名称：Goodfellow（顾特服）
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聚乙烯, U.H.M.W.,棒, UHMW PE, 3.17mm直径
材料 >> 聚合物材料
| 品牌: | Goodfellow |
| 产地: | 英国 |
产品介绍
PLEASE NOTE, 8.3m is the TOTAL length of the material. This length is made up of about 20 pieces varying between 100 and 950mm in length. Due to the nature of the material, it is not straight over a short or long length; and so is being offered at a SPECIAL PRICE.
| 订货号 | 包装规格 |
| Length (Round) | |
| 817-920-96 | 150mm |
| 841-224-34 | 200mm |
| 153-041-48 | 500mm |
产品参数
| Diameter[直径] | 3.17mm |
| Length[长度] | 150mm - 8300mm |
| Electrical Properties(电气特性) | |
| Dielectric constant @1MHz | 2 |
| Dielectric strength ( kV mm⁻¹ ) | 28.0 |
| Dissipation factor @ 1MHz | 1.0000 - 10.0000 x 10⁻⁴ |
| Surface resistivity ( Ohm/sq ) | 10¹³ |
| Volume resistivity ( Ohmcm ) | 10¹⁸ |
| Thermal Properties(热性能) | |
| Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 130.000 - 200.000 |
| Heat-deflection temperature - 0.45MPa ( C ) | 69 |
| Heat-deflection temperature - 1.8MPa ( C ) | 42.0 |
| Specific heat ( J K⁻¹ kg⁻¹ ) | 1900.0 |
| Thermal conductivity ( W m⁻¹ K⁻¹ ) | 0.42 - 0.51 @23℃ |
| Upper working temperature ( C ) | 55 - 95 |
| Chemical Resistance(耐化学性) | |
| Acids - concentrated | Good-Fair |
| Acids - dilute | Good |
| Alcohols | Good |
| Alkalis | Good |
| Aromatic hydrocarbons | Fair |
| Greases and Oils | Good-Fair |
| Halogenated Hydrocarbons | Fair-Poor |
| Halogens | Fair-Poor |
| Ketones | Good-Fair |
| Physical Properties(物理性质) | |
| Density ( g cm⁻³ ) | 0.940 |
| Flammability | HB |
| Limiting oxygen index ( % ) | 17 |
| Radiation resistance | Fair |
| Resistance to Ultra-violet | Poor |
| Water absorption - over 24 hours ( % ) | < 0.010 |
| Mechanical Properties(机械性能) | |
| Coefficient of friction | 0.10 - 0.20 |
| Elongation at break ( % ) | 500.0 |
| Hardness - Rockwell | R50-70 |
| Izod impact strength ( J m⁻¹ ) | > 1000.0 |
| Poisson's ratio | 0.460 |
| Tensile modulus ( GPa ) | 0.20 - 1.20 |
| Tensile strength ( MPa ) | 20.00 - 40.00 |
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% |
