(3:1,4:1)Dual wall adhesive heat shrink tube .Good mechnical,electrical&chemical properties; .Adhesive has good stickness (3 ... flexible, flame-retardant, dual wall, high-shrink-ratio, irradiated heat-shrinkable tubing manufactured by co-extrusion of polyolefin and hot ... joints and components from fluids, moisture and corrosion. 4.High shrinking ratio allows for connector-to-cable sealing and makes it ...