材料 >> 聚合物材料
聚乙烯, U.H.M.W.,片, UHMW PE, Natural, 10mm厚
半岛bd体育手机客户端 介绍
订货号 |
包装规格 |
Sizes |
174-584-98 |
100mm x 100mm |
823-120-40 |
150mm x 150mm |
890-061-93 |
300mm x 300mm |
半岛bd体育手机客户端 参数
Colour[颜色] |
Natural |
Thickness[厚度] |
10mm |
Electrical Properties(电气特性) |
Dielectric constant @1MHz |
2 |
Dielectric strength ( kV mm?? ) |
28.0 |
Dissipation factor @ 1MHz |
1.0000 - 10.0000 x 10?? |
Surface resistivity ( Ohm/sq ) |
10?? |
Volume resistivity ( Ohmcm ) |
10?? |
Thermal Properties(热性能) |
Coefficient of thermal expansion ( x10?? K?? ) |
130.000 - 200.000 |
Heat-deflection temperature - 0.45MPa ( C ) |
69 |
Heat-deflection temperature - 1.8MPa ( C ) |
42.0 |
Specific heat ( J K?? kg?? ) |
1900.0 |
Thermal conductivity ( W m?? K?? ) |
0.42 - 0.51 @23℃ |
Upper working temperature ( C ) |
55 - 95 |
Chemical Resistance(耐化学性) |
Acids - concentrated |
Good-Fair |
Acids - dilute |
Good |
Alcohols |
Good |
Alkalis |
Good |
Aromatic hydrocarbons |
Fair |
Greases and Oils |
Good-Fair |
Halogenated Hydrocarbons |
Fair-Poor |
Halogens |
Fair-Poor |
Ketones |
Good-Fair |
Physical Properties(物理性质) |
Density ( g cm?? ) |
0.940 |
Flammability |
HB |
Limiting oxygen index ( % ) |
17 |
Radiation resistance |
Fair |
Resistance to Ultra-violet |
Poor |
Water absorption - over 24 hours ( % ) |
< 0.010 |
Mechanical Properties(机械性能) |
Coefficient of friction |
0.10 - 0.20 |
Elongation at break ( % ) |
500.0 |
Hardness - Rockwell |
R50-70 |
Izod impact strength ( J m?? ) |
> 1000.0 |
Poisson's ratio |
0.460 |
Tensile modulus ( GPa ) |
0.20 - 1.20 |
Tensile strength ( MPa ) |
20.00 - 40.00 |
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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