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| TEST ITEM | TEST RESU |
| Specific gravity at 25℃ | 1.6-1.7 |
| Heat-resistance Test (80℃×5h) | No Abnormality |
| Cold-resistance Test (-20℃×2h) | No Abnormality |
| Expansion rate | >300% |
| Elongation | Approx200% |

















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