- 熔體流動速率 [g/10min]: 10.3
- 密度 [g/cm3]: 1.17
- 吸水率 [%]: 2.0
- 拉伸強(qiáng)度 [MPa]: 65.0
- 熱變形溫度 [℃]: 88.0
- 透光率 [%]: 80.0
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 1.17 g/cc | 0.0423 lb/in3 | |
| Water Absorption | 2.0 % | 2.0 % | |
| Moisture Absorption at Equilibrium | 0.33 % | 0.33 % | Humidity Absorption |
| Melt Flow | 10.3 g/10 min @Load 3.80 kg, Temperature 230 °C | 10.3 g/10 min @Load 8.38 lb, Temperature 446 °F | |
| Mechanical Properties | Metric | English | Comments |
| Tensile Strength, Yield | 65.0 MPa | 9430 psi | 50 mm/min |
| Elongation at Break | 25 % | 25 % | Nominal Strain; 50 mm/min |
| Elongation at Yield | 4.5 % | 4.5 % | 50 mm/min |
| Tensile Modulus | 2.30 GPa | 334 ksi | 1 mm/min |
| Charpy Impact Unnotched | 4.50 J/cm2 | 21.4 ft-lb/in2 | |
| Charpy Impact, Notched | 0.400 J/cm2 | 1.90 ft-lb/in2 | |
| Tensile Creep Modulus, 1 hour | 1800 MPa | 261000 psi | |
| Tensile Creep Modulus, 1000 hours | 1300 MPa | 189000 psi | |
| Electrical Properties | Metric | English | Comments |
| Electrical Resistivity | 1.00e+15 ohm-cm | 1.00e+15 ohm-cm | |
| Surface Resistance | 1.00e+14 ohm | 1.00e+14 ohm | |
| Dielectric Constant | 3.2 @Frequency 1e+6 Hz | 3.2 @Frequency 1e+6 Hz | |
| 3.8 @Frequency 100 Hz | 3.8 @Frequency 100 Hz | ||
| Dielectric Strength | 17.7 kV/mm | 450 kV/in | |
| Dissipation Factor | 0.040 @Frequency 1e+6 Hz | 0.040 @Frequency 1e+6 Hz | |
| 0.050 @Frequency 100 Hz | 0.050 @Frequency 100 Hz | ||
| Comparative Tracking Index | 600 V | 600 V | |
| Thermal Properties | Metric | English | Comments |
| CTE, linear, Parallel to Flow | 80.0 μm/m-°C @Temperature 20.0 °C | 44.4 μin/in-°F @Temperature 68.0 °F | |
| Deflection Temperature at 0.46 MPa (66 psi) | 88.0 °C | 190 °F | |
| Deflection Temperature at 1.8 MPa (264 psi) | 83.0 °C | 181 °F | |
| Vicat Softening Point | 87.0 °C | 189 °F | 50°C/hr; 50N |
| Flammability, UL94 | HB @Thickness 1.60 mm | HB @Thickness 0.0630 in | |
| Optical Properties | Metric | English | Comments |
| Transmission, Visible | 80 % | 80 % | Mfr. reports 'Transparent' but doesn't quantify. |
- 關(guān)鍵詞:
- pmma
- 供應(yīng)
- Arkema Group Oroglas? HFI-7 Acrylic