Polypropylene PP 1449-01 Natural is a homopolymer polypropylene designed for general-purpose injection-molding applications where parts require excellent stiffness.
Application
PP 1449-01 meets FDA Regulation 21 CFR 177.1520, for all food contact applications.
Information provided by A. Schulman.
| 物理性能 | 额定值 (公制) | 额定值 (英制) | 测试方法 |
|---|---|---|---|
| 比重 | g/cc | g/cc | ASTM D792 |
| 熔体流动速率 | g/10 min @Load 2.16 kg, Temperature 230 °C | g/10 min @Load 4.76 lb, Temperature 446 °F | ASTM D1238 |
| 机械性能 | 额定值 (公制) | 额定值 (英制) | 测试方法 |
|---|---|---|---|
| 洛氏硬度（R 级） | ASTM D785 | ||
| 抗张强度(屈服) | MPa | psi | ASTM D638 |
| 屈服伸长率 | ASTM D638 | ||
| 弯曲模量 | GPa | ksi | ASTM D790 |
| 悬壁梁缺口冲击强度 | J/cm | ft-lb/in | ASTM D256 |
| 热性能 | 额定值 (公制) | 额定值 (英制) | 测试方法 |
|---|---|---|---|
| 载荷下热变形温度(0.46 MPa) | °C | °F | ASTM D648 |