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21/02/2026

Heat shrinkable tubing up to 4:1, self-extinguishing, halogen-free – 1 m lengths
Art.-No. 321-40000 | HR47-9/3-PO-X-BK

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The thick-walled HR47 has low smoke and toxic gas emissions.
Heat Shrinkable Tubing 4:1

    • Thick-walled, rigid polyolefin heat shrinkable tubing
    • Halogen-free
    • Self-extinguishing
    • Low smoke index
    • DIN EN 45545-2 (HL3) approved
    • High shrink ratio up to 4:1
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    Application The thick-walled heat shrinkable tubing HR47 is halogen-free, selfextinguishing and has a low smoke index. Therefore the product is extremely suitable for mechanical protection (e.g. anti-kink and abrasion protection) in public transportation applications such as trains, busses, planes, tunnels and elevators.
    Color Black (BK)
    Elongation At Heat Aging 300%
    Heat Aging Test 168h/150°C
    Minimum Tensile Strength At Heat Aging 12MPa
    PART DESCRIPTION HR47-9/3-PO-X-BK
    Packaging Type box
    Part No. 321-40000
    Type HR47-9/3
    For Object Outside Diameter 4.2-7.8 mm
    Longitudinal Change After Shrinkage 10% max.
    Printable No
    Recovered Diameter (metric) 3.00mm
    Shrink Ratio up to 4:1
    Supplied Diameter (metric) 9.00mm
    Volume Resistance 10¹² Ω cm
    Wall Thickness (metric) 2.00mm
    Dielectric Strength 15kV/mm
    EN 45545-2 Results R22 HL3, R23 HL3
    Elongation at break (min.) 350%
    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
    Packaging 1 - Weight (kg) 0.260001kg
    Pkg. Qty. 400Pieces

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    Art.-No.: 321-40000 Contact
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