| Property | Specification | Typical Value |
| Structure | — | Linear |
| Polystyrene Content，wt% | 38.0～42.0 | 40 |
| Volatile Matter，wt% | ≤0.5 | 0.35 |
| Ash，wt% | ≤0.20 | 0.08 |
| Tensile Strength，Mpa | ≥22.0 | 30.0 |
| 300% Modulus，Mpa | — | 5.8 |
| Elongation at Break，% | ≥680 | 710 |
| Hardness,shore A | ≥86 | 90 |
| Melt Flow Rate，g/10min（200℃/5kg） | 3.0～9.0 | 6.0 |
| 25%Solution Viscosity，mPa·s | 300～900 | 600 |
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