类别：聚合物；热塑性塑料；丙烯酸（有机玻璃）；丙烯酸。
特点:高透明，抗撞击性良好，耐热性高
特点:高透明，抗撞击性良好，耐热性高
用途：镜头，浴室配件，光学应用，汽车配件，照明装置
物性表：| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.19 g/cc | 1.19 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 | 7.0 g/10 min @Load 3.80 kg, Temperature 230 °C |
7.0 g/10 min @Load 8.38 lb, Temperature 446 °F |
ASTM D1238 |
| Mechanical Properties | Metric | English | Comments |
| Hardness, Rockwell M | 94 | 94 | ASTM D785 |
| Tensile Strength, Yield | 65.5 MPa | 9500 psi | ASTM D638 |
| Elongation at Break | 4.0 - 6.0 % | 4.0 - 6.0 % | ASTM D638 |
| Elongation at Yield | 4.0 - 6.0 % | 4.0 - 6.0 % | ASTM D638 |
| Tensile Modulus | 3.20 GPa | 464 ksi | ASTM D638 |
| Flexural Strength | 117.2 MPa | 17000 psi | ASTM D790 |
| Flexural Modulus | 3.40 GPa | 493 ksi | ASTM D790 |
| Compressive Strength | 117 MPa | 17000 psi | ASTM D695 |
| Izod Impact, Notched | 0.192 J/cm @Thickness 6.35 mm, Temperature 23.0 °C |
0.360 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) | 93.9 °C | 201 °F | ASTM D648 |
| Vicat Softening Point | 105 °C | 221 °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 |
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