... Plain, smooth, uniform, free from impurity, twist and piebaldThickness Aluminum tapemm 0.15±0.0120.20±0.016Film0.05±0 ... 1min double side no puncturealuminum Tapealuminum tape 0.5mm thick aluminum tape 0.5mm thick Specifications 1> Backing material : crepe ... adhesive tape, double sided tape,aluminum foil tape, masking tape, warning adhesive tape, cloth duct tape, electrical insulation tape,Underground ...