半岛bd体育手机客户端 介绍
| 订货号 |
包装规格 |
| Length (Round) |
| 087-933-44 |
25mm |
| 499-954-66 |
50mm |
| 475-996-33 |
100mm |
半岛bd体育手机客户端 参数
| Diameter[直径] |
38mm |
| Grade[等级] |
Meldin? 7001 |
| Length[长度] |
25mm - 100mm |
| Chemical Resistance(耐化学性) |
| Acids - concentrated |
Poor |
| Acids - dilute |
Fair |
| Alcohols |
Poor |
| Alkalis |
Poor |
| Aromatic hydrocarbons |
Good |
| Greases and Oils |
Good |
| Halogenated Hydrocarbons |
Good |
| Halogens |
Fair |
| Ketones |
Good |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10?? K?? ) |
30.000 - 60.000 |
| Heat-deflection temperature - 1.8MPa ( C ) |
360.0 |
| Lower working temperature ( C ) |
-270 |
| Specific heat ( J K?? kg?? ) |
1090.0 |
| Thermal conductivity ( W m?? K?? ) |
0.10 - 0.35 @23℃ |
| Upper working temperature ( C ) |
250 - 320 |
| Electrical Properties(电气特性) |
| Dielectric constant @1MHz |
3 |
| Dielectric strength ( kV mm?? ) |
22.0 |
| Dissipation factor @ 1kHz |
0.0018 |
| Surface resistivity ( Ohm/sq ) |
10?? |
| Volume resistivity ( Ohmcm ) |
10?? |
| Mechanical Properties(机械性能) |
| Coefficient of friction |
0.42 |
| Elongation at break ( % ) |
8.0 -70.0 |
| Hardness - Rockwell |
E52-99 |
| Izod impact strength ( J m?? ) |
80.0 |
| Tensile modulus ( GPa ) |
2.00 - 3.00 |
| Tensile strength ( MPa ) |
70.00 - 150.00 |
| Physical Properties(物理性质) |
| Density ( g cm?? ) |
1.420 |
| Flammability |
V-0 |
| Limiting oxygen index ( % ) |
53 |
| Radiation resistance |
Good |
| Refractive index |
1.660 |
| Resistance to Ultra-violet |
Poor |
| Water absorption - over 24 hours ( % ) |
0.200 - 2.900 |
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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