SBZS tube is manufactured by co-extrusion of polyolefin and hot-melt adhesive. Designed to provide both insulation and sealing for protected articles. Typical applications are environment sealing of electrical components such as wire splices and harness in automobile and communication industry. Property 4:1 or 3:1 shrink ratio allows a few sizes to cover a wide range of splice and component diameters .Flame-retardant and mechanically tough, the tubing provides strain relief and abrasion protection of wire splices, terminals, and other components.Thick adhesive liner forms an effective barrier against fluids and moisture and performs well at an extended temperature range Operating Temperature Rang -40 +125 Minimum shrink temperature: 90deg Minimum full recovery temperature: 110deg Specifications: 4-80mm(4:1 shrink ratio) 3.2-60mm(3:1 shrink ratio) The other specifications are available subject special order. Color: Black Selection Guide SIZE Tight and full recovery MARK Subject to order ABOUT ORDER Specifications and length, for example: SBZS-0-8-50mm