DuPont?, Nomex? are registered trademarks of E.I. du Pont de Nemours and Company.
| 订货号 |
包装规格 |
| Sizes |
| 216-572-92 |
100mm x 100mm |
| 071-621-74 |
150mm x 150mm |
| 952-720-83 |
300mm x 300mm |
| 090-110-78 |
500mm x 500mm |
半岛bd体育手机客户端 参数
| Description[描述] |
Pressboard |
| Thickness[厚度] |
1mm |
| Type[类型] |
DuPont? Nomex? T993 - Medium Density Pressboard |
| Physical Properties(物理性质) |
| Density ( g cm?? ) |
1.380 |
| Limiting oxygen index ( % ) |
29 |
| Radiation resistance |
Good |
| Water absorption - equilibrium ( % ) |
9.00 |
| Water absorption - over 24 hours ( % ) |
0.080 |
| Chemical Resistance(耐化学性) |
| Acids - concentrated |
Poor |
| Acids - dilute |
Good-Fair |
| Alcohols |
Good |
| Alkalis |
Good-Poor |
| Aromatic hydrocarbons |
Good |
| Greases and Oils |
Good |
| Halogenated Hydrocarbons |
Good |
| Ketones |
Good |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10?? K?? ) |
20.000 |
| Heat-deflection temperature - 1.8MPa ( C ) |
149.0 |
| Specific heat ( J K?? kg?? ) |
1200.0 |
| Thermal conductivity ( W m?? K?? ) |
0.13 @23℃ |
| Upper working temperature ( C ) |
200 - 300 |
| Mechanical Properties(机械性能) |
| Elongation at break ( % ) |
< 9.0 |
| Izod impact strength ( J m?? ) |
533.0 unnotched |
| Tensile strength ( MPa ) |
1800.00 - 3900.00 |
| Electrical Properties(电气特性) |
| Dielectric constant @1kHz |
2.30 |
| Dielectric strength ( kV mm?? ) |
32.0 |
| Volume resistivity ( Ohmcm ) |
6x10?? |
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% |
