红宝石,条, AlO CrO SiO
产品介绍
订货号 | 包装规格 | Length (Square) | 526-447-08 | 12mm |
产品参数 Length[长度] | 12mm | Side Length (Of Longer Side)[边长(长边)] | 2mm | Side Length[边长] | 2mm | Mechanical Properties(机械性能) | Hardness - Knoop ( kgf mm⁻² ) | 2000 | Hardness - Vickers ( kgf mm⁻² ) | 2500 - 3000 | Tensile modulus ( GPa ) | 350.00 - 390.00 | Tensile strength ( MPa ) | 250.00 - 400.00 | Physical Properties(物理性质) | Apparent porosity ( % ) | 0.00 | Density ( g cm⁻³ ) | 3.980 | Useful optical transmission range | 150 - 5500 nm | Pultrusion(挤拉成型) | Compressive strength ( MPa ) | 2100 | 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℃ | Chemical Resistance(耐化学性) | Acids - concentrated | Good | Acids - dilute | Good | Alkalis | Good | Halogens | Good | Metals | Good | 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 |
其他参数 公差 长度 | <100mm | ±1mm |
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≥100mm | +5% / -1% | 边长 | ≤10mm | ±10% |
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>10mm | ±1mm | 边长 (长侧) | ≤10mm | ±10% |
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>10mm | ±1mm |
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