聚四氟乙烯,膜, PTFE, 0.025mm厚
关注：2384
品牌：Goodfellow
产地：英国
| 订货号 | 包装规格 |
| Coil | |
| 736-512-60 | 305mm x 0.5m |
| 064-086-59 | 305mm x 1m |
| 010-818-53 | 305mm x 2m |
| 834-983-38 | 305mm x 5m |
| Sizes | |
| 802-438-50 | 100mm x 100mm |
| 304-815-12 | 150mm x 150mm |
| 101-892-12 | 300mm x 300mm |
产品参数
| Coil Width[卷材宽度] | 305mm |
| Thickness[厚度] | 0.025mm |
| Transparency[透明度] | Transparent |
| Mechanical Properties(机械性能) | |
| Coefficient of friction | 0.05 - 0.20 |
| Elongation at break ( % ) | 400.0 |
| Hardness - Rockwell | D50-55-Shore |
| Izod impact strength ( J m⁻¹ ) | 160.0 |
| Poisson's ratio | 0.460 |
| Tensile modulus ( GPa ) | 0.30 - 0.80 |
| Tensile strength ( MPa ) | 10.00 - 40.00 |
| Chemical Resistance(耐化学性) | |
| Acids - concentrated | Good |
| Acids - dilute | Good |
| Alcohols | Good |
| Alkalis | Good |
| Aromatic hydrocarbons | Good |
| Greases and Oils | Good |
| Halogenated Hydrocarbons | Good |
| Halogens | Good |
| Ketones | Good |
| Physical Properties(物理性质) | |
| Density ( g cm⁻³ ) | 2.200 |
| Flammability | V-0 |
| Limiting oxygen index ( % ) | 95 |
| Radiation resistance | Poor |
| Refractive index | 1.380 |
| Resistance to Ultra-violet | Excellent |
| Water absorption - over 24 hours ( % ) | 0.010 |
| Thermal Properties(热性能) | |
| Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 100.000 - 160.000 |
| Heat-deflection temperature - 0.45MPa ( C ) | 120 |
| Heat-deflection temperature - 1.8MPa ( C ) | 54.0 |
| Lower working temperature ( C ) | -260 |
| Specific heat ( J K⁻¹ kg⁻¹ ) | 1000.0 |
| Thermal conductivity ( W m⁻¹ K⁻¹ ) | 0.25 @23℃ |
| Upper working temperature ( C ) | 180 - 260 |
| Electrical Properties(电气特性) | |
| Dielectric constant @1MHz | 2 - 2 |
| Dielectric strength ( kV mm⁻¹ ) | 50.0 - 170.0 |
| Dissipation factor @ 1MHz | 0.0003 - 0.0007 |
| Surface resistivity ( Ohm/sq ) | 10¹⁷ |
| Volume resistivity ( Ohmcm ) | 10¹⁸-10¹⁹ |
其他参数
公差
| 直径 | <100mm | ±1mm |
|---|---|---|
| ≥100mm | +2% / -1% | |
| 厚度 | ±20% | |
| 长度 1 | <100mm | ±1mm |
| ≥100mm | +2% / -1% | |
| 长度 2 | <100mm | ±1mm |
| ≥100mm | +2% / -1% |
产品发布日期：2026.01.24
Goodfellow（顾特服）