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：
图：| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 1.18 g/cc | 0.0426 lb/in³ | ISO 1183 |
| Water Absorption | 0.30 % | 0.30 % | ISO 62 |
| Linear Mold Shrinkage | 0.0040 - 0.0070 cm/cm | 0.0040 - 0.0070 in/in | |
| Melt Flow | 3.9 g/10 min | 3.9 g/10 min | ISO 1133 |
| Mechanical Properties | Metric | English | Comments |
| Hardness, Rockwell M | 88 | 88 | ISO 2039-2 |
| Tensile Strength | 77.0 MPa | 11200 psi | ISO 527 |
| Elongation at Break | 8.0 % | 8.0 % | ISO 527 |
| Flexural Strength | 105 MPa | 15200 psi | ISO 178 |
| Flexural Modulus | 3.10 GPa | 450 ksi | ISO 178 |
| Izod Impact, Notched (ISO) | 2.10 kJ/m² | 0.999 ft-lb/in² | ISO 180/1A |
| Charpy Impact Unnotched | 2.20 J/cm² | 10.5 ft-lb/in² | ISO 179/1eU |
| Charpy Impact, Notched | 0.230 J/cm² | 1.09 ft-lb/in² | ISO 179/1eA |
| Thermal Properties | Metric | English | Comments |
| CTE, linear | 80.0 µm/m-°C | 44.4 µin/in-°F | ASTM E831 |
| Deflection Temperature at 1.8 MPa (264 psi) | 96.0 °C | 205 °F | ISO 75A |
| Vicat Softening Point | 105 °C | 221 °F | ISO 306B |
| 112 °C | 234 °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 | 1.0 % | 1.0 % | ASTM D1003 |
| Transmission, Visible | 91.5 % | 91.5 % | ASTM D1003 |
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