... 3.Price:competitive and reasonable 4.QS and FDA Aluminum profile for curtain wall LED Heat sink 1)Material : 6063 6061 6060 ... Usage: it can be widely used for aluminium window, door, curtain wall, hand railing , normal aluminium profile, decorative and industrial aluminium ... in time 8)Type of package:protection foam+heat contracted plastic film. wooden packing / Metal pallet or depand on clientspecial ...