1.Aluminium casting,sand casting,precision casting 2.Aluminium 3.small orders are acceptable. 4.Machining tolerance: ... treatmentEquipments:For castings: medium frequency induction furnace, coal furnace, sand blaster machine, wax injection machine, Heat treatment machine, Gravity casting machine, Die casting ... lathe, Drilling machine,Polishing machine, grind machine etc aluminium alloy casting