These targets are normally available for immediate shipment from stock. Other sizes are available to special order.
| 订货号 | 包装规格 |
| Disc |
| 159-891-36 | 50mm |
| 316-774-42 | 75mm |
产品参数
| Diameter[直径] | 50mm - 75mm |
| Purity[纯度] | 99.0% |
| Thickness[厚度] | 3mm |
| Pultrusion(挤拉成型) |
| Compressive strength ( MPa ) | 1100 |
| Chemical Resistance(耐化学性) |
| Acids - concentrated | Good |
| Acids - dilute | Good |
| Alkalis | Fair |
| Halogens | Good |
| Metals | Fair |
| Physical Properties(物理性质) |
| Apparent porosity ( % ) | 0.00 |
| Density ( g cm⁻³ ) | 2.200 |
| Refractive index | 1.460 |
| Useful optical transmission range | 180 - 2500 nm |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 0.540 @20-1000 |
| Melting point ( C ) | 1715.00 |
| Specific heat ( J K⁻¹ kg⁻¹ ) | 670.0 - 740.0 @25℃ |
| Thermal conductivity ( W m⁻¹ K⁻¹ ) | 1.46 @20℃ |
| Upper continuous use temperature ( C ) | 1100 - 1400 |
| Electrical Properties(电气特性) |
| Dielectric constant | 3.8 |
| Dielectric strength ( kV mm⁻¹ ) | 25.0 - 40.0 |
| Volume resistivity ( Ohmcm ) | 10¹⁸@25℃ |
| Mechanical Properties(机械性能) |
| Hardness - Knoop ( kgf mm⁻² ) | 820 |
| Hardness - Vickers ( kgf mm⁻² ) | 1000 |
| Shear strength ( MPa ) | 70 |
| Tensile modulus ( GPa ) | 72.00 - 74.00 |
| Tensile strength ( MPa ) | 48.00 |
其他参数
公差
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