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Why do most anti-tear materials fail?
Ordinary tear-resistant additives often compromise compression performance. AS-8613 achieves true innovation by delivering a tear strength exceeding 23 N/cm without sacrificing other critical properties.
| Parameter | Unit | AS-8613 Value | Industry Benchmark |
|---|---|---|---|
| Density | g/cm³ | 0.35-0.38 | 0.28-0.32 |
| Resilience rate | % | 72-77 | 60-65 |
| Tear resistance | kN/m | 39-43 | 28-32 |
| Compression set | % | 8-10 | 15-18 |
| Resilience (-30℃) | % | 65-70 | 50-55 |
| Resilience (after 500km) | % | 88-90 | 75-80 |
Suitable for: EVA Foamed Soles, Primary/Secondary Foaming, Midsoles, and Outsoles.
AS-8613 acts as an interfacial tension agent for the EVA matrix. It constructs a synergistic network of "elastomer toughening + hard segment reinforcement." Tear strength typically increases by 60%–80% depending on the formulation.


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