材料 >> 聚合物材料
聚氯乙烯,未塑化,棒, UPVC, Grey, 25mm直径
半岛bd体育手机客户端 介绍
The colour of this material may vary significantly between batches.
订货号 |
包装规格 |
Length (Round) |
461-608-83 |
250 mm |
258-217-61 |
500 mm |
277-207-61 |
1000 mm |
半岛bd体育手机客户端 参数
Colour[颜色] |
Grey |
Diameter[直径] |
25mm |
Length[长度] |
250 mm - 1000 mm |
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
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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