Pure Iron Billets Supplier | High-Performance Foundry & Electromagnetic Grade

Beilun Metals delivers premium pure iron billets with ultra-low impurities, tailored for demanding industrial applications. Our Foundry-Grade and Electromagnetic-Grade products meet global standards for precision, durability, and efficiency.

Product Overview

Category	Foundry-Grade Pure Iron Billet	Electromagnetic-Grade Pure Iron Billet
Core Function	Structural casting & alloy production	High-frequency electromagnetic components
Key Advantage	Cost-effective, high thermal resistance	Superior permeability, minimal core loss
Form	Rectangular/round billets (10-500mm)	Customized slabs or rods (5-300mm)
Surface Finish	Mill scale, shot-blasted, or machined	Polished, oxide-free surface

In-Depth Technical Specifications

1. Foundry-Grade Pure Iron Billet

Composition & Properties

Parameter	Standard Range	Tolerance	Testing Method (ISO/ASTM)
Fe Content	99.85% - 99.93%	±0.02%	XRF Spectrometry (ISO 17025)
C	≤0.015%	±0.002%	Combustion Analysis (ASTM E1019)
S	≤0.008%	±0.001%	LECO Sulfur Detection
P	≤0.015%	±0.003%	ICP-OES (ASTM E1479)
Hardness (HBW)	65-80	±5	Brinell Hardness Test
Thermal Conductivity	75 W/m·K	-	Laser Flash Analysis

Mechanical Properties

Property	Value	Condition
Tensile Strength	220-260 MPa	As-cast
Yield Strength	180-210 MPa	Annealed at 850°C
Elongation (%)	25-35%	Cold-rolled

Applications

Engine blocks, pump housings

Tool & die manufacturing

Ferroalloy production

2. Electromagnetic-Grade Pure Iron Billet

Composition & Properties

Parameter	Standard Range	Tolerance	Testing Method (IEC/GB)
Fe Content	99.95% - 99.98%	±0.01%	GDMS Analysis (IEC 60404-8)
C	≤0.004%	±0.0005%	Infrared Absorption
O	≤0.003%	±0.0003%	Inert Gas Fusion
Si	≤0.01%	±0.002%	Wet Chemical Analysis
Permeability (μ)	8000-12,000 μH/m	±5%	Epstein Frame Test
Core Loss (W/kg)	≤1.2 @ 1.5T/50Hz	-	Single Sheet Tester (SST)

Electromagnetic Performance

Property	Value	Frequency Range
Saturation Flux Density	2.15 T	DC - 1 kHz
Coercivity (Hc)	≤70 A/m	50 Hz - 400 Hz
Resistivity	0.12 μΩ·m	20°C Ambient

Applications

MRI machine shielding cores

Electric vehicle motor laminations

Precision relays and sensors

Production Process Comparison

Stage	Foundry-Grade Process	Electromagnetic-Grade Process
Raw Material	High-purity iron ore + scrap	Electrolytic iron + vacuum-refined
Smelting	Electric arc furnace (EAF)	Vacuum induction melting (VIM)
Refining	Ladle furnace (LF) degassing	Electron beam floating zone (EBFZ)
Forming	Continuous casting + hot rolling	Directional solidification + cold roll
Quality Control	On-site spectro-lab	Third-party ISO 17025 certification

Why Choose Beilun Metals?

Service	Details
Customization	Adjust dimensions, composition, and surface treatment (e.g., anti-rust coating).
Certifications	ISO 9001, IATF 16949, REACH, RoHS, and material-specific ASTM A848/GB 6983.
Logistics	Global shipping with moisture-proof packaging; 24/7 shipment tracking.
Technical Support	Free metallurgical consultation + 12-month product performance warranty.

Environmental & Compliance Data

Metric	Foundry-Grade	Electromagnetic-Grade
Recyclability	100% recyclable	100% recyclable
CO2 Footprint	1.8 tCO2/ton	2.3 tCO2/ton
Waste Rate	≤0.5%	≤0.2%
Compliance	EU ELV Directive	Conflict Minerals Free

SEO-Optimized FAQ

Q: Can you supply material test certificates (MTC)?
A: Yes – Each batch includes MTC with chemical composition, mechanical properties, and electromagnetic parameters (if applicable).

Q: Do you provide JIS-grade pure iron billets?
A: We produce JIS C2504 and C2506 electromagnetic iron upon request.

