... company 1. Almost 20 years experience on aluminum extrusion profile, aluminum enclosure profile, aluminum heat sink, sheet metal parts, punching parts ... plating, powder painting, chrome plating, zinc plating, mirror polished, silkscreen painting or as customer's requirement. 5. Material: aluminum, copper, ... extrusion die mould, porthole die, T5 LED shell with aluminum housing and PC cover (LP5-3)