530pcs Heat Shrink Tubing Kit Insulation Shrinkable Tube Assortment Electronic Polyolefin Wire Cable Sleeve Tubes 2:1 Ratio for Wire Cable Wrap and Protection

Descriptions : Big collection of heat shrink tubing,8 Specifications,5 colors. Supplied internal diameter: 1.5mm,2mm,3mm,4mm,5mm,6mm,8mm,10mm Fully shrunk internal diameter: 0.75mm,1mm,1.5mm,2mm,2.5mm,3mm,4mm,5mm Color: Black,Yellow,Green,Red,Blue Specifications: Material: Polyolefin Shrinkage Ratio: 2:1 (will maximum shrink to 1/2 its supplied diameter) Minimum Shrinkage Temp: ≥84°C Full Shrinkage Temp: ≥120°C Operating Temperature: -55°C to +125°C Tensile strength: 10.4 Mpa Dielectric strength: 15 KV/mm Manufacture specification: ISO9001 Flammability: Flame Retardant Approvals: UL Approved Supplied format (round or flat): Product is supplied flat Cutting method: Scissors or sharp knife Package Includes: (Quantity+Diameter+Length+Color) 80pcs x 1.5 x 45mmYellow 80pcs x 2.0 x 45mmBlue 80pcs x 2.0 x 45mmBlack 60pcs x 3.0 x 45mmGreen 50pcs x 4.0 x 45mmRed 50pcs x 4.0 x 45mmBlack 30pcs x 5.0 x 45mmBlack 20pcs x 6.0 x 45mmYellow 20pcs x 8.0 x 45mmRed 20pcs x 10.0 x 45mmGreen 20pcs x 10.0 x 45mmBlue 20pcs x 10.0 x 45mmBlack • 【Premium Quality Material】Made from durable polyolefin, these heat shrink tubes offer excellent insulation, wear resistance, and corrosion protection. They are flame-retardant, acid/alkali-resistant, and anti-aging, ensuring long-lasting performance in various environments. • 【High Safety & Reliability】With a 2:1 shrink ratio and 15 kV/mm dielectric strength, these tubes provide superior electrical insulation and mechanical protection. Their flame-retardant and environmentally resistant properties make them safe for both industrial and household use. • 【Quick & Easy Application】Simply expose the tubing to a heat source (70°C+) for a few seconds, and it shrinks to at least half its diameter, forming a tight, secure seal. Ideal for fast repairs, wire organization, and insulation without hassle. • 【Versatile Size & Color Options】Includes 530 pieces in 11 sizes (1.5mm–10mm internal diameter) and 6 vibrant colors for easy cable identification and coding. Each tube is 45mm long, suitable for a wide range of wiring and repair tasks. • 【Wide Range of Uses】Perfect for electrical insulation, cable bundling, mechanical protection, and daily DIY repairs. Great for automotive, electronics, and household projects—all neatly organized in a convenient storage case.