半岛bd体育手机客户端 介绍
| 订货号 |
包装规格 |
| Length (Round) |
| 620-468-51 |
100 mm |
| 558-567-84 |
200 mm |
| 820-976-80 |
500 mm |
| 622-109-33 |
1000 mm |
半岛bd体育手机客户端 参数
| Diameter[直径] |
38mm |
| Length[长度] |
100 mm - 1000 mm |
| Mechanical Properties(机械性能) |
| Abrasive resistance - ASTM D1044 ( mg/1000 cycles ) |
60 - 100 |
| Elongation at break ( % ) |
3.0 -5.0 |
| Hardness - Rockwell |
R110-120 |
| Tensile modulus ( GPa ) |
1.65 |
| Tensile strength ( MPa ) |
55.00 - 70.00 |
| Physical Properties(物理性质) |
| Density ( g cm?? ) |
1.050 |
| Flammability |
HB |
| Radiation resistance |
Good |
| Refractive index |
1.590 |
| Water absorption - over 24 hours ( % ) |
0.020 - 0.030 |
| Chemical Resistance(耐化学性) |
| Acids - concentrated |
Fair-Poor |
| Acids - dilute |
Good |
| Alcohols |
Good |
| Alkalis |
Good-Fair |
| Aromatic hydrocarbons |
Poor |
| Greases and Oils |
Fair-Poor |
| Halogenated Hydrocarbons |
Poor |
| Halogens |
Poor |
| Ketones |
Poor |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10?? K?? ) |
70.000 - 90.000 |
| Thermal conductivity ( W m?? K?? ) |
0.17 @23℃ |
| Upper working temperature ( C ) |
93 |
| Electrical Properties(电气特性) |
| Dielectric constant @1MHz |
3 |
| Dielectric strength ( kV mm?? ) |
27.0 - 47.0 |
| Dissipation factor @ 1MHz |
0.0002 |
| Surface resistivity ( Ohm/sq ) |
>10?? |
| Volume resistivity ( Ohmcm ) |
>10?? |
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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