Q: What's the minimum order quantity (MOQ)?
A: MOQ is 5 tons for standard grades; trial orders start at 500 kg.

Strategic Keywords Integration

Low-sulfur foundry iron billet manufacturer

Ultra-high permeability pure iron supplier

ISO-certified electromagnetic iron billets

Customizable pure iron billets for EV motors

Vacuum-refined iron billets with RoHS compliance

Specialized Pure Iron Billet Technical Parameters

1. Ultra-High Purity Iron Billet (Medical/Aerospace Grade)

Application: Medical implants, aerospace sensors, vacuum chamber components

Parameter	Specification	Testing Standard	Unique Feature
Purity (Fe)	≥ 99.995%	GDMS (ISO 17025)	Oxygen-controlled (<10 ppm)
Grain Size	ASTM 8-10	E112 Linear Intercept	Ultra-fine isotropic grains
Inclusion Rating	A1 (ASTM E45)	SEM-EDS Analysis	Non-metallic inclusions ≤0.001%
Vacuum Performance	Outgassing <1×10⁻⁹ Torr	ASTM E595	300°C bake-stable
Corrosion Resistance	Passivation Grade B	ASTM A967	Nitric acid passivation

2. High-Temperature Resistant Billet (Industrial Furnace Grade)

Application: Industrial furnace linings, heat exchanger cores

Parameter	Specification	Test Condition	Competitive Edge
Max Service Temp	1200°C (continuous)	Air atmosphere	Al₂O₃ surface coating optional
Creep Resistance	0.2% @ 1000°C/100h	ASTM E139	Nb micro-alloying (0.02-0.05%)
Thermal Expansion	12.5×10⁻⁶/K (20-800°C)	Dilatometry (ISO 11359)	Matched to refractory ceramics
Oxidation Rate	<0.1 g/m²·h @ 900°C	TGA (ISO 11358)	Pre-oxidized layer available
Hardness (HT)	150-180 HV	Vickers @ 500°C	Retains 85% room-temp strength

3. Corrosion-Resistant Pure Iron Billet (Marine Engineering Grade)

Application: Offshore platforms, desalination valves

Parameter	Specification	Validation Method	Anti-Corrosion Tech
Salt Spray Test	>1000h (NSS)	ISO 9227	Electropolishing + phosphate coating
Cl⁻ Tolerance	≤500 ppm	Potentiostatic Polarization	Micro-alloyed with Mo (0.1-0.3%)
Pitting Potential	>+350 mV	ASTM G61	Surface nanocrystallization (grain <100nm)
Cathodic Protection	Compatible	DNV-RP-B401	Pre-installed sacrificial anode slots
Hydrogen Embrittlement	No cracking @ 90% YS	ISO 7539-6	Controlled H content <1 ppm

4. Soft Magnetic Composite Billet (Frequency Conversion Motor Cores)

Application: High-efficiency EV motors, 5G base station cores

Parameter	Specification	Frequency Range	Core Innovation
Core Loss	0.8 W/kg @ 1T/10kHz	50Hz-100kHz	Insulating SiO₂ coating (3-5μm)
Permeability (μ)	15,000 (DC)	IEC 60404-8	Lamination density ≥7.6 g/cm³
Eddy Current Loss	<5% of total loss	3D FEM Simulation	Powder metallurgy + isostatic pressing
Coercivity (Hc)	≤30 A/m	Hysteresisgraph	Ultra-low oxygen (<0.001%)
Temperature Stability	±2% μ variation (-40°C~+150°C)	Thermal Cycling Test	Silicone impregnation curing

Differentiated Technical Highlights

Product Series	Exclusive Process	Unique Advantage	Industry Certifications
Ultra-High Purity	Zone Refining	Biocompatibility for implants (ISO 5832-2)	FDA 510(k) Medical Device Filing
High-Temp Resistant	Reactive Plasma Spraying (Al₂O₃)	Thermal expansion mismatch <3% vs. SiC refractories	ASME BPVC Section II
Corrosion-Resistant	Electrochemical Nanocrystallization (ECAP)	2x higher pitting resistance than 316L stainless steel	NORSOK M-650 (Marine Standard)
Soft Magnetic	Gas-atomized powder + Insulation coating	60% lower high-frequency loss vs. silicon steel	IATF 16949 (Automotive)