Very limited stock available.
Natural surface-finish may have blemishes or scratches.
| 订货号 |
包装规格 |
| Length (Round) |
| 331-751-55 |
100mm |
| 261-588-55 |
200mm |
半岛bd体育手机客户端 参数
| Colour[颜色] |
Grey |
| Diameter[直径] |
30mm |
| Length[长度] |
100mm - 200mm |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10?? K?? ) |
80.000 |
| Heat-deflection temperature - 0.45MPa ( C ) |
98 |
| Heat-deflection temperature - 1.8MPa ( C ) |
89.0 |
| Thermal conductivity ( W m?? K?? ) |
0.17 @23℃ |
| Upper working temperature ( C ) |
70 - 100 |
| Chemical Resistance(耐化学性) |
| Acids - concentrated |
Good-Poor |
| Acids - dilute |
Good |
| Alcohols |
Good-Poor |
| Alkalis |
Good |
| Aromatic hydrocarbons |
Poor |
| Greases and Oils |
Good |
| Halogenated Hydrocarbons |
Poor |
| Halogens |
Poor |
| Ketones |
Poor |
| Mechanical Properties(机械性能) |
| Coefficient of friction |
0.50 |
| Elongation at break ( % ) |
45.0 |
| Hardness - Rockwell |
R100-110 |
| Izod impact strength ( J m?? ) |
200.0 - 400.0 |
| Poisson's ratio |
0.350 |
| Tensile modulus ( GPa ) |
2.10 - 2.40 |
| Tensile strength ( MPa ) |
41.00 - 45.00 |
| Electrical Properties(电气特性) |
| Dielectric constant @1MHz |
3 - 3 |
| Dielectric strength ( kV mm?? ) |
20.0 - 25.0 |
| Dissipation factor @ 1MHz |
0.0200 |
| Volume resistivity ( Ohmcm ) |
>10?? |
| Physical Properties(物理性质) |
| Density ( g cm?? ) |
1.050 |
| Flammability |
HB@1.5mm |
| Limiting oxygen index ( % ) |
19 |
| Radiation resistance |
Fair |
| Resistance to Ultra-violet |
Poor |
| Water absorption - over 24 hours ( % ) |
0.300 - 0.700 |
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% |
