材料 >> 聚合物材料
聚氯乙烯,未塑化,棒, UPVC, Grey, 25mm直径
产品介绍 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 |
产品参数 | 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⁻¹ ) | 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⁻³ ) | 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 ( x10⁻⁶ K⁻¹ ) | 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⁻¹ kg⁻¹ ) | 1000.0 - 1500.0 | | Thermal conductivity ( W m⁻¹ K⁻¹ ) | 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⁻¹ ) | 14.0 | | Dissipation factor @ 1kHz | 0.0250 | | Volume resistivity ( Ohmcm ) | 10¹⁶ |
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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