| Model | H-100 | H-200 | H-901 | H-921 |
| Appearance | White powder | White powder | White powder | White powder |
| Apparent density(g/cm3) | 0.45±0.1 | 0.45±0.1 | 0.45±0.1 | 0.45±0.1 |
| Volatile content (%) | ≤2.0 | ≤2.0 | ≤2.0 | ≤2.0 |
| Granularity (30 mesh pass rate) | ≥98% | ≥98% | ≥98% | ≥98% |
| Intrinsic viscosity | 15.0±0.3 | 15.0±0.3 | 15.50±0.3 | 15.50±0.3 |
| Melt strength | High | |||
According to your actual needs, choose the most reasonable overall design and planning procedures