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壓克力擠出板物理性
2025-01-21
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| 性能 Property |
性能 Property |
ASTM Typical Value 3 Method mm (Thickness) |
| 機(jī)械性能 Mechanical Property |
比重Specific Gravity | D792 1.19 |
| 拉伸強(qiáng)度Tensile Strength | D638 700 kg/cm2 | |
| 彎曲強(qiáng)度Flexural Strength | D790 1170 kg/cm2 | |
| 彎曲彈性率Modulus of Elasticity | 28000-35000kg/cm2 | |
| 壓縮強(qiáng)度Compressive Strength | D695 1200 kg/cm2 | |
| 洛氏強(qiáng)度Rockwell Hardness | D785 M-100 | |
| 光學(xué)性能 Optical Property |
屈折率Refractive Index | D542 1.49 |
| 透光率Light Transmission,Total | D1003 93% | |
| 熱性能 Thermal Property |
成型溫度Forming Temperature | Approx 150-180℃ |
| 變型溫度Deflection Temperature | D648 95℃ | |
| 軟化點(diǎn)Vicat Softening Point | D1525 120℃ (223℉) | |
| 線膨脹系數(shù)Coefficient of Linear Thermal Expansion (-18℃ To 38℃ Ave) |
D696 5×10-5cm/cm/℃ | |
| 熱傳導(dǎo)系數(shù) Coefficient of Thermal Conductivity |
Cenco-Fitch?6×10-5 cm/cm/℃ | |
| 自燃溫度Selflgnition Temperature | D1929 443℃ | |
| 比熱Specific Heat | 0.35 (BTU/1b℉) | |
| 電氣性能 Electrical Property |
內(nèi)電阻Volume Resistivity | D257 1016ohm-cm |
| 表電阻Surface Resistivity | D257 1015ohm-cm | |
| 吸水率Water Absorption | D570 0.3 |