类别：聚合物；热塑性塑料；丙烯酸（有机玻璃）；丙烯酸，冲击改性
材料说明：该聚二-甲基丙烯酸甲脂®影响PMMA系列提供冲击的最佳组合，化学和耐热性以及提供刚性和表面硬度。在聚二-甲基丙烯酸甲脂®系列的等级可以通过注塑或挤出加工。
物性表：| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 1.17 g/cc | 0.0423 lb/in³ | ISO 1183 |
| Water Absorption | 0.32 % | 0.32 % | ISO 62 |
| Linear Mold Shrinkage | 0.0040 - 0.0070 cm/cm | 0.0040 - 0.0070 in/in | |
| Melt Flow | 2.5 g/10 min | 2.5 g/10 min | ISO 1133 |
| Mechanical Properties | Metric | English | Comments |
| Hardness, Rockwell M | 71 | 71 | ISO 2039-2 |
| Tensile Strength | 63.0 MPa | 9140 psi | ISO 527 |
| Elongation at Break | 15 % | 15 % | ISO 527 |
| Flexural Strength | 85.0 MPa | 12300 psi | ISO 178 |
| Flexural Modulus | 2.50 GPa | 363 ksi | ISO 178 |
| Izod Impact, Notched (ISO) | 3.60 kJ/m² | 1.71 ft-lb/in² | ISO 180/1A |
| Charpy Impact Unnotched | 4.20 J/cm² | 20.0 ft-lb/in² | ISO 179/1eU |
| Charpy Impact, Notched | 0.390 J/cm² | 1.86 ft-lb/in² | ISO 179/1eA |
| Thermal Properties | Metric | English | Comments |
| CTE, linear | 100 µm/m-°C | 55.6 µin/in-°F | ASTM E831 |
| Deflection Temperature at 1.8 MPa (264 psi) | 95.0 °C | 203 °F | ISO 75A |
| Vicat Softening Point | 102 °C | 216 °F | ISO 306B |
| 111 °C | 232 °F | ISO 306A | |
| Flammability, UL94 | HB | HB | |
| Glow Wire Test | 650 °C | 1200 °F | IEC 695-2-1 |
| Optical Properties | Metric | English | Comments |
| Refractive Index | 1.49 | 1.49 | ISO 489 |
| Haze | 2.0 % | 2.0 % | ASTM D1003 |
| Transmission, Visible | 91 % | 91 % | ASTM D1003 |
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