FeCrAl Conductive Sintered Metal Fiber 8-40μm with High Electrical Resistance for Automotive GPF & High-Temp Filters
FeCrAl conductive sintered metal fiber is manufactured from iron-chromium-aluminum alloy wire using advanced bundle drawing technology, producing fibers with diameters ranging from 8 μm to 40 μm. This specialized electrothermal alloy offers exceptional electrical resistance properties combined with superior high-temperature performance.
- High electrical resistance for efficient heating applications
- Low temperature coefficient ensuring stable performance
- Extended service life with superior durability
- High surface load capacity for demanding applications
- Excellent oxidation resistance in high-temperature environments
- Superior temperature tolerance exceeding stainless steel capabilities
This conductive sintered metal fiber serves as essential raw material for:
- Automotive exhaust gas purifiers (GPF systems)
- High-temperature industrial filter felts
- Advanced burner systems and heating elements
- Accident-tolerant fuel (ATF) cladding materials in nuclear applications
| Diameter (μm) | Strength Level | Filament (F) | Strength (cn) | Elongation Rate (%) | Weight/meter (g/m) |
|---|---|---|---|---|---|
| 8 | HS | 1700 | ≥4.5 | ≥0.95 | 0.55-0.65 |
| 8 | MS | 1700 | ≥3.0 | ≥0.75 | 0.50-0.70 |
| 12 | HS | 1700 | ≥12.0 | ≥1.0 | 1.3-1.5 |
| 12 | MS | 1700 | ≥9.0 | ≥0.8 | 1.2-1.6 |
| 22 | HS | 1700 | ≥50.0 | ≥1.20 | 4.4-5.0 |
| 22 | MS | 1700 | ≥30.0 | ≥1.00 | 4.2-5.2 |
| 12 | HS | 100×2 | ≥19.0 | ≥1.1 | 0.14-0.18 |
FeCrAl alloy composition includes 10-13 wt.% chromium and 5-6 wt.% aluminum for enhanced surface protection at both service temperatures and elevated accident-case scenarios. Additional alloying elements such as molybdenum (Mo) and niobium (Nb) are incorporated to improve mechanical strength and control microstructural properties.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.