Plexiglas® 7M
聚甲基丙烯酸甲酯-丙烯酸
PLEXIGLAS® 7M is based on polymethyl methacrylate (PMMA).
Besides showing the familiar properties of PLEXIGLAS® 7H molding compounds, such as
PLEXIGLAS® 7M is special in that it
Application:
PLEXIGLAS® 7M is particularly suitable for extruding profiles and panels for use in lighting engineering.
Examples:
lighting fixtures, displays and similar extruded items for technical purposes.
特性 | - High Light Transmission、高强度、良好耐磨损性、耐气候影响性能良好、硬度高
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用途 | |
形式 | |
加工方法 | |
多点数据 | Isothermal Stress vs. Strain (ISO 11403-1) Secant Modulus vs. Strain (ISO 11403-1) Shear Modulus vs. Temperature (ISO 11403-1) Viscosity vs. Shear Rate (ISO 11403-2)
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密度 | 1.19 | g/cm³ | ISO 1183 |
熔融体积流量(MVR) (230°C/3.8 kg) | 0.177 | in³/10min | ISO 1133 |
拉伸模量 | 464000 | psi | ISO 527-2/1 |
拉伸应力 (断裂) | 10000 | psi | ISO 527-2/5 |
拉伸应变 (断裂) | 4.0 | % | ISO 527-2/5 |
简支梁无缺口冲击强度 (73°F) | 9.5 | ft·lb/in² | ISO 179/1eU |
玻璃转化温度 | 226 | °F | ISO 11357-2 |
维卡软化温度 | 219 | °F | ISO 306/B50 |
线形热膨胀系数 - 流动 (32 到 122°F) | 4.4E-5 | in/in/°F | ISO 11359-2 |
可燃性等级 (0.06 in) | HB |
| IEC 60695-11-10, -20 |
折射率 | 1.490 |
| ISO 489 |
透射率 3 | 92.0 | % | ISO 13468-2 |
干燥温度 | < 201 | °F |
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干燥时间 | 2.0 到 3.0 | hr |
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熔体温度 | 428 到 500 | °F |
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口模温度 | 428 到 500 | °F |
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