pmma zk-x亚克力成型和挤出复合
类别：聚合物；热塑性塑料；丙烯酸（有机玻璃）；丙烯酸，一般用途
材料说明：聚丙烯酸酯塑料加化合物专门制定提供增强的抗冲击性，韧性和耐化学性，不失清晰。这些化合物结合最大的影响性能与清晰的标准有机玻璃材料的预期。聚丙烯酸酯塑料加化合物抵抗室外风化的不利影响，经过长时间的户外暴露保留其物理性能和外观。
物性表：
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.16 g/cc | 1.16 g/cc | ASTM D792 |
| Water Absorption | <= 0.30 % | <= 0.30 % | ASTM D570 |
| Linear Mold Shrinkage | 0.0040 - 0.0070 cm/cm | 0.0040 - 0.0070 in/in | ASTM D551 |
| Melt Flow | 1.0 g/10 min @Load 3.80 kg, Temperature 230 °C |
1.0 g/10 min @Load 8.38 lb, Temperature 446 °F |
ASTM D1238 |
| Mechanical Properties | Metric | English | Comments |
| Hardness, Rockwell M | 70 | 70 | ASTM D785 |
| Tensile Strength, Yield | 64.1 MPa | 9300 psi | ASTM D638 |
| Elongation at Break | 25 % | 25 % | ASTM D638 |
| Elongation at Yield | 5.0 % | 5.0 % | ASTM D638 |
| Tensile Modulus | 2.50 GPa | 363 ksi | ASTM D638 |
| Flexural Strength | 103.4 MPa | 15000 psi | ASTM D790 |
| Flexural Modulus | 2.50 GPa | 363 ksi | ASTM D790 |
Izod Impact, Notched  |
0.320 J/cm @Thickness 6.35 mm, Temperature 0.000 °C |
0.600 ft-lb/in @Thickness 0.250 in, Temperature 32.0 °F |
ASTM D256 |
| 0.454 J/cm @Thickness 6.35 mm, Temperature 23.0 °C |
0.850 ft-lb/in @Thickness 0.250 in, Temperature 73.4 °F |
ASTM D256 | |
| Thermal Properties | Metric | English | Comments |
| CTE, linear | 72.0 µm/m-°C @Temperature 0.000 - 100 °C |
40.0 µin/in-°F @Temperature 32.0 - 212 °F |
ASTM D696 |
| Deflection Temperature at 1.8 MPa (264 psi) | 93.3 °C | 200 °F | ASTM D648 |
| Vicat Softening Point | 110 °C | 230 °F | ASTM D1525 |
| Flammability, UL94 | HB | HB | |
| Optical Properties | Metric | English | Comments |
| Refractive Index | 1.49 | 1.49 | ASTM D542 |
| Haze | 1.0 % | 1.0 % | ASTM D1003 |
| Transmission, Visible | 91.5 % | 91.5 % | ASTM D1003 |
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