材料 >> 聚合物材料
聚苯醚,棒, PPO (modified), PPE (modified), Pale Grey, 50mm直径
产品介绍 | 订货号 | 包装规格 | | Length (Round) | | 208-045-87 | 100 mm | | 039-060-42 | 200 mm | | 882-558-51 | 500 mm | | 319-824-74 | 1000 mm |
产品参数 | Colour[颜色] | Pale Grey | | Diameter[直径] | 50mm | | Length[长度] | 100 mm - 1000 mm | | 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 | 直径 | ≤10mm | ±10% |
|---|
| 聚合物 | +20% / -10% | | 陶瓷 | +20% / -10% | |
| >10mm | ±5% | | 陶瓷 | +20% / -10% | | 聚合物 | +20% / -10% | |
| 长度 | <100mm | ±1mm |
|---|
| ≥100mm | +5% / -1% |
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