Krimpkous Polyolefin 1:2 Package type: RL á 100 Metre Colour Blue Inner diameter before heat-shrink (mm) 12.7 Inner diameter after heat-shrink (mm) 6.4 Length (m) 100 Shrink rate 2:1 Nominal diameter inch 1/2 inch Wall thickness after shrinking (mm) 0.65 Operating temperature (°C) -55 - +135 (°C) 100 Model Thin-walled Material Crosslinked polyolefin (XLPO) Halogen free Yes With inner glue No Printable No UL approval Yes Type Heat-shrink Breakdown voltage (kV) 17