超高温低损耗二氧化硅陶瓷绝缘射频同轴电
超高温漆包线,微细耐火线,超高温电磁绕
Property | Test method | Conditions | Value |
Physical and Mechanical | |||
Cont. service temp. | IEC 60216 | 20000h | 190°C |
Density | ASTM D792 | 1.3 g/cm³ | |
Elongation at break | ASTM D638 | 23°C | 150% |
Flexural modulus | ISO R178 | 120°C | 4 GPa |
Flexural modulus | ISO R178 | 23°C | 4.1 GPa |
Flexural modulus | ISO R178 | 250°C | 0.3 GPa |
Hardness shore | ASTM D2240 | 85D | |
Radiation resistance | IEC 60544 | >10^7 Gy | |
Temperature range | -60°C to 200°C | ||
Tensile strength at break | ASTM D638 | 23°C | 100 MPa |
Tensile strength at break | ASTM D638 | 250°C | 12 MPa |
Water absorption | ASTM D570 | 0.50% | |
Electrical | |||
Dielectric constant | ASTM D150 | 0.1kHz/ 10MHz | 3.2/ 3.2 |
Dissipation factor | ASTM D150 | 0.1kHz/ 10MHz | 0.001/ 0.003 |
Volume resistivity | ASTM D150 | 10^16 ohm·cm | |
Volume resistivity | ASTM D257 | 10^16 ohm·cm | |
Flammability | |||
Combustion corrosivity | DIN 57472-813 | pH 3.8/ 70uS/cm | |
Flammability | UL 94 | 1.45 mm | V-0 |
Oxygen index | ASTM D2863 | 35% | |
Smoke index | Def St 61-12 part 18/2 | per m wire | < 1 |
Temperature index | NES 715 | 325°C | |
Toxicity index | Def St 61-12 part 18/2 | per m wire | 0.07 |
Chemical | |||
Acids | excellent |
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Bases | excellent | ||
Fuels | excellent |
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Oils | excellent |
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