Acetal (POM) Copolymer
Celanese Corporation
产品说明：
Celcon® UV270Z is a nominal 27 melt flow rate acetal copolymer which has been specially stabilized to prevent discoloration and deterioration of mechanical properties from ultraviolet light exposure. Celcon® UV270Z flow is designed to fill small and difficult to process parts such as speaker grills and other interior automotive parts. The material is available in precolored black or colors.
物性信息：
| 黄卡编号 | E38860-239318 |
| 添加剂 | 紫外线稳定剂 |
| 特性 | 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 |
| 外观 | 黑色 可用颜色 |
| 多点数据 | Isothermal Stress vs. Strain (ISO 11403-1) |
| 比重 | 1.41 | g/cm³ | ASTM D792, ISO 1183 |
| 熔流率（熔体流动速率） | 27 | g/10 min | ASTM D1238 |
| 溶化体积流率（MVR） (190°C/2.16 kg) | 23.0 | cm³/10min | ISO 1133 |
| 收缩率 | |||
| 流动 | 2.2 | % | ASTM D955 |
| 横向流动 | 1.8 | % | ASTM D955 |
| 垂直流动方向 | 1.6 | % | ISO 294-4 |
| 流动方向 | 1.7 | % | ISO 294-4 |
| 吸水率 | ISO 62 | ||
| 饱和, 23°C | 0.75 | % | ISO 62 |
| 平衡, 23°C, 50% RH | 0.20 | % | ISO 62 |
| 拉伸模量 | 2700 | MPa | ISO 527-2/1A/1 |
| 抗张强度 | |||
| 屈服, 23°C | 60.7 | MPa | ASTM D638 |
| 屈服 | 64.0 | 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) | 2760 | MPa | ISO 178 |
| 简支梁缺口冲击强度 (23°C) | 4.7 | kJ/m² | ISO 179/1eA |
| 悬壁梁缺口冲击强度 (23°C) | 5.1 | kJ/m² | ISO 180/1A |