半岛bd体育手机客户端
介绍 | 订货号 | 包装规格 | | Sizes | | 544-251-67 | 100 mm x 100 mm | | 031-451-93 | 150 mm x 150 mm | | 931-492-08 | 300 mm x 300 mm |
半岛bd体育手机客户端
参数 | Colour[颜色] | Pale Grey | | Thickness[厚度] | 6mm | | Thermal Properties(热性能) | | Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 60.000 | | Heat-deflection temperature - 0.45MPa ( C ) | 137 | | Heat-deflection temperature - 1.8MPa ( C ) | 125.0 | | Lower working temperature ( C ) | -40 | | Thermal conductivity ( W m⁻¹ K⁻¹ ) | 0.22 @23℃ | | Upper working temperature ( C ) | 80 - 120 | | Mechanical Properties(机械性能) | | Abrasive resistance - ASTM D1044 ( mg/1000 cycles ) | 20 | | Coefficient of friction | 0.35 | | Elongation at break ( % ) | 50.0 | | Hardness - Rockwell | M78/R115 | | Izod impact strength ( J m⁻¹ ) | 200.0 | | Poisson's ratio | 0.380 | | Tensile modulus ( GPa ) | 2.50 | | Tensile strength ( MPa ) | 55.00 - 65.00 | | Chemical Resistance(耐化学性) | | Acids - concentrated | Good-Fair | | Acids - dilute | Good | | Alcohols | Good | | Alkalis | Good | | Aromatic hydrocarbons | Poor | | Greases and Oils | Good-Poor | | Halogenated Hydrocarbons | Fair-Poor | | Halogens | Poor | | Ketones | Poor | | Electrical Properties(电气特性) | | Dielectric constant @1MHz | 3 | | Dielectric strength ( kV mm⁻¹ ) | 16.0 - 20.0 | | Dissipation factor @ 1kHz | 0.0040 | | Surface resistivity ( Ohm/sq ) | 2x10¹⁶ | | Volume resistivity ( Ohmcm ) | 10¹⁷ | | Physical Properties(物理性质) | | Density ( g cm⁻³ ) | 1.060 | | Flammability | HB | | Limiting oxygen index ( % ) | 20 | | Radiation resistance | Good | | Water absorption - over 24 hours ( % ) | 0.100 - 0.500 |
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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