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Dual Wall Heat Shrink Tubing, 2:1 Shrink ratio
Time: 2019-02-28 21:59:56     Copyfrom: SuZhou Volsun Electronics Technology Co.,Ltd.


Dual wall heat shrink tubing (2:1 Shrink ratio) is a cross-linked polyolefin tube that is extruded with an inner layer of adhesive. Typical applications include environmental sealing and strain relief of connectors and terminals, moisture sealing and electrical insulation of simple in-line splices, abrasion resistance for tubes and pipes as well as repair of damaged wire harnesses.

● Min heat shrink temperature: 70

Min full recovery temperature: 125

● Continuous operating temperature: -45
~ 125
Soft, flame retardant
● Shrink ratio: 2:1
● RoHS compliant
●Standard color: black .

More colors are available upon request

Technical Data


Typical data

Test method

Tensile strength(MPa)


ASTM D 2671



ASTM D 2671

Tensile strength after heat ageing(MPa)



Elongation at break after heat ageing(%)



    Longitudinal change(%)


ASTM D 2671


  Self extinguish in 30 sec.


Dielectric strength


IEC 60243

Volume resistivity


IEC 60093

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