Ferro Silicon Aluminum
Ferro Silicon Aluminum
3525 (1)-

Ferro Silicon Aluminum

I grabbed a few pieces from the workshop and had a close look at them. They have a blackish-gray surface with bubbly pores. Silicon-aluminum-iron alloy is a deoxidizer used in steel production.

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Product Introduction

Product Overview

Ferro Silicon Aluminum (FeSiAl) is a ferroalloy composed mainly of silicon and aluminum, used as a deoxidizer, reducing agent, and alloy additive in steelmaking and foundry processes.

Available Forms & Sizes

Lump: 10–50 mm, 10–100 mm, 50–100 mm

Granule: 1–3 mm, 3–8 mm, 5–15 mm

Powder: 0–1 mm, 0–3 mm, 0–5 mm

Typical chemical grades:

Si: 45–65%
Al: 15–35%
C: ≤ 0.5%
P: ≤ 0.05%
S: ≤ 0.05%

Custom particle size distribution available according to process requirements

Custom chemistry adjustment available within practical production ranges

Applications

Steelmaking Deoxidation

Used as a compound deoxidizer in carbon steel and alloy steel production. Helps reduce oxygen content and improve molten steel cleanliness.

Secondary Metallurgy

Applied during ladle refining processes to support inclusion control and improve metallurgical stability.

Foundry Industry

Added during metal processing as a reducing and alloying material to support stable casting performance.

Special Alloy Production

Used in selected alloy manufacturing processes where silicon and aluminum addition is required simultaneously.

Quality Assurance

Raw material inspection

Chemical composition verification of incoming materials
Supplier batch traceability control

Production process inspection

Furnace process parameter monitoring
Particle size screening inspection
Batch identification and production records

Finished product testing

Chemical analysis: Si, Al, C, P, S content
Particle size analysis: sieve distribution testing
Moisture content testing
Visual inspection: contamination and foreign material check

Testing methods and standards

XRF (X-ray Fluorescence) analysis
Spectrometer analysis
Sieve analysis according to applicable standards
ISO 9001 quality management system
Mill Test Certificate (MTC) available for each shipment batch

Packaging & Shipment

Standard packaging: 1 MT jumbo bags or 25 kg bags + jumbo bag
Moisture protection: inner PE liner available if required
Private labeling: customized bag marking supported
Container loading: approximately 20–27 MT per 20GP, depending on product density and packaging type
Trade terms: FOB, CFR, CIF, EXW
Documents: Commercial Invoice, Packing List, COA, MTC, Certificate of Origin if required
Typical lead time: 7–20 working days after order confirmation
Partial shipment and mixed loading available upon request

FAQ

1. What impurities are typically controlled?

The main controlled impurities include carbon (C), phosphorus (P), sulfur (S), and moisture content.

2. How should Ferro Silicon Aluminum be stored?

Store in a dry and ventilated environment, avoid direct moisture exposure, and keep packaging sealed before use.

3. What information is needed for quotation?

Buyers usually provide required grade, particle size, quantity, packaging type, destination port, and trade terms.

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