IFE-DWT-RO

Semi Rigid Heat Shrinkable Tubing with Meltable Liner

IFE-DWT-RO 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.

ShrinkRatio: 4:1

Characteristics:

  • Semi-rigid
  • Flame-retardant
  • Good mechanical, electric and chemical resistance
  • Excellent sealing properties
  • Operating temperature range: -40°C – 125°C
  • Shrinking temperature: 100°C – 150°C
  • Color: Black
Semi Rigid Heat Shrinkable Tubing with Meltable Liner
Specifications
Item
Test Method
Result
Longitudinal shrink ratio
ASTM D2671
-10~ 0%
Tensile strength
ASTM D2671
≥10.4 MPa
Elongation ratio at break
ASTM D2671
≥200 %
Low temperature flexibility
ASTM D2671
(-40±2°C, 4h±15min) No cracks in outer wall
Ageing in circulating-air oven
158±3°C, 168±2h
Completed
Tensile strength after ageing
ASTM D2671
≥7.3 MPa
Elongation ratio at break after ageing
ASTM D2671
≥100%
Dielectric strength
ASTM D2671
≥19.7 kv/mm
Flammability
ASTM D2671 (Method B)
Self-extinguishing within 60s
Volume resistance
ASTM D2671
≥1012 Ω.cm
Heat shock
ASTM D2671 (250°C/4h)
No dripping, cracking or melting of outer wall
Specific Gravity (outer wall only)
ASTM D 2671
1.35 maximum
Secant Modulus
ASTM D 882 Procedure A at 2% strain
x225 MPa minimumx
Concentricity
 
75% minimum
Copper Mirror Corrosion
ASTM D 2671 Procedure A 16 h at 121*C
No Corrosion
Standard sizes for IFE-DWT-RO (ShrinkRatio:4:1)
Size As Supplied (mm) After Recovery (mm)
Minimum Inside
Diameter(D)
Maximum Inside
Diameter(d)
Total Wall
Thickness(W)
4.00
4.00
1.00
1.00
5.75
5.75
1.25
1.15
7.40
7.40
1.65
1.40
9.02
9.02
2.30
1.52
11.0
11.0
2.40
1.80
14.0
14.0
3.00
2.10
18.3
18.3
4.35
2.10
Note: Other dimensions and colors are also available according to customer requirements

Due to our program of continuous improvement, specifications may be subject to change.