SUMITUBE™ W

CatalogNo.803

[Dual wall heat-shrinkable tubing with meltable liner]

■ Dual wall structure using two concentric tubings
■ Effective filling for large gaps and voids

  • moisture resistance Dual
  • Non Flame Retarded

Applications

  • ■ Insulation, protection and reinforcement for termination and joints of electric wire
    ■ Corrosion protection of pipes or bimetallic joints

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Basic Properties

Category Heat-shrinkable tubing
Material Outer : Irradiated cross-linked flexible polyolefin
Inner : Meltable polyolefin
Flammability Non Flame Retarded
Shrink temperature min. 115℃
Shrink ratio min. 60%
Longitudinal change min. -15%
Continuous operating temperature -55 to 105℃
Specifications/Approvals SFP standard (R4-1080)
Marking on Surface
Available colors Black (Inner: Gray), Clear (Inner: Clear)
Flexibility Flexible
Environmental Compliance RoHS,ELV
Industry Construction machinery,Industrial machinery,Electronics

Oil/Chemical resistance (room temperature)

Gasoline Gas oil Lubricant Alcohol Acid Alkali

:Very good :Good :Not applicable in some cases

Features

Properties Items Requirements Typical values*
Mechanical Tensile strength
Elongation
Specific gravity
Hardness (Shore D)
min. 10.4MPa
min. 200%

13.8MPa
475%
0.94
42
Electrical Dielectric withstand
Volume resistivity
AC2.5kV x 60 sec., no breakdown
min. 1.0 x 1014Ω・cm
Pass
1.7 x 1016Ω・cm
Chemical Water absorption
Flammability
23℃ x 24 hours, max. 0.30%
Flammable
0.06%

* For reference use only; data are for outer tubing

Sizes

Nominal size(mm) Supplied ID(mm) Recovered ID(mm) Unit length(min.)(m)
Inside diameter(d) Wall thickness(nom.)(t) Inside diameter(max.)(d') Wall thickness(nom.)(t')
1.5 1.70±0.20 0.50 完全充実 1.10 0.3
2.5 2.70±0.20 0.50 完全充実 1.40 0.3
3.5 3.50±0.30 0.55 完全充実 1.60 0.3
4.5 4.60±0.30 0.60 完全充実 2.00 0.3
5.5 5.50±0.40 0.65 完全充実 2.20 0.3
7 7.3±0.5 0.65 2.80 1.50 0.3
8 8.2±0.5 0.75 2.80 1.80 0.3
9 9.0±0.5 0.75 2.80 1.90 0.3
10 10.0±0.5 0.75 3.50 1.90 0.3
11 11.0±0.5 0.80 4.00 2.00 0.3
14 14.0±0.6 0.80 5.50 2.10 0.3
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