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Hi-Shrink Tape is a tough, flexible, heat shrinkable polyester film.

When wrapped around an object and heated, Hi-Shrink Tape has the unique ability to shrink and apply pressure to the surface of composite parts. This simple method of pressure application is used to advantage in many industries.

Product Description:

  • .005” (0.125mm) thick Polyester film
  • Available on 1.5” (38mm) ID or 3.0” (76mm ) ID cores
  • Standard widths of 0.5” (12mm) wide up to 2.5” (63.5mm) wide

Product Benefits

  • Offers highest shrink force and compaction of all products in the Hi-Shrink Tape product line
  • Applies variable shrink force based on shrink % that you specify, and amount of layers you apply
  • High tensile strength of .005” (0.125mm) thick film allows for easy removal from cured parts
  • Provides the most consolidation pressure on large OD parts such as composite utility poles and jet engine containment rings as large as 9.5 feet in diameter
  • Commonly used in electrical industry for compaction of electrical coils

Product Characteristics

  • Available in non-coated, 1-side, or 2-side release coated versions
  • Custom slit widths and roll lengths available upon request
  • Available shrink percentage ranges from 5% up to 20% shrink (maximum 15% shrink on release coated 500 series products), and is customized to your application based on amount of compaction force required
  • Suitable for cure temperatures up to 165°C

Up to 165°C

Cure Temperature

Product Release Coated Thickness MD Shrink % Max Shrink Force 
(lbs/inch of width)
Max Taping Tension 
(lbs/inch of width)
520S 0.005 in (0.125 mm) 20% 21.64 120 lbs
515R 0.005 in (0.125 mm) 15% 20.45 130 Ibs

Shrink force vs temperature graph

Click product numbers on left to change graph