半岛bd体育手机客户端
介绍 订货号 | 包装规格 | Length (Round) | 567-970-26 | 200 mm | 996-276-09 | 500 mm | 355-403-66 | 1000 mm |
半岛bd体育手机客户端
参数 Diameter[直径] | 50mm | Length[长度] | 200 mm - 1000 mm | Mechanical Properties(机械性能) | Abrasive resistance - ASTM D1044 ( mg/1000 cycles ) | 5 | Coefficient of friction | 0.20 - 0.30 | Hardness - Rockwell | M82 | Izod impact strength ( J m⁻¹ ) | 30.0 - - 250.0 | Poisson's ratio | 0.390 | Tensile modulus ( GPa ) | 2.60 - 3.00 | Tensile strength ( MPa ) | 78.00 | Physical Properties(物理性质) | Density ( g cm⁻³ ) | 1.130 | Flammability | HB | Limiting oxygen index ( % ) | 25 | Radiation resistance | Fair | Refractive index | 1.530 | Resistance to Ultra-violet | Poor | Water absorption - equilibrium ( % ) | > 8.00 | Water absorption - over 24 hours ( % ) | 2.700 | Chemical Resistance(耐化学性) | Acids - concentrated | Poor | Acids - dilute | Poor | Alcohols | Good | Alkalis | Good-Fair | Aromatic hydrocarbons | Good | Greases and Oils | Good | Halogenated Hydrocarbons | Good-Poor | Halogens | Poor | Ketones | Good | Thermal Properties(热性能) | Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 95.000 | Heat-deflection temperature - 0.45MPa ( C ) | 200 | Heat-deflection temperature - 1.8MPa ( C ) | 80.0 | Lower working temperature ( C ) | -40 | Specific heat ( J K⁻¹ kg⁻¹ ) | 1700.0 | Thermal conductivity ( W m⁻¹ K⁻¹ ) | 0.24 - 0.28 @23℃ | Upper working temperature ( C ) | 80 - 160 | Electrical Properties(电气特性) | Dielectric constant @1MHz | 4 | Dielectric strength ( kV mm⁻¹ ) | 25.0 | Dissipation factor @ 1kHz | 0.2000 | Surface resistivity ( Ohm/sq ) | 5x10¹⁰ | Volume resistivity ( Ohmcm ) | 5x10¹² |
其他参数 公差 直径 | ≤10mm | ±10% |
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聚合物 | +20% / -10% | 陶瓷 | +20% / -10% | |
>10mm | ±5% | 陶瓷 | +20% / -10% | 聚合物 | +20% / -10% | |
长度 | <100mm | ±1mm |
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≥100mm | +5% / -1% |
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