材料 >> 聚合物材料
聚苯并咪唑,棒, PBI, Black, 41mm 直径
半岛bd体育手机客户端 介绍
| 订货号 |
包装规格 |
| Length (Round) |
| 228-179-87 |
23 mm |
半岛bd体育手机客户端 参数
| Colour[颜色] |
Black |
| Diameter[直径] |
41mm |
| Length[长度] |
23 mm |
| Chemical Resistance(耐化学性) |
| Acids - concentrated |
Poor |
| Acids - dilute |
Fair-Poor |
| Alcohols |
Good |
| Alkalis |
Good-Poor |
| Aromatic hydrocarbons |
Good |
| Greases and Oils |
Good |
| Halogenated Hydrocarbons |
Good |
| Ketones |
Good |
| Mechanical Properties(机械性能) |
| Coefficient of friction |
0.19 - 0.27 |
| Compressive modulus ( GPa ) |
6.2 |
| Elongation at break ( % ) |
3.0 |
| Hardness - Rockwell |
K115 |
| Izod impact strength ( J m?? ) |
590.0 unnotched |
| Poisson's ratio |
0.340 |
| Tensile modulus ( GPa ) |
5.90 |
| Tensile strength ( MPa ) |
160.00 |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10?? K?? ) |
23.000 |
| Heat-deflection temperature - 0.45MPa ( C ) |
435 |
| Thermal conductivity ( W m?? K?? ) |
0.41 @23℃ |
| Upper working temperature ( C ) |
260 - 400 |
| Electrical Properties(电气特性) |
| Dielectric constant @1MHz |
3 |
| Dielectric strength ( kV mm?? ) |
21.0 |
| Volume resistivity ( Ohmcm ) |
8x10?? |
| Physical Properties(物理性质) |
| Density ( g cm?? ) |
1.300 |
| Flammability |
Does Not Burn |
| Limiting oxygen index ( % ) |
58 |
| Radiation resistance |
Good |
| Water absorption - over 24 hours ( % ) |
0.400 |
| Pultrusion(挤拉成型) |
| Compressive strength ( MPa ) |
400 |
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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