Heat Shrink Tubing

Alta has a variety of heat shrinkable tubing in either single-wall or dual-wall constructions to protect and insulate various types of electrical interconnect assemblies. We provide a wide range of standard and custom sizes, shrink ratios, colours and materials to suit many applications and environments. Whether the application is for wiring harnesses, cable assemblies, or busbar assemblies being used in aerospace, marine, energy or industrial environments, our expertise can ensure the right product is selected for each customer’s specific application.

Products meet and comply with many applicable industry standards and military specifications such as Mil-DTL-23053, Mil-R-46846 standards and are UL/CSA recognized.

Cutting and marking services (SumiMark®) are also available to provide a variety of permanent identification marking solutions.

Profile of four different sizes of heat shrink tubing
Red heat shrink tubing in various sizes, organized from smallest to largest

Materials

Polyolefin, PVC, Kynar (High Temp Flexible Fluid Resistant Fluoropolymer), PTFE, FEP, Neoprene (Chlorinated Polyolefin), Elastomeric Polyolefin, Viton (Fluoroelastomer)

Shrink Ratios (Materials Dependant)

3:1, 1.6:1, 2:1, 3:1, 4:1, 6:1

Other Features

  • Varying degrees of rigidity – flexible, semi-rigid, rigid
  • Most colours, black, white and clear
  • Single wall, Dual wall
  • Thin wall, medium duty, heavy duty
  • Low temp recovery
  • Adhesive lined
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