... Material:Cross-linking modified polylefin liner 2.Shrink ratio:2:1,3:1,4:1 ... -retardant 4.UL 1441,VW-1TEST SPECIFICATION ITEMValue Shrink temperature110°Ctemperature(°C)Continuous Operating temperature-55°C ... strength≥10.4MPa(%)Elongation at break≥200%aging in a circulating –air oven158°C±1.0°C ... 25mm)Peel strength (Adhesive)>80N/25mm Standard color: black,white,red,blue,yellow,green,brown,grey,orange ...