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Polyolefin Heat Shrink Tubing
Adhesive-lined Flexible Polyolefin Tubing-3:1

Adhesive-lined Flexible Polyolefin Tubing-3:1

Durable flexible polyolefin adhesive-​lined shrink tubing offers superb environmental protection for a wide assortment of electronic wiring components including wire splices, wire and cable bundles and harness breakouts. Ideal for applications involving automotive, truck, and marine cable and wiring components, flexible adhesive-​lined heat shrink tubing offer exceptional protection, even in the harshest, most extreme environments.
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Adhesive-lined Flexible Polyolefin Tubing-3:1

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Current Selection

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Color
  1. Black (2)
  2. Red (2)
  3. Clear (2)
Length
  1. 4ft (8)
    50ft (3)
    100ft (5)
    200ft (4)
    500ft (2)
    1000ft (2)
Nominal Size BEFORE Shrinkage
  1. 1/4 (1)
    1/8 (1)
Recovered Wall Thickness (Nominal)
  1. .040 in. 1.02 mm (2)
Shrink Ratio
  1. 3:1 (2)
1/8" Adhesive-Lined Shrink Tubing- 3:1 - Flexible Polyolefin
Product Code: NP-321-1/8

Specs

Expanded I.D.(inch/mm) .125/3,18
Recovered I.D.(inch/mm) .040/1,02
Recovered Wall Thickness (Nominal) .040 in. 1.02 mm
Size 1/8
Shrink Ratio 3:1
Meltable Recovered Wall Thickness (Nominal) .020/0,51
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1/4" Adhesive-Lined Shrink Tubing- 3:1 - Flexible Polyolefin
Product Code: NP-321-1/4

Specs

Expanded I.D.(inch/mm) .250/6,35
Recovered I.D.(inch/mm) .080/2,03
Recovered Wall Thickness (Nominal) .040 in. 1.02 mm
Size 1/4
Shrink Ratio 3:1
Meltable Recovered Wall Thickness (Nominal) .020/0,51
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Additional Information

This adhesive-​lined shrink tubing - 3:1 - flexible Polyolefin has a minimum shrink temperature of 250°F (121°C), where it will quickly shrink down to 33% of its original size creating a skin tight, water resistant, seal. The environmental temperature of the 1/8 inch polyolefin heat shrink tube is -55°C (-67°F) to 110°C (230°F), however, adhesive reflow will occur at temperatures above 80ºC (176ºF). Nelco Products offers this 1/8" adhesive lined heat shrink tubing in three different colors: Clear, black, and red. The black and red are UL Recognized.

Physical Property

Typical Value-US Units (metric)

 

Tensile Strength +

2100 psi

 

Ultimate Elongation

450%

 

Longitudinal Change

+1, -15%

 

Secant Modulus (2%)

17,000 psi

 

Specific Gravity

1.3

 

*Heat Aging (168 hrs. @175°C)

Elongation 175%

 

*Heat Shock (4 hrs. @ 250°C)

No dripping, flowing, cracking

 

*Low Temperature Flexibility (4 hrs @

-55°C )

No Cracking

 

Flammability

Self-Extinguish meets UL 224 All-Tubing Flame Test (jacket)

 

Volume Resistivity

1014 ohm/cm

 

Dielectric Strength

700 V/mil

 

Chemical Property (Test Method)

Typical Value

 

Corrosion Resistance (Copper Mirror)

Non-corrosive

 

Fungus Resistance

Non-nutrient

 

*Low Temperature Flexibility

0.30%

 

Fluid Resistance

Excellent

 

Application Specifications

 

SAE-AMS-DTL-23053/4; Class 3; AMS-3634; UL File E157227; ABS; RoHS Compliant

*Outer wall only

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