半岛bd体育手机客户端 介绍
| 订货号 |
包装规格 |
| 949-167-17 |
50 Piece |
| 645-892-37 |
100 Piece |
| 736-538-02 |
200 Piece |
| 067-260-45 |
500 Piece |
半岛bd体育手机客户端 参数
| Diameter[直径] |
3.18mm |
| Quantity[数量] |
50 Piece - 500 Piece |
| Sphericity[球面] |
25μm |
| Type[类型] |
Precision Sphere |
| Mechanical Properties(机械性能) |
| Coefficient of friction |
0.05 - 0.20 |
| Elongation at break ( % ) |
400.0 |
| Hardness - Rockwell |
D50-55-Shore |
| Izod impact strength ( J m?? ) |
160.0 |
| Poisson's ratio |
0.460 |
| Tensile modulus ( GPa ) |
0.30 - 0.80 |
| Tensile strength ( MPa ) |
10.00 - 40.00 |
| Chemical Resistance(耐化学性) |
| Acids - concentrated |
Good |
| Acids - dilute |
Good |
| Alcohols |
Good |
| Alkalis |
Good |
| Aromatic hydrocarbons |
Good |
| Greases and Oils |
Good |
| Halogenated Hydrocarbons |
Good |
| Halogens |
Good |
| Ketones |
Good |
| Physical Properties(物理性质) |
| Density ( g cm?? ) |
2.200 |
| Flammability |
V-0 |
| Limiting oxygen index ( % ) |
95 |
| Radiation resistance |
Poor |
| Refractive index |
1.380 |
| Resistance to Ultra-violet |
Excellent |
| Water absorption - over 24 hours ( % ) |
0.010 |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10?? K?? ) |
100.000 - 160.000 |
| Heat-deflection temperature - 0.45MPa ( C ) |
120 |
| Heat-deflection temperature - 1.8MPa ( C ) |
54.0 |
| Lower working temperature ( C ) |
-260 |
| Specific heat ( J K?? kg?? ) |
1000.0 |
| Thermal conductivity ( W m?? K?? ) |
0.25 @23℃ |
| Upper working temperature ( C ) |
180 - 260 |
| Electrical Properties(电气特性) |
| Dielectric constant @1MHz |
2 - 2 |
| Dielectric strength ( kV mm?? ) |
50.0 - 170.0 |
| Dissipation factor @ 1MHz |
0.0003 - 0.0007 |
| Surface resistivity ( Ohm/sq ) |
10?? |
| Volume resistivity ( Ohmcm ) |
10??-10?? |
其他参数
公差
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