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High shrink ratio dual wall heat-shrinkable tubing for automotive wiring harness applications
Specifically designed for the requirements of automotive wiring harness and pipelines, widely used in the insulation and sealing of various automotive wiring harness, and the stress relief and abrasion resistance protection of the connections and terminals.
| Material | Outer: Radiation cross-linked semi-rigid polyolefin / Inner: Hot melt adhesive |
| Shrinkage Rate | 4:1 |
| Longitudinal Change Rate | -10% ~ 0 (UL224) |
| Flammability | Self extinguishing in 60s (AS23053/5) |
Product Category: KTG Heat Shrink Products / Dual Wall Heat-Shrinkable Tubing
The CB-DWT(3000) series is a high-performance dual wall heat-shrinkable tubing specially designed for automotive applications. With a 4:1 shrink ratio, it can cover a larger range of objects compared to standard 2:1 products. The outer layer is made of radiation cross-linked semi-rigid polyolefin, providing excellent mechanical strength and abrasion resistance. The inner layer consists of hot melt adhesive that melts during heating to provide superior sealing performance. The product is halogen-free and flame retardant, meeting RoHS 2.0 environmental standards. Its excellent oil resistance makes it particularly suitable for use inside automobiles, where it provides reliable insulation and protection for wiring harnesses and terminal connections.