... systerm to the pipe, Polyken tape 955-25 are designed for machine or brush application and formulated to ... *150mm,100ft*100mmMaterialButyl rubber Bituminous Compound and Adhesion Promoting ResinsStructure2 layers without primer,PE + adhesiveProduct Colorwhite, Black, yellow ... be use on gas ,oil, water pipeline polyethylene,underground overheadExcellent adhesion to inner-layer tape and self Resistant ...