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SELECTING HEAT SHRINK TUBING … Which Tubing Material To Use?

Call or E-mail Insultab’s Friendly, Knowledgeable Customer Service Department for Assistance
(800) 468-4822 or Read the Information Below.

In selecting the best type of tubing for your application, the critical factor is the ENVIRONMENT.


Heat shrink tubing shrinks and conforms to the underlying materials. The greater the size variations of the underlying materials being covered, the larger the shrink ratio required.

Material Shrink Ratio
Polyolefin 2:1
PVC 2:1
Cross-Linked PVC 2:1
Multi-Wall Polyolefin 2:1
Multi-Wall PVC 2:1
Kynar 2:1
Neoprene 2:1
Viton 2:1
Medical Grade 2:1
Food Grade 2:1

Call or E-mail for friendly, knowledgeable, immediate sales and product assistance: (800) 468-4822 /