DuPont™, Nomex® are registered trademarks of E.I. du Pont de Nemours and Company.
| 订货号 | 包装规格 |
| Sizes |
| 570-683-10 | 150mm x 150mm |
| 335-396-65 | 300mm x 300mm |
产品参数
| Description[描述] | Contains 50% Mica By Weight |
| Thickness[厚度] | 0.36mm |
| Type[类型] | DuPont™ Nomex® T418 |
| Physical Properties(物理性质) |
| Density ( g cm⁻³ ) | 1.380 |
| Limiting oxygen index ( % ) | 29 |
| Radiation resistance | Good |
| Water absorption - equilibrium ( % ) | 9.00 |
| Water absorption - over 24 hours ( % ) | 0.080 |
| Chemical Resistance(耐化学性) |
| Acids - concentrated | Poor |
| Acids - dilute | Good-Fair |
| Alcohols | Good |
| Alkalis | Good-Poor |
| Aromatic hydrocarbons | Good |
| Greases and Oils | Good |
| Halogenated Hydrocarbons | Good |
| Ketones | Good |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 20.000 |
| Heat-deflection temperature - 1.8MPa ( C ) | 149.0 |
| Specific heat ( J K⁻¹ kg⁻¹ ) | 1200.0 |
| Thermal conductivity ( W m⁻¹ K⁻¹ ) | 0.13 @23℃ |
| Upper working temperature ( C ) | 200 - 300 |
| Mechanical Properties(机械性能) |
| Elongation at break ( % ) | < 9.0 |
| Izod impact strength ( J m⁻¹ ) | 533.0 unnotched |
| Tensile strength ( MPa ) | 1800.00 - 3900.00 |
| Electrical Properties(电气特性) |
| Dielectric constant @1kHz | 2.30 |
| Dielectric strength ( kV mm⁻¹ ) | 32.0 |
| Volume resistivity ( Ohmcm ) | 6x10¹⁶ |
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% |
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