heat shrinkable tube 1.ISO CERTIFICATE 2.SERIES OF MATERIAL 3.HIGH QUALITY heat shrinkable tubeheat shrinkable tubeheat shrinkable tube Heat shrink tubing (or, commonly, heat shrink) is a mechanically expanded ... and recovery rate. Heat shrink is used to insulate wires, providing abrasion resistance and environmental protection for stranded and solid wire conductors, connections, joints and ...