PMMA/镇江奇美/CM-207光学级通用级照明用料
用途级别
汽车部件,光学级,家电部件,电动工具配件
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| 性能项目 | 试验条件[状态] | 测试方法 | 测试数据 | 数据单位 |
| 物理性能 | 比重 | --- | D-792 | 1.19 | --- |
| 流动系数 | --- | D-1238 | 8.0 | g/10min |
| 假密度 | --- | D-1182 | 0.77 | g/cm3 |
| 成型收缩率 | --- | D-955 | .002-.006 | mm/mm |
| 硬度 | --- | D-785 | M-85 | --- |
| 燃烧率 | --- | UL-94 | 1/16"HB | --- |
| 吸水率 | --- | D-570 | 0.3 | % |
| 机械性能 | | 引张强度 | ASTM TEST METHOD | | ASTM TEST METHOD |
| --- | | | |
| 弯曲强度 | ASTM TEST METHOD | | ASTM TEST METHOD |
| --- | | | |
| 延伸率 | --- | D-638 | 5.0 | % |
| 抗冲击强度 | --- | D-256 | 0.37/2.0 | ft-lb/in2kg-cm/cm |
| 加工性能 | 预热干燥 | --- | --- | 70～80℃ | ℃ |
| 模温 | --- | --- | 40～60℃ | ℃ |
| 射出温度 | --- | --- | 190～230℃ | ℃ |
| 射出压力 | --- | --- | 800～1400/60～80 | PSI kg/cm2 |
| 其它性能 | 全光透过率 | --- | D-1003 | 92 | % |
| 曲折率 | --- | D-542 | 1.491 | --- |
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