Acetal (POM) Copolymer
Celanese Corporation
产品说明：
Hostaform® acetal copolymer grade LG450UV-D is a specialty grade of acetal copolymer formulated to provide high flow with a reduced gloss finish and a UV stability necessary for interior automotive applications. Hostaform® LG450UV-D is specially suited for intricate applications such as speaker grills.
物性信息：
| 添加剂 | 紫外线稳定剂 |
| 特性 | 光泽，低 抗紫外线性能良好 流动性高 |
| 用途 | 汽车领域的应用 汽车内部零件 |
| RoHS 合规性 | 联系制造商 |
| 密度 | 1.38 | g/cm³ | ISO 1183 |
| 溶化体积流率（MVR） (190°C/2.16 kg) | 32.0 | cm³/10min | ISO 1133 |
| 收缩率 | ISO 294-4 | ||
| 垂直流动方向 | 1.9 | % | ISO 294-4 |
| 流动方向 | 2.1 | % | ISO 294-4 |
| 拉伸模量 | 2300 | MPa | ISO 527-2/1A/1 |
| 拉伸应力 (屈服) | 53.0 | MPa | ISO 527-2/1A/50 |
| 拉伸应变 (屈服) | 8.0 | % | ISO 527-2/1A/50 |
| 弯曲模量 (23°C) | 2300 | MPa | ISO 178 |
| 简支梁缺口冲击强度 | ISO 179/1eA | ||
| -30°C | 3.5 | kJ/m² | ISO 179/1eA |
| 23°C | 4.0 | kJ/m² | ISO 179/1eA |
| 热变形温度 | |||
| 0.45 MPa, 未退火 | 152 | °C | ISO 75-2/B |
| 1.8 MPa, 未退火 | 90.0 | °C | ISO 75-2/A |
| 熔融温度 1 | 167 | °C | ISO 11357-3 |
| 线形热膨胀系数 | ISO 11359-2 | ||
| 流动 | 1.1E-4 | cm/cm/°C | ISO 11359-2 |
| 横向 | 1.2E-4 | cm/cm/°C | ISO 11359-2 |