半岛bd体育手机客户端
介绍 | 订货号 | 包装规格 | | Sizes | | 589-804-82 | 100 mm x 100 mm | | 725-602-13 | 150 mm x 150 mm | | 700-272-86 | 300 mm x 300 mm |
半岛bd体育手机客户端
参数 | Structure[结构] | Crystal | | Thickness[厚度] | 4mm | | Transparency[透明度] | Transparent | | Mechanical Properties(机械性能) | | Elongation at break ( % ) | 1.6 | | Hardness - Rockwell | M60-90 | | Izod impact strength ( J m⁻¹ ) | 19.0 - 24.0 | | Poisson's ratio | 0.350 | | Tensile modulus ( GPa ) | 2.30 - 4.10 | | Tensile strength ( MPa ) | 30.00 - 100.00 | | Chemical Resistance(耐化学性) | | Acids - concentrated | Fair-Poor | | Acids - dilute | Good-Fair | | Alcohols | Good-Fair | | Alkalis | Good-Fair | | Aromatic hydrocarbons | Poor | | Greases and Oils | Good-Poor | | Halogenated Hydrocarbons | Poor | | Halogens | Poor | | Ketones | Poor | | Thermal Properties(热性能) | | Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 30.000 - 210.000 | | Heat-deflection temperature - 0.45MPa ( C ) | 90 | | Heat-deflection temperature - 1.8MPa ( C ) | 80.0 | | Specific heat ( J K⁻¹ kg⁻¹ ) | 1200.0 | | Thermal conductivity ( W m⁻¹ K⁻¹ ) | 0.10 - 0.13 @23℃ | | Upper working temperature ( C ) | 50 - 95 | | Physical Properties(物理性质) | | Abbe number | 30.8 | | Density ( g cm⁻³ ) | 1.050 | | Flammability | HB | | Limiting oxygen index ( % ) | 19 | | Radiation resistance | Good | | Refractive index | 1.590-1.600 | | Resistance to Ultra-violet | Poor | | Water absorption - over 24 hours ( % ) | < 0.400 | | Electrical Properties(电气特性) | | Dielectric constant @1MHz | 2 - 3 | | Dielectric strength ( kV mm⁻¹ ) | 20.0 | | Dissipation factor @ 1kHz | 0.0002 | | Volume resistivity ( Ohmcm ) | >10¹⁶ |
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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