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ShrinkFlex® Heat Shrink Tubing Kits

2:1 & 3:1 Ratios - 12 Colors, Six Sizes Per Kit - 6" Long Sticks.

ShrinkFlex® Heat Shrink Tubing Kits Features

  • Meets UL/CSA and Military specs 
  • Heat Shrink Sticks Are 6” in Length
  • 2:1 Kits Sizes (1/8", 1/4", 3/8", 1/2", 3/4", 1")  
  • 3:1 Kits Sizes (1/8", 1/4", 3/8", 1/2", 3/4", 1") 
  • Large 3:1 Dual Wall Sizes (1/2", 3/4", 1") 
  • Small 3:1 Dual Wall Sizes (1/4", 3/8", 1/2") 

Shrinkflex heat shrink tubing kits are also available in a variety of colors and sizes even a mixed color kit making a really great addition to your shop. Don't be stuck again with the wrong shrink tubing, has you covered.


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Please Note: Our Diameters for Heat Shrink Tubing are measured as ROUND TUBE, NOT FLAT.

Product Details

At CableTiesAndMore we know that you are not always going to know what size you are going to need for your next project. Nothing can be more frustrating than to be in the middle of a job and find that the heat shrink tubing you have is not the right size.

To help solve this, we created a new series of multi-size heat shrink kits. Our 2-1 and 3-1 kits have 6 sizes to work with and give you a perfect selection.


Product Specifications

Are we missing the specification you need? Please go to our Contact Us page and submit your question to us, or call 1-877-284-7760

Physical Properties
Flammability Rating UL-224, VW-1
Recommended Cutting Scissor
Colors 11
Tensile Strength PSI (ASTM D-638) lbs. 1,500
Elongation % (ASTM D-638) 200
Specific Gravity (ASTM D-792) 1.35
Low Temp. Flex (MIL-DTL-23053) No Cracking
Heat Shock (MIL-DTL-23053) No Cracking
Secant Modulus PSI (MIL-DTL-23053 25,000
Longitudinal Change %(MIL-DTL-23053) +/- 5
Moisture Absorption % (ASTM D-570) .5


Operating Temperatures
Minimum Continuous -67°F/-55°C
Maximum Continuous (MIL-I-23053) 275°F/135°C
Melt (ASTM D-2117) 392°F/200°C


Dielectric Strength (ASTM D-149; V/Mil) 500
Volume Resistivity (ASTM D-257; ohm-cm) 1.0x10 14


Other Information
RoHS Yes

Product Manuals

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Frequently Asked Questions

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