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    Dual Wall Heat Shrink Tubing

    Moodel:DHST

    Dual Wall Heat Shrinkable Tube is manufactured by co-extrusion of polyolefin and hot-melt adhesive. Designed to provide both insulation and sealing for protected articles. Used to protectable bundles wires and metal tubes against water and moisture.

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    Dual Wall Heat Shrinkable Tube is manufactured by co-extrusion of polyolefin and hot-melt adhesive. Designed to provide 

    both insulation and sealing for protected articles. Used to protectable bundles wires and metal tubes against water and 

    moisture.


    >Shrinking Ratio: 2:1, 3:1, 4:1

    >Approval: UL 125℃  VW-1 600V

    >Meet: SAE-AMS-DTL-23053/4

    >Operating temperature:-45℃to +125℃

    >Minimum shrink temperature:80℃

    >Minimum fully recovery temperature:120℃

    >Standard color: Black

    >Special color: Red, Blue, White, Yellow

    >Clear (non-flame retardant jacket)


    PropertyTest MethodTypical Data
    Tensile strengthASTM D 2671>10.4MPa (min.)
    Tensile strength after aging(158℃/168hrs.)ASTM D 2671Remains 70%
    Elongation at breakASTM D 2671>300% (min.)
    Elongation at break after aging(158℃/168hrs.)ASTM D 2671100% (min.)
    Longitudinal shrinkageUL 2240 to -10%
    Heat shock250℃, 4hrs.No cracking, no dropping
    Cold bend (-30℃/1hr.)ASTM D 2671No cracking
    Voltage withstand(AC 2500V/ 60 seconds)ASTM D 2671No breakdown
    Volume resistanceASTM D 876>1014Ω.cm (min.)
    FlammabilitySAE-AMS-DTL-23053/4Self-extinguish in 30sec.
    Copper corrosion(158℃/168hrs.)UL 224Pass
    Water absorptionASTM D 570<0.5%


    DHST-2X

           Specs.As SuppliedI.D. (mm)

    (Min)

           After Recovery (mm)Standard length(m/spool)
    Size (mm)InchW.T.(Nom)

     

    W.T of AdhesiveI.D.(Max)

    Φ1.6

    1/16

    ≥1.6

    0.60±0.15

    0.30±0.1

    ≤0.8

    200

    Φ2.4

    3/32

    ≥2.4

    0.70±0.15

    0.35±0.1

    ≤1.2

    200

    Φ3.2

    1/8

    ≥3.2

    0.70±0.15

    0.35±0.1

    ≤1.6

    200

    Φ4.8

    3/16

    ≥4.8

    0.80±0.15

    0.40±0.1

    ≤2.4

    100

    Φ6.4

    1/4

    ≥6.4

    0.80±0.15

    0.40±0.1

    ≤3.2

    100

    Φ7.9

    5/16

    ≥7.9

    0.90±0.15

    0.45±0.1

    ≤3.9

    100

    Φ9.5

    3/8

    ≥9.5

    0.90±0.15

    0.45±0.1

    ≤4.8

    50

    Φ12.7

    1/2

    ≥12.7

    0.95±0.20

    0.45±0.1

    ≤6.4

    1.22

    Φ15.9

    5/8

    ≥15.9

    0.95±0.20

    0.45±0.1

    ≤7.9

    1.22

    Φ19.1

    3/4

    ≥19.1

    1.00±0.20

    0.45±0.1

    ≤9.5

    1.22

    Φ25.4

    1

    ≥25.4

    1.10±0.20

    0.50±0.1

    ≤12.7

    1.22

    Φ31.8

    1-1/4

    ≥31.8

    1.15±0.20

    0.50±0.1

    ≤15.0

    1.22

    Φ44.5

    1-3/4

    ≥44.5

    1.35±0.20

    0.55±0.1

    ≤22.0

    1.22

    Φ50.8

    2

    ≥50.8

    1.50±0.25

    0.60±0.1

    ≤25.4

    1.22

     

    DHST-3X

           Specs.As SuppliedI.D. (mm)

    (Min)

           After Recovery (mm)Standard length(m/spool)
    Size (mm)InchW.T.(Nom)W.T of AdhesiveI.D.(Max)

    φ3.2

    1/8

    3.2

    0.95±0.15

    0.40±0.10

    1.00

    200

    φ4.8

    3/16

    4.8

    1.10±0.15

    0.40±0.10

    1.60

    100

    φ6.4

    1/4

    6.4

    1.20±0.15

    0.45±0.10

    2.20

    100

    φ7.9

    5/16

    7.9

    1.35±0.15

    0.50±0.10

    2.70

    100

    φ9.5

    3/8

    9.5

    1.45±0.20

    0.50±0.15

    3.20

    50

    φ12.7

    1/2

    12.7

    1.70±0.20

    0.55±0.15

    4.20

    1.22

    φ15.0

    5/8

    15.0

    1.80±0.20

    0.50±0.15

    5.20

    1.22

    φ19.1

    3/4

    19.1

    2.00±0.20

    0.50±0.15

    6.30

    1.22

    φ25.4

    1

    25.4

    2.10±0.25

    0.50±0.15

    8.50

    1.22

    φ30.0

    1-1/4

    30.0

    2.20±0.25

    0.60±0.15

    10.20

    1.22

    φ39.0

    1-1/2

    39.0

    2.40±0.25

    0.60±0.15

    13.50

    1.22

    φ50.0

    2

    50.0

    2.70±0.25

    0.80±0.15

    17.00

    1.22

     

    DHST-4X

    Normal sizeAs supplied (mm)Inside diameter

    (Min.)

    After recovered (mm)Standard length

    (m/spool)

    (mm)(inch)Inside diameter(Max.)Total wall thicknessAdhesive thickness(Nom.)

    4/1

    2/13

    4.0

    1.0

    1.0±0.15

    0.4±0.15

    200

    6/1.5

    1/ 4

    6.0

    1.5

    1.1±0.15

    0.4±0.15

    100

    8/2

    5/16

    8.0

    2.0

    1.2±0.15

    0.5±0.15

    1.22

    12/3

    1/2

    12.0

    3.0

    1.4±0.15

    0.5±0.15

    1.22

    16/4

    5/ 8

    16.0

    4.0

    1.7±0.15

    0.6±0.15

    1.22

    20/5

    15/19

    20.0

    5.0

    2.0±0.25

    0.6±0.15

    1.22

    24/6

    1

    24.0

    6.0

    2.1±0.25

    0.6±0.15

    1.22

    32/8

    1-1/4

    32.0

    8.0

    2.4±0.25

    0.7±0.15

    1.22

    52/13

    2

    52.0

    13.0

    2.4±0.25

    0.7±0.15

    1.22

    *Special size, cutting pieces are available on request.


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