat treatment ...