Zipper fins Aluminium and heat piped LED heatsink Material:heat pipe+copper+aluminum fins Feature:Zipper fins with heatpipe High performance ... zipper fins and heat pipes!1.Material: heat pipe+copper base+aluminum fins2.Feature:Zipper fins,with heat pipes, ... treatment, packing, transportation, package of services, able to process copper, aluminum, iron, stainless steel and other metal materials and the ...