... color! Techinic differ as products varies Aluminium and copper heat sink1.We can produce extruded heat ... sink.2.Material can be: aluminium, copper ,copper and aluminium conbined3.Size:according to customized4.Quality ... copper, aluminum, iron, stainless steel and other metal materials and the provision of electroplating, anodizing, powder coating, painting, electrophoresis , sandblasting, wire ...