... of our company 1. 20 years experience on aluminum extrusion profile, aluminum enclosure profile, aluminum heat sink, sheet metal parts, punching parts ... polished, silkscreen painting or as customer's requirement. 5. Material: aluminum, copper, SPCC, SGCC, Stainless steel, Iron, etc. 6. ... parts.Extrusion die mouldAluminium extrusion die mould, porthole die, Colored aluminum extruded profile housing