Dual Wall Heat Shrink Tubing for Automotive
Insutek KBK is an irradiated dual wall heat-shrinkable tubing series, which is specially designed to seal wire harness and protect electronic components from outer damage.
Features/Benefits
Shrink ratio: >4:1.
Specially adhesive which flows faster during installation
Conform to RoHS environmental directive.
Operating Temperature Range
Operating temperature range: -45℃~125℃
Shrink temperature: 80℃
Standards/Approvals
UL224, 125℃ 600V VW-1, AMS-DTL-23053/4
Insutek KBK is an irradiated dual wall heat-shrinkable tubing series, which is specially designed to seal wire harness and protect electronic components from outer damage.
|
Item |
Property |
Test Method |
Requirement |
|
Physical |
Tensile strength |
ASTM D 2671 |
10.4MPa min. |
|
Elongation |
ASTM D 2671 |
250% min. |
|
|
Heat shock 250℃, 4hrs |
UL 224 |
No cracking, dripping or flowing |
|
|
Tensile strength after aging |
UL 224 |
70% of original min. |
|
|
Elongation after aging |
UL 224 |
100% min. |
|
|
Cold bend at -40℃ for 4hrs |
ASTM D 2671 |
No cracking |
|
|
Electrical |
Dielectric voltage withstand |
UL 224 |
2500V, 60sec |
|
no breakdown |
|||
|
Volume resistivity |
UL 224 |
1012 Ω·cm min. |
|
|
Chemical |
Flammability |
UL 224 |
VW-1(except to clear) |
|
Model No. |
As supplied（mm） |
After recovery（mm） |
Standard length （m/length, m/spool） |
|
|
Inside diameter (min.) |
Inside diameter (max.) |
Wall thickness* |
||
|
TBK-1 |
6.0 |
1.27 |
1.30 |
1.22/100 |
|
TBK-2 |
8.0 |
1.65 |
1.50 |
1.22/100 |
|
TBK-3 |
12.0 |
2.41 |
1.90 |
1.22/50 |
|
TBK-4 |
18.0 |
4.45 |
2.40 |
1.22/50 or 25 |
