Halogen-Free Heat Shrink Tube

Halogen-Free Heat Shrink Tube

Halogen-Free Heat Shrink Tube

Code: N/A

The Halogen-Free Heat Shrink Tube is a flexible, durable solution for electrical applications requiring environmental safety. It features a dual-wall construction with a polyolefin outer layer and an adhesive lining that forms a watertight seal, providing mechanical protection, electrical insulation, and sealing against moisture.

Ideal for public infrastructure, industrial plants, marine, automotive, aerospace, data centres, and other enclosed spaces, it is halogen-free, flame-retardant, and resistant to weather, chemicals, and UV exposure. It is also well-suited for automotive and marine wire harnesses, wire splices, breakouts, and connector-to-cable transitions.


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Description
Technical Data
Technical Table
Features
Description

The Halogen-Free Heat Shrink Tube, designed for high-performance electrical applications, offers superior flexibility, durability, and environmental safety. Compliant with stringent industry standards for low-smoke, zero-halogen (LSZH) emissions, it is ideal for use in enclosed spaces, public infrastructure, and industrial environments.

This Halogen-Free Heat Shrink Tube features a dual-wall construction with a polyolefin outer layer for UV and chemical resistance. The inner adhesive lining melts upon heating to create a secure, watertight seal, offering mechanical protection, electrical insulation, and environmental sealing against water, moisture, and contaminants.

Technical Data

Property Test Method Standard Typical Performance
Tensile Strength(MPa) ASTM D2671 ≥10.4 11.56
Elongation(%) ASTM D2671 ≥200 480.62
Tensile Strength after aging (MPa) UL224 158℃X168hr ≥7.3 10.58
Elongation after aging(%) UL224 158℃X168hr ≥100 420.75
Flammability ASTM D2671B Pass Pass
Dieletric strength(kv/mm) IEC 60243 ≥15 17.5
Volume resistivity(Ω.cm) IEC 60093 ≥1X1014 2.5X1014
Adhesive
Property Test Method Standard
Water Absorption ASTM D570 <0.5
Softening Point(℃) ASTM E28 95±5
Strength of pearing (PE) ASTM D 1000 120N/25mm
Strength of pearing (Al) ASTM D 1000 80N/25mm

Technical Table

Size Expanded After Recovery Standard Package
Inch mm Inner  Diameter   Min(mm) Inner  Diameter   Max(mm) Total Wall Thickness  (mm) Adhesive Thickness  (mm) Spool Length M/spool
3/32 2.4 2.4 0.8 0.85±0.15 0.40±0.10 200
1/8 3.2 3.2 1 0.95±0.15 0.40±0.10 200
3/16 4.8 4.8 1.6 1.10±0.15 0.40±0.10 100
1 /4 6.4 6.4 2.2 1.20±0.15 0.45±0.12 100
5 /16 7.9 7.9 2.7 1.35±0.15 0.50±0.12 100
3/8 9.5 9.5 3.2 1.45±0.20 0.50±0.12 50
1/2 12.7 12.7 4.2 1.70±0.20 0.50±0.12 1.22 OR 25M/Roll
5/8 15 15 5.2 1.80±0.20 0.55±0.15 1.22 OR 25M/Roll
3/4 19.1 19.1 6.3 2.00±0.20 0.55±0.15 1.22 OR 25M/Roll
1 25.4 25.4 8.5 2.10±0.25 0.55±0.15 1.22 OR 25M/Roll
1-1/4 30 30 10.2 2.20±0.25 0.60±0.15 1.22 OR 25M/Roll
1-1/2 39 39 13.5 2.40±0.25 0.60±0.15 1.22 OR 25M/Roll
2 50 50 17 2.70±0.25 0.70±0.15 1.22 OR 25M/Roll
5/2 64 64 21 3.00±0.30 0.70±0.15 1.22 OR 25M/Roll
3 75 75 25 3.00±0.30 1.00±0.20 1.22 OR 25M/Roll
7/2 90 90 30 3.00±0.30 1.00±0.20 1.22 OR 25M/Roll
4 100 100 34 3.00±0.30 1.00±0.20 1.22 OR 25M/Roll
5 125 125 42 3.00±0.30 1.00±0.20 1.22 OR 25M/Roll

Features

Features –
  • Halogen-free and low-smoke emission, preventing toxic gas release in enclosed spaces
  • Dual-wall construction for mechanical strength and moisture-resistant sealing
  • Flame-retardant and self-extinguishing, meeting fire safety standards
  • Excellent electrical insulation to prevent power leaks and short circuits
  • Resistant to weather and chemicals, providing protection against UV exposure and harsh conditions
  • High shrink ratio (3:1) for a secure fit across various cable sizes
  • Operating temperature range of -45°C to 125°C, suitable for both indoor and outdoor use
Material –

The Halogen-free heat shrink tube is made from adhesive-lined heat shrink tubing with environmental sealing capability, offering superior protection against moisture, contaminants, and harsh conditions.

Application –
  • Public infrastructure and transit systems, such as railways, tunnels, and airports
  • Industrial and power plants, ensuring fire safety compliance
  • Marine and offshore applications, requiring corrosion and moisture resistance
  • Automotive and aerospace industries for wire harness protection and splicing
  • Data centres and enclosed spaces where LSZH materials are necessary to prevent toxic emissions
  • Automotive and Marine Wire Harness, Wire Splices, Breakouts, and Connector-to-Cable Transitions