• 1.2m adhesive lined heat shrink tubing strips with 3:1 shrink ratio for waterproof cable sealing and protection
  • Self-amalgamating rubber tape made from ethylene propylene rubber, designed
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1.2m Strips - Adhesive Lined Heat Shrink Tubing Shrink Ratio 3:1 (Blown Lengths)

1.2m Strips - Adhesive Lined Heat Shrink Tubing Shrink Ratio 3:1 (Blown Lengths)

1.2m Adhesive Lined Heat Shrink Strips – Dual Wall 3:1 Tubing for Superior Sealing & Protection

These 1.2-metre Adhesive Lined Heat Shrink Strips are manufactured from premium polyolefin dual-wall tubing, designed to deliver a permanent, moisture-proof seal for professional electrical installations. With a 3:1 shrink ratio, this tubing forms a tight, protective barrier around cables, connectors, splices, and harness joints—ensuring long-lasting insulation, mechanical stability, and environmental resistance. 

Product Features

  • Dual-wall polyolefin with internal adhesive lining
  • 3:1 shrink ratio for strong sealing around irregular shapes
  • Creates a durable, waterproof and airtight bond
  • Long 1.2m strips ideal for extended runs and harness builds
  • Withstands fuel, hydraulic fluid, lubricating oil & common chemicals
  • Smooth, uniform shrink for a professional finish
  • Longitudinal shrinkage under 5% for installation precision
  • Perfect for automotive, electrical, marine & industrial applications

Technical Information

  • Material: Polyolefin (dual wall, adhesive lined)
  • Shrink Ratio: 3:1
  • Length: 1.2 metres (blown tubing)
  • Shrink Temperature: 80°C
  • Operating Temperature: –55°C to +125°C
  • Chemical Resistance: Fuel, hydraulic oil, lubricating oil
  • Longitudinal Shrinkage: < 5%

Typical Uses

  • Waterproof sealing of cable joints
  • Protection of electrical splices & terminations
  • Automotive harness repairs
  • Marine & outdoor electrical insulation
  • Machinery and industrial wiring
  • Strain relief for connectors and cable ends
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SKU Size
HA3.2-1.2BK 3.2mm
HA4.8-1.2BK 4.8mm
HA6.4-1.2BK 6.4mm
HA9.5-1.2BK 9.5mm
HA12.7-1.2BK 12.7mm
HA19.1-1.2BK 19.1mm
HA25.4-1.2BK 25.4mm
HA39-1.2BK 39.1mm

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Frequently Asked Questions

What is the main advantage of using adhesive lined heat shrink tubing?
Adhesive lined heat shrink tubing provides a permanent, waterproof seal around cables and connections, offering enhanced protection against moisture, dust, and environmental elements for long-lasting insulation and mechanical stability.
How does the 3:1 shrink ratio benefit my electrical installations?
The 3:1 shrink ratio allows the tubing to contract to one-third of its original diameter, enabling a tight, secure fit around irregular shapes, connectors, and splices, ensuring a professional and reliable seal.
Can this heat shrink tubing withstand harsh chemicals and outdoor conditions?
Yes, this tubing is resistant to fuel, hydraulic fluid, lubricating oil, and common chemicals, making it suitable for automotive, marine, and industrial outdoor applications where environmental resistance is crucial.
What length of heat shrink tubing is ideal for extended wiring or harness builds?
The 1.2-meter length of these adhesive lined heat shrink strips is perfect for long runs, harness builds, and extensive wiring projects, reducing the need for multiple pieces and simplifying installation.
What is the recommended shrinking temperature for this heat shrink tubing?
The recommended shrink temperature for this heat shrink tubing is 80°C, ensuring proper contraction and sealing without damaging sensitive components during application.