We use the PS Hight Impact material in the following processes：
- plastic injection moulding
- thermoplastic structure foaming (TSF)
PS HI Material Datascheet:
| 特性Property | 测试方法Test Method | 测试条件Test Condition | 单位Unit | 耐冲击级PS HI |
|---|---|---|---|---|
| 引张强度Tensile Strength | ASTM D638 | 1/8", 6 mm/min. | Kg/cm² | 290 |
| 延伸率Tensile Elongation | ASTM D638 | 1/8", 6 mm/min. | % | 40 |
| 弯曲强度Flexural Strength | ASTM D790 | 1/4", 2.8 mm/min. | Kg/cm² | 380 |
| 弯曲弹性率Flexural Modulus | ASTM D790 | 1/4", 2.8 mm/min. | Kg/cm² | 20000 |
| IZOD冲击强度IZOD Impact Strength | ASTM D256(Notched) | 1/4", 23°C 1/8", 23°C | Kg-cm/cm Kg-cm/cm | 9.0 11.0 |
| 流动系数Melt Flow Index | ASTM D1238 | 200°C, 5 Kg | g/10min | 5.5 |
| 硬度Hardness | ASTM D785 | 1/4" | L Scale | 75 |
| 密度Density | ASTM D792 | 23°C | g/cm³ | 1.05 |
| 软化点Vicat Softening Temp. | ASTM D1525 | 1/8", 50 °C/ hr | °C | 98 |
| 热变形温度H.D.TAnnealed(85°C, 8hr ) Unannealed | ASTM D648 | 1/4", 120 °C/ hr | °C | 82 |
| 燃烧率Flammability | UL94 | – | – | HB |