材料 >> 陶瓷
蓝宝石片, AlO 99.9, 0.5mm厚, Polished On One Side
产品介绍 订货号 | 包装规格 | Sizes | 581-794-37 | 10mm x 10mm |
产品参数 Orientation[定向/导向] | (0001) | Surface Finish[表面光洁度] | Polished On One Side | Thickness[厚度] | 0.5mm | Type[类型] | Single Crystal | Pultrusion(挤拉成型) | Compressive strength ( MPa ) | 2100 | Mechanical Properties(机械性能) | Hardness - Knoop ( kgf mm⁻2 ) | 2000 | Hardness - Vickers ( kgf mm⁻2 ) | 1600 - 1800 | Tensile modulus ( GPa ) | 350.00 - 390.00 | Tensile strength ( MPa ) | 250.00 - 400.00 | Thermal Properties(热性能) | Coefficient of thermal expansion ( x10⁻⁶ K⁻1 ) | 5.800 @20-1000℃ | Melting point ( C ) | 2050.00 | Specific heat ( J K⁻1 kg⁻1 ) | 750.0 @25℃ | Thermal conductivity ( W m⁻1 K⁻1 ) | 35.00 - 40.00 @20℃ | Upper continuous use temperature ( C ) | 1800 - 1950 | Chemical Resistance(耐化学性) | Acids - concentrated | Good | Acids - dilute | Good | Alkalis | Good | Halogens | Good | Metals | Good | Physical Properties(物理性质) | Apparent porosity ( % ) | 0.00 | Density ( g cm⁻3 ) | 3.985 | Refractive index | 1.710-1.790 | Useful optical transmission range | 200 - 5500 nm | Electrical Properties(电气特性) | Dielectric constant | 7.5 - 11.5 | Dielectric strength ( kV mm⁻1 ) | 15.0 - 50.0 | Volume resistivity ( Ohmcm ) | >101⁴@25℃ |
其他参数 公差 长度 | <100mm | ±1mm |
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≥100mm | +2% / -1% | 直径 | <100mm | ±1mm |
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≥100mm | +2% / -1% | 厚度 |
| ±10% |
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陶瓷 | ±20% | 复合材料 | ±20% | 聚合物 | ±20% | 长度 1 | <100mm | ±1mm |
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≥100mm | +2% / -1% | 长度 2 | <100mm | ±1mm |
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≥100mm | +2% / -1% |
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