氮化铝,片, AlN, 0.125mm厚
产品介绍
| 订货号 | 包装规格 | | Sizes | | 142-442-85 | 25 mm x 25 mm |
产品参数 | Polish[抛光] | 0.025 - 0.05μm Ra | | State[性状] | Translucent | | Surface Finish[表面光洁度] | Polished On Both Sides | | Thickness[厚度] | 0.125mm | | Chemical Resistance(耐化学性) | | Acids - concentrated | Poor | | Acids - dilute | Fair | | Alkalis | Fair | | Metals | Good | | Thermal Properties(热性能) | | Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 4.400 @20-1000℃ | | Melting point ( C ) | 2200.00 | | Specific heat ( J K⁻¹ kg⁻¹ ) | 800.0 @25℃ | | Sublimation point ( C ) | 2500 | | Thermal conductivity ( W m⁻¹ K⁻¹ ) | 175.00 - 190.00 @20℃ | | Upper continuous use temperature ( C ) | 1000 - 1800 | | Electrical Properties(电气特性) | | Dielectric constant | 9.2 | | Dielectric strength ( kV mm⁻¹ ) | 35.0 | | Volume resistivity ( Ohmcm ) | >10¹³@25℃ | | Physical Properties(物理性质) | | Density ( g cm⁻³ ) | 3.330 | | Useful optical transmission range | 500 - 3000 nm | | Mechanical Properties(机械性能) | | Hardness - Vickers ( kgf mm⁻² ) | 1100 | | Shear strength ( MPa ) | 450 |
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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