Halogen-free ultra-thin non-flame retardant heat shrinkable tubing, made of radiation cross-linked polyolefin, carries excellent physicochemical and electrical properties. Typical applications include insulation of electrical connections or wire splices, rust and corrosion resistance for soldered joints or connections, mechanical and wiring harness protection and insulation. This product is widely used in the automotive, agricultural and household machinery with crooked tubing where mechanical protection is needed, electronics, life consumables, decoration and lighting, communications, shipping, aircraft manufacturing and other fields. Features Meets UL 224, CAN / CSA C22.2 NO198.1 -99 Heat shrink ratio : 2:1 Halogen-free , non - flame retardant , environmental protection , swiftly shrinking Min. shrink temperature : 70 Min. full recovery shrink temperature : 105 Continuous operating temperature : -55 ~ 105 Environmental standards : RoHS , IPC/JEDEC-J-STD-709 Class H material Standard colors : transparent, black , white , red , Yellow, green, blue and ten other four international standard colors. More colors are available upon request.