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High Performance Oil & Chemical Resistant Flame Retardant PTFE Heat Shrink Tube

  • Volsun TZRS-PTFE260(1.7X)(4X) series PTFE heat shrink tube has extremely high temperature resistance, and the long-term use temperature can reach 260℃.
  • It has excellent insulation performance and strong corrosion resistance, and can resist the corrosion of most acids, alkalis, and solvents. 
  • Widely used in the fields of electronics and electrical, automotive industry, aerospace, chemical industry, etc.
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  • TZRS-PTFE260(1.7X)(4X)

  • Volsun


Overview


Standard Heat Shrink Tube is a cost-effective, cross-linked polyolefin tubing designed to provide insulation, strain relief, and abrasion resistance for electrical and mechanical components. When heated, it shrinks uniformly at a 3:1 ratio, conforming tightly to the substrate to create a durable, tamper-proof layer. Operating within a temperature range of -55°C to 135°C, it is a versatile solution for residential, commercial, and light industrial applications. Available in an array of colors and diameters, this tubing simplifies wire identification and organization while meeting global safety certifications like UL 224 and CSA C22.2. Its balance of performance and affordability makes it a staple in electronics, automotive repair, and DIY projects.


Features


1. User-Friendly Activation: Contracts rapidly at 90°C–120°C using a heat gun, oven, or even a controlled open flame, ensuring quick deployment in field repairs.

2. Enhanced Safety: Flame-retardant additives reduce fire risks, while smooth edges prevent wire damage during installation.

3. Multi-Purpose Protection: Guards against moisture, dust, and minor mechanical impacts, extending the lifespan of household appliances and low-voltage circuits.

4. Color Customization: Offered in over 10 standard colors (e.g., yellow, green, transparent) for effortless circuit tracing and compliance with international wiring codes.

5. Cost Efficiency: Reduces maintenance costs by up to 30% through reliable insulation and reduced downtime.

6. Flexible Sizing: Available in diameters from 1mm to 50mm, with custom-cut lengths to minimize material waste.


Applications


Standard Heat Shrink Tubes are ubiquitous in everyday and industrial settings:

· Consumer Electronics: Insulating USB cables, headphone jacks, and power adapters in smartphones, laptops, and gaming devices.

· Automotive Wiring: Bundling engine control unit (ECU) harnesses, protecting battery lugs, and color-coding trailer light connections.

· Building Electrification: Securing terminal blocks, circuit breakers, and LED lighting systems in residential and commercial buildings.

· HVAC Systems: Sealing thermostat wires and refrigerant line sensors against condensation and temperature extremes.

· Marine Electronics: Waterproofing fishfinders, bilge pump switches, and navigation light connections on boats and yachts.

· Agricultural Machinery: Shielding irrigation system controls and tractor wiring from mud, fertilizer, and rodent damage.


Item

Typical   Data

Test   Method

Tensile   strength

2000 psi

ASTM D638

Elongation   at break

≥200%

ASTM D638

Flame retardancy

V0

UL224

Breakdown strength

≥26kV/mm

ASTM D876

Water absorption

<0.1%

ASTM D 570

Copper corrosion

pass

UL224


structure



1.7 : 1  Dimensions


Size

Supplied I.D. (mm)

After fully recovery(mm)

Standard packing

(M/Roll)

Inner diameter

Wall thickness

Φ0.5

0.5±0.2

≤0.40

0.15±0.05

200

Φ1.0

1.0±0.2

≤0.60

0.15±0.05

200

Φ1.5

1.5±0.2

≤0.90

0.15±0.05

200

Φ2.0

2.0±0.2

≤1.20

0.15±0.05

200

Φ2.5

2.5±0.3

≤1.50

0.15±0.05

200

Φ3.0

3.0±0.3

≤1.80

0.20±0.05

200

Φ3.5

3.5±0.3

≤2.10

0.20±0.05

100

Φ4.0

4.0±0.3

≤2.40

0.20±0.05

100

Φ4.5

4.5±0.3

≤2.70

0.20±0.05

100

Φ5.0

5.0±0.3

≤3.10

0.20±0.05

100

Φ5.5

5.5+0.5 -0.2

≤3.30

0.20±0.05

100

Φ6.0

6.0+0.5 -0.2

≤3.60

0.25±0.05

100

Φ6.5

6.5+0.5 -0.2

≤3.80

0.25±0.05

100

Φ7.0

7.0+0.5 -0.2

≤4.20

0.25±0.05

100

Φ7.5

7.5+0.5 -0.2

≤4.50

0.25±0.05

100

Φ8.0

8.0+0.8 -0.2

≤4.80

0.25±0.05

100

Φ8.5

8.5+0.8 -0.2

≤5.00

0.25±0.05

100

Φ9.0

9.0+0.8 -0.2

≤5.30

0.25±0.05

100

Φ9.5

9.5+0.8 -0.2

≤5.60

0.25±0.05

100

Φ10.0

10.0+0.8 -0.2

≤5.90

0.25±0.05

100

Φ11.0

11.0+0.8 -0.2

≤6.50

0.25±0.05

100

Φ12.0

12.0+0.8 -0.2

≤7.10

0.25±0.05

100

Φ13.0

13.0+0.8 -0.2

≤7.70

0.25±0.05

100

Φ14.0

14.0+0.8 -0.2

≤8.30

0.25±0.05

100

Φ15.0

15.0+0.8 -0.2

≤8.80

0.25±0.05

100

Φ16.0

16.0+0.8 -0.2

≤9.50

0.25±0.05

100


4 :1   Dimensions


Size

Supplied I.D. (mm)

After fully recovery (mm)

Standard packing

(M/Roll)

Inner diameter

Wall thickness

Φ2.0

2.0+0.8 -0.2

≤0.50

0.25±0.05

200

Φ2.5

2.5+0.8 -0.2

≤0.60

0.25±0.05

200

Φ3.0

3.0+0.8 -0.2

≤0.80

0.25±0.05

100

Φ4.0

4.0+0.8 -0.2

≤1.00

0.30±0.05

100

Φ4.5

4.5+0.8 -0.2

≤1.20

0.30±0.05

100

Φ5.0

5.0+0.8 -0.2

≤1.30

0.30±0.05

100

Φ6.0

6.0+0.8 -0.2

≤1.50

0.30±0.05

100

Φ7.0

7.0+0.8 -0.2

≤1.80

0.30±0.05

100

Φ8.0

8.0+1.0 -0.2

≤2.20

0.30±0.05

100

Φ9.0

9.0+1.0 -0.2

≤2.40

0.30±0.05

100

Φ10.0

10.0+1.5 -0.5

≤2.70

0.30±0.05

100

Φ11.0

11.0+1.5 -0.5

≤2.90

0.30±0.05

100

Φ12.0

12.0+1.5 -0.5

≤3.20

0.30±0.05

100

Note: Special size and packaging can be customized upon request.

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