材料 >> 聚合物材料
聚甲基戊烯,棒, TPX, Natural, 33mm直径
产品介绍 | 订货号 | 包装规格 | | Length (Round) | | 723-619-42 | 50 mm | | 610-422-61 | 100 mm | | 474-706-20 | 200 mm | | 197-408-43 | 500 mm | | 278-134-38 | 1000 mm |
产品参数 | Colour[颜色] | Natural | | Diameter[直径] | 33mm | | Grade[等级] | RT18 | | Length[长度] | 50 mm - 1000 mm | | Physical Properties(物理性质) | | Density ( g cm⁻³ ) | 0.835 | | Flammability | HB | | Limiting oxygen index ( % ) | 17 | | Refractive index | 1.463 | | Resistance to Ultra-violet | Poor | | Water absorption - over 24 hours ( % ) | 0.010 | | Thermal Properties(热性能) | | Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 117.000 | | Heat-deflection temperature - 0.45MPa ( C ) | 100 | | Heat-deflection temperature - 1.8MPa ( C ) | 40.0 | | Lower working temperature ( C ) | -20 - -40 | | Specific heat ( J K⁻¹ kg⁻¹ ) | 2000.0 | | Thermal conductivity ( W m⁻¹ K⁻¹ ) | 0.17 @23℃ | | Upper working temperature ( C ) | 75 - 115 | | Chemical Resistance(耐化学性) | | Acids - concentrated | Good-Fair | | Acids - dilute | Good | | Alcohols | Good | | Alkalis | Good | | Aromatic hydrocarbons | Fair-Poor | | Greases and Oils | Good-Fair | | Halogenated Hydrocarbons | Fair-Poor | | Halogens | Fair-Poor | | Ketones | Good-Fair | | Electrical Properties(电气特性) | | Dielectric constant @1MHz | 2 | | Dissipation factor @ 1kHz | 0.0002 | | Volume resistivity ( Ohmcm ) | >10¹⁶ | | Mechanical Properties(机械性能) | | Elongation at break ( % ) | 15.0 | | Hardness - Rockwell | R85 | | Izod impact strength ( J m⁻¹ ) | 49.0 | | Tensile modulus ( GPa ) | 1.50 | | Tensile strength ( MPa ) | 25.50 |
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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