High Strength Polyester Dipped Soft Cord
Our High Strength Polyester Dipped Soft Cord is professionally manufactured with high-quality industrial polyester filament, adopting precise multi-strand twisting and mature RFL dipping craftsmanship. This high-strength version is optimized in fiber structure and twisting technology, achieving outstanding tensile breaking force and excellent structural toughness.
Product Specifications
- Material: High-grade industrial polyester filament
- Process: Precision multi-strand twisting + professional RFL dipping treatment
- Color: Dipped yellow brown / conventional industrial color
- Available Specs: Complete 1100dtex series multi-structure specifications
Core Performance Features
- Ultra-high breaking strength with low elongation
- Low dry shrinkage for dimensional stability
- Excellent anti-fatigue and wear resistance
- Soft texture with good flexibility
- Perfect rubber bonding performance
Technical Advantages
This soft cord features unique low elongation and low dry shrinkage performance, effectively avoiding deformation, stretching and shrinkage of rubber reinforcement parts during high-temperature processing and long-term operation. After strict dipping treatment, the cord surface forms a uniform and firm adhesive layer, delivering superior bonding strength with various rubber materials.
Applications
- Industrial V-belts
- Conveyor belts
- Rubber hoses
- Mechanical rubber reinforcement accessories
Technical Specifications Table
| Cord Structure |
Breaking Force (N) |
Elongation at Break (%) |
Elongation under Load |
Diameter (mm) |
Weight (g/100m) |
Dry Shrinkage (%) |
Adhesion (N/cm) |
| 1100dtex/2*3 |
≥440 |
11.0±1.5 |
— |
0.90±0.10 |
— |
3.8±0.5 |
≥260 |
| 1100dtex/3*3 |
≥640 |
11.5±1.5 |
2.3±0.5% |
1.20±0.10 |
110±5 |
3.8±0.5 |
— |
| 1100dtex/4*3 |
≥740 |
11.5±1.5 |
2.8±0.6% @300N |
1.24±0.10 |
121±5 |
3.8±0.6 |
— |
| 1100dtex/5*3 |
≥1070 |
11.5±1.5 |
2.6±0.6% @500N |
1.36±0.10 |
145±5 |
3.8±0.5 |
— |
| 1100dtex/8*3 |
— |
11.5±1.5 |
1.7±0.6% |
1.65±0.10 |
287±10 |
3.8±0.6 |
— |
| 1100dtex/9*3 |
— |
11.5±1.5 |
— |
1.95±0.15 |
327±15 |
— |
≥480 |
| 1100dtex/12*3 |
— |
11.5±1.5 |
— |
2.40±0.15 |
436±15 |
— |
— |
With soft and neat strand structure, the cord is easy for weaving and fitting, suitable for various rubber molding processes. It maintains stable mechanical properties under repeated stretching and bending, extending the service life of industrial rubber products.