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20/02/2026

Heat Shrinkable Tubing 3,5:1 Thick wall unlined in 1m lengths black
Art.-No. 321-10180 | HU47-19/6-PO-X-BK

Medium wall unlined tubing MU47.

HU47 is thick walled, not adhesive lined, heat shrink tubing.

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Heat Shrinkable Tubing up to 4:1 - 1 m lengths >

Base Data

Application	The toughness make HU 47 suitable for exposed applications.
Behaviour At Low Temperature	not cracking
Behaviour at Heat Shock	not cracking, not fluid, not dripping
Behaviour at low Temperature test method	ASTM D2671
Color	Black (BK)
Elongation At Heat Aging	300%
Heat Aging Test	168h/150°C
Heat Aging test method	ASTM D2671
Heat Shock Test	4h/225°C
Minimum Tensile Strength At Heat Aging	12MPa
PART DESCRIPTION	HU47-19/6-PO-X-BK
Packaging Type	pcs.
Part No.	321-10180
Type	HU47-19/6

Product Dimensions


For Object Outside Diameter	8.6-16.4 mm
Length (metric)	1.0m
Longitudinal Change After Shrinkage	-10% max.
Printable	No
Recovered Diameter (metric)	6.0mm
Shrink Ratio	up to 4:1
Supplied Diameter (metric)	19.0mm
Volume Resistance	10¹² Ω cm

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Material and Specifications

Dielectric Strength	15kV/mm
Dielectric Strength test method	IEC 60243
Elongation at break (min.)	3.5%
Elongation at break test method	ASTM D2671
Halogen Free	Yes
Material	PO-X
Material	Polyolefin, cross-linked (PO-X)
Min. Shrink Temperature	+248 °F (+120 °C)
Operating Temperature	-67°F to +230°F (-55°C to +110°C)
REACH Conformity	Yes
ROHS compliant	Yes
Test Method Tensile Strength	ASTM D2671
UL Listed (US)	No
UL Recognized (US)	No
Volume Resistance test method	IEC 93

Logistic and Packaging


Pkg. Qty.	40Pieces

More Information

Calculators

Calculator tool for Heat Shrink Tubing

Calculator tool for Heat Shrink Tubing

for HU47-19/6 - Art.-No.: 321-10180
In selecting the right shrink tubing size it is important to consider to "80:20 rule". Shrink tubing should recover at least 20% and maximum 80% of its potential shrink range.
According to which specification would you like to check if the selected product is suitable for your application?

diameter

Please enter either the smallest and/or the largest outer diameter of the substrate.

Min mm Max mm

Cross-Section

Please enter either the smallest and/or largest cross-section of the object to be covered.

Min mm² Max mm²

perimeter

Please enter either the smallest and/or largest perimeter of the object to be covered.

Min mm Max mm
Wall thickness calculator

Wall thickness calculator

for HU47-19/6 - Art.-No.: 321-10180

Depending on the substrate dimensions when Heat shrink tubing is recovered the diameter and the wall thickness will change. This Calculator aims to offer a theoretical wall thickness for this situation.Please enter the outer diameter of the object to be covered

Outer diameter of object (A)

mm

Inner diameter of tubing after shrinking (B)

mm

Wall thickness fully recovered ( C )

mm

Accessories

CHG900 391-90010
Cordless Heat Gun - Gas powered
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