Double wall heat shrink tube

Dual Wall Heat Shrink Tubing is manufactured by co-extrusion of Polyolefin and meltable adhesive. It is designed to provide insulation and create a tight seal for protected articles.



Meets UL class of high temperature integrated tube compatible AMS-DTL = 23053/5 and UL 224 , CAN / CSA C22.2 NO198.1 -99

Heat shrink ratio : 2:1

Low smoke generation , flexible, flame retardant

Min. shrink temperature :84°C

Min. full recovery temperature :120°C

Continuous operating temperature : -55°C ~ 150°C

RoHs compliant

Standard colors: Black. More colors are available upon request.


Technical Data

Properties Typical Data Test Method
Tensile strength ≥10.4MPa ASTM D 2671
Elongation ≥200% ASTM D 2671
Tensile strength after heat aging ≥7.3MPa 180℃×168h
Elongation after heat aging ≥100% 180℃×168h
Longitudinal change -5%~+5% ASTM D 2671
Flammability VW-1 ASTM D 2671 C
Voltage withstand(Rated voltage 600V) 2500V,1min, without breakdown UL 224
Heat shock No cracking, no dripping UL 224,250℃×4h
Dielectric strength ≥15kV/mm ASTM D 149
Volume resistivity ≥1014Ω.cm IEC 60093