pvc insulation tape:by adopting pvc film as the base material and coating UL special rubber type pressure sensitive adhesive. NO.SM522Backing material: PVCThickness ... · Features:· 1) Our PVC electrical tape is mainly composed of PVC film· 2) It has such features as insulation, flame retardant, voltage, weather ... white,red,yellow,bule,green etc as customers' requests pvc rubber adhesive insulation tape