半岛bd体育手机客户端 介绍
| 订货号 |
包装规格 |
| Sizes |
| 244-630-21 |
150 mm x 150 mm |
| 498-085-15 |
300 mm x 300 mm |
半岛bd体育手机客户端 参数
| Thickness[厚度] |
4mm |
| Electrical Properties(电气特性) |
| Dielectric constant @1MHz |
4 @100KHz |
| Dielectric strength ( kV mm?? ) |
26.0 - 30.0 @1mm |
| Dissipation factor @ 1kHz |
0.0600 |
| Surface resistivity ( Ohm/sq ) |
10?? |
| Volume resistivity ( Ohmcm ) |
10??-10?? |
| Physical Properties(物理性质) |
| Density ( g cm?? ) |
1.020 |
| Flammability |
HB-V-2 |
| Limiting oxygen index ( % ) |
21 |
| Radiation resistance |
Fair |
| Resistance to Ultra-violet |
Fair |
| Water absorption - equilibrium ( % ) |
1.60 |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10?? K?? ) |
100.000 - 120.000 |
| Heat-deflection temperature - 0.45MPa ( C ) |
130 - 135 |
| Heat-deflection temperature - 1.8MPa ( C ) |
48.0 - 55.0 |
| Chemical Resistance(耐化学性) |
| Acids - concentrated |
Poor |
| Acids - dilute |
Fair-Poor |
| Alcohols |
Fair |
| Alkalis |
Good-Fair |
| Aromatic hydrocarbons |
Good |
| Greases and Oils |
Good |
| Halogenated Hydrocarbons |
Good-Poor |
| Halogens |
Poor |
| Ketones |
Good-Fair |
| Mechanical Properties(机械性能) |
| Elongation at break ( % ) |
290.0 -300.0 |
| Hardness - Rockwell |
R84-107 |
| Tensile strength ( MPa ) |
50.00 - 55.00 |
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% |
|
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