Type : Heat Shrinkable Model Number : 4:1 Black Heat Shrink Tube is_customized : Yes Material : PE Origin : Mainland China Product name: Double-wall heat shrinkable tube with glue (four times shrinkage) Product specifications: 4mm-72mm Temperature range: shrinkage temperature 80 , complete shrinkage temperature 120 Rated voltage: 3000V Product color: black Product features: 4: 1 high shrinkage ratio, self-extinguishing outer layer, sealed and waterproof, in line with environmental protection requirements Product features: 4:1 high shrinkage ratio, self extinguishing outer layer, sealed and waterproof, meeting environmental requirements Introduction: This heat shrink tube is composed of a double layer combination of polyolefin and hot melt adhesive. The outer layer of polyolefin is insulated and flame-retardant material, and the inner wall hot melt adhesive plays a role in sealing, waterproofing, anti-corrosion, and gas leakage prevention. It is mainly used in situations where sealing and insulation is required, such as wire connections, home appliance maintenance, wire and cable branch protection, and diving equipment. window.adminAccountId=239163782;