类别：聚合物；热塑性塑料；丙烯酸（有机玻璃）；乙烯基（聚氯乙烯）；聚氯乙烯/丙烯酸系合金
材料说明：描述：防火板
物性表：
图：
物性表：
| Physical Properties | Metric | English | Comments | ||
|---|---|---|---|---|---|
| Specific Gravity | 1.30 - 1.38 g/cc | 1.30 - 1.38 g/cc | ASTM D792 | ||
| Mechanical Properties | Metric | English | Comments | ||
| Hardness, Rockwell R | 100 | 100 | ASTM D785 | ||
| Tensile Strength, Yield | 40.0 MPa | 5800 psi | ASTM D638 | ||
| Flexural Yield Strength | 65.5 MPa | 9500 psi | ASTM D790 | ||
| Flexural Modulus | 2.21 GPa | 320 ksi | ASTM D790 | ||
| Izod Impact, Notched | 6.41 J/cm | 12.0 ft-lb/in | 73°F; ASTM D256 | ||
| Impact Test | 44.7 J | 33.0 ft-lb | Dynatup Instrumented Impact at 73°F; ASTM D3763 | ||
| Thermal Properties | Metric | English | Comments | ||
| CTE, linear | 75.6 - 101 µm/m-°C @Temperature 20.0 °C |
42.0 - 56.0 µin/in-°F @Temperature 68.0 °F |
ASTM D696 | ||
| Deflection Temperature at 1.8 MPa (264 psi) | 65.6 °C | 150 °F | ASTM D648 | ||
| Flammability, UL94 | V-0 | V-0 | 5V | ||
| De |
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| Flammability | Passes | MVSS (Motor Vehicle Safety Standard) 302 |
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图：
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