... ,it is engineered to achieve a complete bond to the inner layer tape, providing maximum handling and in-service protection for the ... characteristics. The polyken 980 is adhesive layer, also be called inner tape, polyken 955 as protection layer, is also be called pipe ... film, White/Black/Green /Yellow filmApplicationsPolyken 980 Inner wrap tape:Polyken 980-15,(0.38mm), 980-20 (0.51mm), 980-25(0.64mm),