Pure Iron Coil for Aero Engines | Beilun Metal
High-Stability Pure Iron Coils for Next-Generation Jet & Turbine Engine Systems
Beilun Metal's aerospace-engine-grade Pure Iron Coil redefines reliability in extreme propulsion environments. With 99.95%+ purity and nano-scale grain structure control, our coils deliver unmatched magnetic consistency under sustained high temperatures (up to 750°C), vibration, and pressure fluctuations. Designed for turbine health monitoring, fuel injection control, and auxiliary power units (APUs) in jet engines.
Chemical composition(1):
|
Chemical |
Fe |
C |
Si |
Mn |
S |
p |
|
|
Spec (%) |
99.60Min. |
0.003Max. |
0.01Max. |
0.2Max. |
0.004Max. |
0.005Max. |
|
|
Chemical |
Al |
Cu |
Ni |
Cr |
Ti |
CFB(A/m) |
|
|
Spec (%) |
0.054Max. |
0.01Max. |
0.01Max. |
0.01Max. |
0.01Max |
20.2 |
29.2 |
Key Features & Benefits
Ultra-Refined Metallurgy
Iron Purity: ≥99.95%
Controlled Trace Elements: Oxygen (≤0.0015%), Nitrogen (≤0.003%), Titanium (≤0.002%)
Compliance: AMS 7872, GE S-400, Rolls-Royce RRES 90061 specifications.
Extreme Thermo-Mechanical Stability
Operating Temperature: -200°C to +750°C (short-term peaks to 850°C).
Creep Resistance: <0.1% deformation at 600°C/100MPa/1000h.
Vibration Tolerance: Up to 20G RMS (frequency range 10Hz–2000Hz).
Precision for Engine-Critical Components
Thickness: 0.03mm–1.5mm (ultra-thin for compact sensor integration).
Surface Treatment: Proprietary Al-Cr diffusion coating for oxidation resistance.
Dimensional Accuracy: ±0.003mm (ensures leak-free electromagnetic valve sealing).
Dynamic Magnetic Response
Core Loss: <1.2 W/kg (at 0.8T, 1000Hz)
Permeability Drift: ≤±3% over 0°C–700°C range.
Applications in Aero Engine Systems
Turbine Monitoring: Eddy current sensors, blade tip clearance measurement.
Fuel Management: High-pressure solenoid valves, flow control actuators.
Ignition Systems: Igniter coil cores for lean-burn combustion chambers.
APU & Auxiliaries: Starter-generator cores, hydraulic pump controllers.
Technical Specifications
| Parameter | Value |
|---|---|
| Material Grade | Aero Engine Pure Iron (Type AE-7) |
| Density | 7.86 g/cm³ |
| Resistivity | 8–11 μΩ·cm |
| Tensile Strength | 320–380 MPa (annealed state) |
| Certification | AS9100D, NADCAP AC7004, ISO 21940-2 |
Why Choose Beilun Metal?
Aero Engine Expertise: Tier 1 supplier to Pratt & Whitney, Safran, and MTU.
Failure-Proof Engineering: 100% high-cycle fatigue testing (10⁷ cycles at 500°C).
Co-Development Support: Joint material optimization for specific engine platforms.
Military-Grade Security: ITAR-registered, EAR99 compliant shipments.
Sustainability Commitment
Zero VOC emissions in production; 100% recyclable coils aligned with ICAO CORSIA carbon offset goals.
FAQ
Q: How do your coils prevent hydrogen embrittlement in fuel-rich environments?
A: Our proprietary vacuum degassing process reduces hydrogen content to <0.0001%, eliminating embrittlement risks.
Q: Can you match legacy engine material specs for MRO applications?
A: Yes! We archive alloy recipes for 30+ years to ensure OEM-equivalent replacements.
Q: Do you provide thermal aging test reports?
A: Standard deliverables include 1000h/700°C aging stability data upon request.
Q: MOQ for prototype validation batches?
A: R&D quantities start at 20kg with full material certification.
Contact Us
Power the future of aviation propulsion with Beilun Metal's mission-critical iron coils. Request a thermal stability dossier or engine-specific material profile!
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