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,良好的韧性和耐化学性,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也能良好的保留其物理性能和外观。
物性表:
Physical Properties | Metric | English | Comments |
---|---|---|---|
Specific Gravity | 1.17 g/cc | 1.17 g/cc | ASTM D792 |
Water Absorption | <= 0.30 % | <= 0.30 % | ASTM D570 |
Linear Mold Shrinkage | 0.0030 - 0.0060 cm/cm | 0.0030 - 0.0060 in/in | ASTM D551 |
Melt Flow | 13 g/10 min @Load 3.80 kg, Temperature 230 °C |
13 g/10 min @Load 8.38 lb, Temperature 446 °F |
ASTM D1238 |
Mechanical Properties | Metric | English | Comments |
Hardness, Rockwell M | 65 | 65 | ASTM D785 |
Tensile Strength, Yield | 56.2 MPa | 8150 psi | ASTM D638 |
Elongation at Break | 25 % | 25 % | ASTM D638 |
Elongation at Yield | 5.0 % | 5.0 % | ASTM D638 |
Tensile Modulus | 2.30 GPa | 334 ksi | ASTM D638 |
Flexural Strength | 68.9 MPa | 9990 psi | ASTM D790 |
Flexural Modulus | 2.00 GPa | 290 ksi | ASTM D790 |
Izod Impact, Notched ![]() |
0.240 J/cm @Thickness 6.35 mm, Temperature 0.000 °C |
0.450 ft-lb/in @Thickness 0.250 in, Temperature 32.0 °F |
ASTM D256 |
0.400 J/cm @Thickness 6.35 mm, Temperature 23.0 °C |
0.750 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) | 91.1 °C | 196 °F | ASTM D648 |
Vicat Softening Point | 98.0 °C | 208 °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 | 92 % | 92 % | ASTM D1003 |
