四氟乙烯,全氟(烷氧基乙烯醚)共聚物,棒, PFA, 9.5mm直径
产品介绍
| 订货号 | 包装规格 | | Length (Round) | | 297-762-14 | 300 mm | | 241-806-34 | 600 mm | | 412-384-46 | 900 mm | | 496-267-04 | 1800 mm |
产品参数 | Diameter[直径] | 9.5mm | | Length[长度] | 300 mm - 1800 mm | | Chemical Resistance(耐化学性) | | Acids - concentrated | Excellent | | Acids - dilute | Excellent | | Alcohols | Excellent | | Alkalis | Excellent | | Aromatic hydrocarbons | Excellent | | Greases and Oils | Excellent | | Halogens | Excellent | | Ketones | Excellent | | Thermal Properties(热性能) | | Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 76.000 - 78.000 | | Heat-deflection temperature - 0.45MPa ( C ) | 63 - 80 | | Heat-deflection temperature - 1.8MPa ( C ) | 48.0 - 50.0 | | Thermal conductivity ( W m⁻¹ K⁻¹ ) | 0.19 | | Upper working temperature ( C ) | 260 | | Electrical Properties(电气特性) | | Dielectric constant @1MHz | 2 - 2 | | Dielectric constant @1kHz | 2.05 - 2.06 | | Dissipation factor @ 1MHz | 0.0008 | | Dissipation factor @ 1kHz | 0.0001 - 0.0002 | | Physical Properties(物理性质) | | Density ( g cm⁻³ ) | 2.150 | | Flammability | V-0 | | Limiting oxygen index ( % ) | > 95 % | | Refractive index | 1.350 | | Water absorption ( % ) | < 0.03 | | Mechanical Properties(机械性能) | | Elongation at break ( % ) | 300.0 | | Tensile strength ( MPa ) | 25.00 |
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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