Semiconductive insulating double-wall heat shrink tubing

? Semiconductive insulating double-wall heat shrink tubing? DW Series double-wall heat shrink tubing compound semiconductor layer and the outer insulating layer, the product formed by co-extrusion, a good bond between the two layers, seamless can breathe between contractions around two main 10KV and 36KV above apply to cable. * Standard Packaging length 1000mmm. ? Performance parameters Sr Property Test Method Typical Value outer semiconductive layer density ASTM D792 1.0 2 1 Tensile Strength ASTM D412 12 N / mm2 3 Elongation at break ASTM D412 300% 4 Water Absorption ASTM D570 <0.5% of the density of the insulating layer 1 ASTM D792 1.0 2 Tensile strength ASTM D412 15 N / mm2 3 Elongation at break ASTM D412 350% 4 Water absorption ASTM D570 <0.5% 5 by volume resistivity ASTM D257 1 x 1014Ω.cm Finished product 1 thermal shock @ 200 ℃ ASTM low temperature flexibility D2671 Passes 2 @ -20 ℃ ASTM D2671 Passes 3 longitudinal changes in ASTM D2671 Inside 10% 4 Wallthicknessratio ASTM D2671> after the inner diameter of the front wall thickness 0.6 specification shrink the size and scope of the inner diameter (mm) shrinkage (mm) is fully retracted ( mm) DW 35/12 35 12 6.00 DW 45/15 45 15 6.00 DW 55/18 55 18 6.00 DW 65/25 65 25 6.50