名称：Goodfellow（顾特服）
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聚苯乙烯,交联,片, PS, X, Linked, 25.4mm厚
材料 >> 聚合物材料
| 品牌: | Goodfellow |
| 产地: | 英国 |
产品介绍
| 订货号 | 包装规格 |
| Sizes | |
| 162-119-00 | 150mm x 150mm |
| 136-627-94 | 150mm x 300mm |
| 734-387-80 | 305mm x 305mm |
产品参数
| Thickness[厚度] | 25.4mm |
| Mechanical Properties(机械性能) | |
| Abrasive resistance - ASTM D1044 ( mg/1000 cycles ) | 60 - 100 |
| Elongation at break ( % ) | 3.0 -5.0 |
| Hardness - Rockwell | R110-120 |
| Tensile modulus ( GPa ) | 1.65 |
| Tensile strength ( MPa ) | 55.00 - 70.00 |
| Physical Properties(物理性质) | |
| Density ( g cm⁻³ ) | 1.050 |
| Flammability | HB |
| Radiation resistance | Good |
| Refractive index | 1.590 |
| Water absorption - over 24 hours ( % ) | 0.020 - 0.030 |
| Chemical Resistance(耐化学性) | |
| Acids - concentrated | Fair-Poor |
| Acids - dilute | Good |
| Alcohols | Good |
| Alkalis | Good-Fair |
| Aromatic hydrocarbons | Poor |
| Greases and Oils | Fair-Poor |
| Halogenated Hydrocarbons | Poor |
| Halogens | Poor |
| Ketones | Poor |
| Thermal Properties(热性能) | |
| Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 70.000 - 90.000 |
| Thermal conductivity ( W m⁻¹ K⁻¹ ) | 0.17 @23℃ |
| Upper working temperature ( C ) | 93 |
| Electrical Properties(电气特性) | |
| Dielectric constant @1MHz | 3 |
| Dielectric strength ( kV mm⁻¹ ) | 27.0 - 47.0 |
| Dissipation factor @ 1MHz | 0.0002 |
| Surface resistivity ( Ohm/sq ) | >10¹⁵ |
| Volume resistivity ( Ohmcm ) | >10¹⁵ |
其他参数
公差
| 长度 | <100mm | ±1mm |
|---|---|---|
| ≥100mm | +2% / -1% | |
| 直径 | <100mm | ±1mm |
| ≥100mm | +2% / -1% | |
| 厚度 | ±10% | |
| 陶瓷 | ±20% | |
| 复合材料 | ±20% | |
| 聚合物 | ±20% | |
| 长度 1 | <100mm | ±1mm |
| ≥100mm | +2% / -1% | |
| 长度 2 | <100mm | ±1mm |
| ≥100mm | +2% / -1% |
