... :air duct board tape,aluminum foil tape,fireproof material Detailed Product Descriptionaluminum foil coated kraft paper 1.aluminum foil:7 micron 2.craft paper: 50,55,60 ... ,70g/sq.m 3.Width:1000mmm,1200mm,1250mm aluminum foil coated kraft paper1) Material:Aluminum foil + Craft Paper lamination.2)Specification:According to clients' requirement ...