These tubes have been biaxially oriented by a process developed by IRC, Leeds University and have axial and hoop strengths which are significantly higher than those of isotropic material.
| 订货号 |
包装规格 |
| Length (Round) |
| 604-092-78 |
100mm |
| 511-595-51 |
200mm |
| 949-443-25 |
500mm |
| 680-403-34 |
1000mm |
半岛bd体育手机客户端 参数
| Colour[颜色] |
Grey |
| Inside Diameter[内部直径] |
42mm |
| Length[长度] |
100mm - 1000mm |
| Outside Diameter[外部直径] |
48mm |
| Structure[结构] |
Biaxially Oriented Tube |
| Wall Thickness[壁厚] |
3mm |
| Mechanical Properties(机械性能) |
| Elongation at break ( % ) |
60.0 |
| Hardness - Rockwell |
R106-120 |
| Izod impact strength ( J m?? ) |
20.0 - 1000.0 |
| Tensile modulus ( GPa ) |
2.50 - 4.00 |
| Tensile strength ( MPa ) |
25.00 - 70.00 |
| Chemical Resistance(耐化学性) |
| Acids - concentrated |
Good-Poor |
| Acids - dilute |
Good |
| Alcohols |
Good |
| Alkalis |
Good |
| Aromatic hydrocarbons |
Poor |
| Greases and Oils |
Good |
| Halogenated Hydrocarbons |
Fair-Poor |
| Halogens |
Fair |
| Ketones |
Poor |
| Physical Properties(物理性质) |
| Density ( g cm?? ) |
1.400 |
| Flammability |
V-0 |
| Limiting oxygen index ( % ) |
42 |
| Radiation resistance |
Fair |
| Refractive index |
1.540 |
| Resistance to Ultra-violet |
Good |
| Water absorption - over 24 hours ( % ) |
0.030 - 0.400 |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10?? K?? ) |
75.000 - 100.000 |
| Heat-deflection temperature - 0.45MPa ( C ) |
70 |
| Heat-deflection temperature - 1.8MPa ( C ) |
67.0 |
| Lower working temperature ( C ) |
-30 |
| Specific heat ( J K?? kg?? ) |
1000.0 - 1500.0 |
| Thermal conductivity ( W m?? K?? ) |
0.12 - 0.25 @23℃ |
| Upper working temperature ( C ) |
50 - 75 |
| Electrical Properties(电气特性) |
| Dielectric constant @1MHz |
3 - 3 |
| Dielectric strength ( kV mm?? ) |
14.0 |
| Dissipation factor @ 1kHz |
0.0250 |
| Volume resistivity ( Ohmcm ) |
10?? |
其他参数
公差
| 外部直径 |
≤2mm |
±0.05mm |
| 聚合物 |
±10% |
| 陶瓷 |
±10% |
|
| ≤5mm |
±0.1mm |
| 聚合物 |
±10% |
| 陶瓷 |
±10% |
|
| >5mm |
±5% |
| 聚合物 |
±10% |
| 陶瓷 |
±10% |
|
| 壁厚 |
|
±10% |
| 聚合物 |
±20% |
| 陶瓷 |
±20% |
|
| 长度 |
<100mm |
±1mm |
| ≥100mm |
+5% / -1% |
