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 | 0.80 g/10 min | 0.80 g/10 min | ISO 1133 |
Mechanical Properties | Metric | English | Comments |
Hardness, Rockwell M | 74 | 74 | ISO 2039-2 |
Tensile Strength | 73.0 MPa | 10600 psi | ISO 527 |
Elongation at Break | 20 % | 20 % | ISO 527 |
Flexural Strength | 100 MPa | 14500 psi | ISO 178 |
Flexural Modulus | 2.90 GPa | 421 ksi | ISO 178 |
Izod Impact, Notched (ISO) | 3.90 kJ/m² | 1.86 ft-lb/in² | ISO 180/1A |
Charpy Impact, Notched | 0.400 J/cm² | 1.90 ft-lb/in² | ISO 179/1eA |
5.40 J/cm² | 25.7 ft-lb/in² | ISO 179/1eU | |
Thermal Properties | Metric | English | Comments |
CTE, linear | 100 µm/m-°C | 55.6 µin/in-°F | ASTM E831 |
Vicat Softening Point | 103 °C | 217 °F | ISO 306B |
114 °C | 237 °F | ISO 306A | |
Heat Distortion Temperature | 97.0 °C | 207 °F | ISO 75A |
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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