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Heat shrinkable tube features:2:1 shrink ratio (Radial change), and shrink ratio in longitudinal≤ 5% Min. shrink temperature: 80; Full recovery temperature: 120 Continuous Operating Temperature: -40 125 Specifications / Approvals:UL 224, CSA22.2 UL File NO.E142415, CSA File NO.LR108142-1 Flame-retardant: Pass VW-1 flame test Flexible Chemical and solvent resistance Excellent physical and electrical performance properties Meet ROHS(Restriction of use of certain Hazardous Substances)requirement Applications: It is recommended for all general purpose applications such as electrical insulation, color coding, cable bundling, light harness jacketing and identification of wires, cables, pipes, and electrical and electronic components, and mechanical protection where UL or CSA recognition as VW-1 rated material is desirable. Performance ItemsPropertyRequirementsTypical PerformanceTest MethodMechanicalTensile Strength≥10.4MPa13MPaUL 224Ultimate elongation≥200%450%UL 224Tensile Strength after Heat Aging(158/168hrs)≥7.3MPa11MPaUL 224Ultimate elongation after Heat Aging(158/168hrs)≥100%360%UL 224Maximum secant modulus≤173 MPa (25000 psi)≤173 MPa (25000 psi)UL 224Heat shock(250/4hrs)No crackingPassUL 224Cold bend(-30/1hr)No crackingPassUL 224ElectricalDielectric withstand voltageAC.2.5kV/60secondsPassUL 224Dielectric breakdown voltage>25kV/mmPassUL 224Volume Resistivity>1014Ω.cm>1015Ω.cmASTM D 257ChemicalCopper Corrosion(158/168hrs)No CorrosionPassUL 224StabilityElongation>100%>200%UL 224FlammabilityPassPassVW-1