IFE-DWT
Heat Shrinkable Double Wall Tubing with Meltable Liner
IFE-DWT has excellent mechanical strength, sealing property, chemical/fluid resistance, insulation and is widely used for all kinds of automotive wire harness and cable protection.
Material Outer Jacket: Cross-linked modified polyolefin
Inner wall: Modified hot melt adhesive
Shrink Ratio: 3:1 stock (2:1 and 4:1 are also available)
Color: Black stock (other colors available depending on volume)
Characteristics:
- Flexible
- Flame-retardant
- Good mechanical, electrical and chemical resistance
- Excellent sealing properties
- Operating temperature range: -55°C – 125°C
- Shrinking temperature: 110°C
Standard sizes for IFE-DWT
(3:1) Heat Shrinkable Tubing
(3:1) Heat Shrinkable Tubing
Size Inches (mm) |
As Supplied (mm) | After Heating (mm) | ||
Minimum ID |
Nominal Wall |
Minimum ID |
Wall Thickness |
1/8” (3)
3.0
0.4
1.00
0.85 ± 0.28
3/16” (5)
4.8
0.4
1.50
1.05 ± 0.28
1/4” (6)
6.0
0.45
2.00
1.10 ± 0.28
3/8” (9)
9.0
0.60
3.00
1.45 ± 0.28
1/2” (12)
12.0
0.60
4.00
1.50 ± 0.38
3/4” (19)
19.0
0.75
6.00
2.00 ± 0.55
1” (24)
24.0
0.75
8.00
2.00 ± 0.55
1 1/4” (32)
31.8
0.80
11.00
2.20 ± 0.55
1 1/2” (38)
38.1
0.85
13.00
2.50 ± 0.55
2” (50)
50.0
1.0
17.00
2.50 ± 0.55
Specifications for IFE-DWT
(Shrink Ratio: 3:1)
(Shrink Ratio: 3:1)
Item
Specifications
Shrink Temperature (°C)
110
Temperature Range (°C)
-55 to ~125
Radial Shrinking Ratio (%)
≥50
Longitudinal Change (%)
≤10
Tensile Strength (MPa)
≥10.4
Ultimate Elongation (%)
≥200
Aging in Circulating-air Oven
158.0±1.0°C, 168 hrs
After Aging:
Tensile Strength(MPa)
Ultimate Elongation (%)
Tensile Strength(MPa)
Ultimate Elongation (%)
≥7.3
≥100
Volume Resistivity(Ω.cm)
≥1013
Dielectric Strength @ 1 min.
No Breakdown
Flammability
VW-1
Water Absorption (%)
<0.4
Fluid Resistance
Excellent
Copper Corrosion
No Corrosion
Softening Point of
Melt-able Liner (°C)
Melt-able Liner (°C)
120 ±5
Peel Strength of
Melt-able Liner N/mm
Melt-able Liner N/mm
>80/25
Due to our program of continuous improvement, specifications may be subject to change.