Kunshan Kesun Polymer Co., Ltd. is one of the most reliable manufacturers and suppliers of TPE Pellets for Wire Harness in China. If you're going to wholesale bulk recyclable TPE Pellets for Wire Harness, welcome to get quotation and free sample from our factory. All customized products are with high quality and low price.
Product Description
Extrusion-grade product based on linear medium/high-molecular-weight SEBS, white oil and PP via twin-screw blending and shearing. Non-yellowing, no die buildup, excellent mechanical properties, dry touch, flame retardant passing VW-1.
Product Parameters
| Test Item | Test Method | Unit | Internal Standard | Typical Value* | |
| Color | N/A | - | Black | Black | |
| Hardness (15s) | ASTM D-2240 | Shore A | 85±5 | 85 | |
| Specific Gravity | ASTM D-792 | g/cm³ | 1.06±0.03 | 1.06 | |
| Tensile Strength | ASTM D-412 | MPa | ≥8.23 | 10.7 | |
| Ultimate Elongation | ASTM D-412 | % | ≥300 | 519 | |
| Tear Strength (Trouser) | GB/T 33594-2017 | N/mm | ≥20 | 24.1 | |
| Flame Retardancy (3.0 mm) | UL-94 | - | V-0 | V-0 | |
| Heat Aging (136℃/168H) | - Tensile Strength Retention Rate | GB/T 33594-2017 | % | ≥75 | 95.2 |
| - Elongation at Break Retention Rate | GB/T 33594-2017 | % | ≥75 | 98.6 | |
| Hydrolysis Resistance (80℃/168H) | - Tensile Strength Retention Rate | GB/T 33594-2017 | % | ≥70 | 99.1 |
| - Elongation at Break Retention Rate | GB/T 33594-2017 | % | ≥70 | 93.5 | |
Quality Control
Electrical insulation and flame retardant testing: Verify circuit safety and flame resistance.
Bending fatigue testing: Simulate cable routing to confirm no cracking or damage.
Oil and temperature resistance evaluation: Verify performance in harsh environments.
Raw material environmental screening: Verify RoHS/REACH compliance and halogen-free.
Dimensional accuracy inspection: Ensure precise fit for cable protection
FAQ
Q: What key properties does your TPE material offer for cable and wiring harness accessories?
A: It features high strength, good resilience and soft, comfortable touch, together with outstanding weather resistance, wear resistance, acid & alkali resistance and moisture resistance.
Q: What is the insulation performance of TPE material for cable and wiring harness applications?
A: Kexin TPE has good electrical insulation performance and is widely used for insulation layers and sheaths of wires and cables.
Q: Cable harnesses are subject to frequent bending and pulling. How are the fatigue resistance and resilience of TPE?
A: Kexin TPE delivers excellent resilience and anti-aging performance with superior dynamic fatigue resistance. It resists permanent deformation under repeated bending.
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