名称：Goodfellow（顾特服）
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石英玻璃,片, SiO, 0.635mm厚
材料 >> 玻璃
| 品牌: | Goodfellow |
| 产地: | 英国 |
产品介绍
| 订货号 | 包装规格 |
| Sizes | |
| 021-868-94 | 15 mm x 15 mm |
产品参数
| Thickness[厚度] | 0.635mm |
| Physical Properties(物理性质) | |
| Apparent porosity ( % ) | 0.00 |
| Density ( g cm⁻³ ) | 2.180 |
| Chemical Resistance(耐化学性) | |
| Acids - concentrated | Good |
| Acids - dilute | Good |
| Alkalis | Fair |
| Halogens | Good |
| Metals | Fair |
| Magnetic(磁性) | |
| Coercivity - as cast ( A m⁻¹ ) | 1.46 |
| Maximum permeability | 365 - 2500 nm |
| Remanence ratio ( Br/Bs ) | 1715.00 |
| Saturation flux density ( T ) | 3.80 |
| Thermal Properties(热性能) | |
| Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 0.500 - 0.750 @20-1000℃ |
| Specific heat ( J K⁻¹ kg⁻¹ ) | 750.0 @25℃ |
| Thermal conductivity ( W m⁻¹ K⁻¹ ) | 1.20 - 1.40 @20℃ |
| Upper continuous use temperature ( C ) | 900 - 1200 |
| Electrical Properties(电气特性) | |
| Volume resistivity ( Ohmcm ) | 10¹⁴@25℃ |
| Mechanical Properties(机械性能) | |
| Hardness - Vickers ( kgf mm⁻² ) | 490 |
| Tensile modulus ( GPa ) | 65.00 - 75.00 |
其他参数
公差
| 长度 | <100mm | ±1mm |
|---|---|---|
| ≥100mm | +2% / -1% | |
| 直径 | <100mm | ±1mm |
| ≥100mm | +2% / -1% | |
| 厚度 | ±10% | |
| 陶瓷 | ±20% | |
| 复合材料 | ±20% | |
| 聚合物 | ±20% | |
| 长度 1 | <100mm | ±1mm |
| ≥100mm | +2% / -1% | |
| 长度 2 | <100mm | ±1mm |
| ≥100mm | +2% / -1% |
