LOST FOAM CASTING(EPC)
Tolerance:CT7-9
Roughness:Ra6.3-Ra25
This casting technic can produce steel,iron,aluminium material, the complicated structure,but be good quality for casting,high precision,low cost.good roughness,compact structure,few disfigurement,and environment protection.
Technic: open mould-foaming forming-paint fire-resistant dope- drying-sand mould forming-melting-casting-sandblast