Polyolefin halogen free heat shrinkable insulation tube 1.Shrink ratio: 2:1 2.Good ... corrosive protection 3.Low smoking Polyolefin halogen free heat shrinkable insulation tube This is environmentally friendly, flexible, flame-retardant, ... connections,bundling of wire harness, protection of soldered points, insulation and capsuleof electronic components, anti-corrosive protection, identification and ...