This page explains how High-Purity Ferrosilicon Alloy is classified within Basic Metal Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.
High-purity ferrosilicon is a critical deoxidizing and alloying agent in steel production, manufactured through carbothermic reduction of quartz and iron ore in submerged arc furnaces.
Technical details and manufacturing context for High-Purity Ferrosilicon Alloy
| Parameter | Typical range | Notes & selection driver |
|---|---|---|
| Silicon ContentRequired | 72–80 % | Primary alloying element percentage by weightGB/T 2272 |
| Iron ContentRequired | 20–28 % | Balance iron percentage in alloy composition |
| Carbon ContentRequired | ≤0.1 % | Maximum carbon impurity level |
| Aluminum ContentRequired | ≤0.5 ppm | Maximum aluminum impurity concentration |
| Particle Size DistributionRequired | 10–100 mm | Standard sizing range for industrial applicationGB/T 2272 |
| Bulk Density | 2.8–3.2 g/cm³ | Apparent density for handling and storage calculations |
| Melting Point | 1200–1250 °C | Typical range for ferrosilicon |
| Density | 5.1–5.6 g/cm³ | Solid density |
| Electrical Resistivity | 50–70 μΩ·cm | Relevant for furnace applications |
| Tensile Strength | 150–250 MPa | For lump handling |
| Hardness | 400–500 HV | Abrasive nature |
| Moisture Content | ≤0.5 % | Max for storage stability |
| Sulfur Content | ≤0.02 % | Low sulfur for steel quality |
| Phosphorus Content | ≤0.04 % | Low phosphorus for steel quality |
Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.
Commonly used trade names and technical identifiers for High-Purity Ferrosilicon Alloy.
| pressure: | Atmospheric to 1.5 bar (standard ladle treatment conditions) |
| other spec: | Silicon content: 65-90%, Particle size: 10-100mm, Slurry concentration: Not applicable (solid addition) |
| temperature: | Up to 1600°C (melting point dependent on silicon content) |
Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.
Quoted from the published standard.
Manufacturer profiles associated with High-Purity Ferrosilicon Alloy.
Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.
A practical evidence checklist for RFQ preparation and supplier evaluation.
CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.
The typical silicon content is 72–80% by weight, as listed in the reference parameters. Always confirm the exact value with the supplier for the specific batch.
It is used as a deoxidizer and alloying agent in steel production, and as a nucleating agent in ductile iron foundries to promote graphite nodule formation.
The reference standard is GB/T 2272, which covers ferrosilicon. However, compliance should be verified with the manufacturer or supplier for the specific product.
Store in a dry environment to prevent moisture absorption, as moisture content should be ≤0.5%. Avoid contamination and follow supplier handling guidelines.
Editorial classification, named public sources where available, and source-reviewed manufacturer records.
Ask for use case, specification boundaries, supplier type, and RFQ preparation information for this product.
Compare manufacturer profiles with relevant product and process capability.