... 25 4.OEM ,ODM welcome 5.factory sell Aluminium heat sink Material:AL6063-T5,CU1100 Color:anodized any color! Techinic ... .Aluminium and copper heat sink1.We can produce extruded heat sink,skived heat think, combined heat sink,die casted heat sink.2.Material ... can be: aluminium, copper ,copper and aluminium conbined3.Size:according to ...