4:1 Flame Retardant Semi-Rigid Heat Shrink Tubing

4:1 Flame Retardant Semi-Rigid Heat Shrink Tubing
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Model: CYG-DWT(FR)

Material
Exterior layer: cross-linked modified polyolefin resin
Inner layer: flame retardant hot-melt adhesive

Shrink ratio: 4:1

Applications
The flame retardant semi-rigid heat shrink tubing is a dual wall heat shrink tubing with an excellent flexibility, sealing, flame retardant, diesel resistant and insulating performance. It is used to protect a variety of automotive wire harnesses.

Size
Size As supplied After full recovery
ID (mm) ID (mm) Total wall Adhesive wall
7.6 ≥ 7.6 ≤1.65 1.5±0.3 0.70
9.0 ≥ 9.0 ≤2.30 1.5±0.4 0.70
11.6 ≥ 11.6 ≤2.54 2.3±0.4 1.20
11.6 ≥ 17.8 ≤4.45 2.5±0.4 1.20
Specifications
Item Specifications
Shrink temperature(℃) ASTM D 2671 100--150
Operating temperature (℃) Company standard -40-125 for jacket
Tensile strength (MPa) ASTM D 2671 ≥10.4
Elongation at break (%) ASTM D 2671 ≥200
Longitudinal shrinkage (%) ASTM D 2671 ≤10
Aging in circulating-air oven ASTM D 2671 158.0±1.0℃, 168hrs
Dielectric strength at 1min, AC2500V ASTM D 2671 No breakdown
Volume resistance (Ω cm) ASTM D876 ≥1013
Flammability UL224 ≤60s
Water absorption (%) ASTM D570 ≤ 0.4%
Fluid resistance UL224 Excellent
Copper corrosion UL224 (No Corrosion)
Softening point of melt liner(℃) Company standard 110±5
Peel Strength of melt liner(N/25mm) ASTM D 2671 >80
Features
  • The operating temperature of this flame retardant semi-rigid heat shrink tubing is -40℃ to 135℃.
  • The shrinkage temperature of this dual wall tubing is 100℃~150℃.
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