FeSi 75% Ferro Silicon Lump
Product Overview
FeSi 75% Lump is the most widely used deoxidizer and alloy additive in steelmaking. Produced from high-grade quartz sand and coke via submerged arc furnace, our product features stable composition, regular lump size, and minimal fines - ideal for automatic feeding systems. Unlike unstable small-factory products, we guarantee SiO₂+Al₂O₃ <1.5% per batch to ensure your process consistency.
Chemical Composition
|
Element |
Standard Range (%) |
Our Guaranteed Value (%) |
|---|---|---|
|
Si |
74–78 |
75±1 |
|
Al |
≤1.5 |
≤1.2 |
|
C |
≤0.2 |
≤0.15 |
|
P |
≤0.04 |
≤0.03 |
|
S |
≤0.02 |
≤0.015 |
Available Sizes
Standard Lump: 10–50mm (most common, suitable for blast furnace/BOF feeding)
Large Lump: 50–100mm (ideal for EAF, large ladles)
Small Lump: 3–10mm (for small foundries or cored wire feedstock)
Customizable: Adjust size distribution per client's feeding equipment (e.g., remove <3mm fines)

Key Advantages
Stable Si content ±1%, no false labeling
Uniform lump size, minimal fines - reduces dust & loss
3000 MT/month capacity, long-term stable supply, zero stockout risk
Flexible shipping: bulk cargo or container (palletized)
Price 5%-8% below market average, transparent pricing
MTC + optional SGS inspection per batch
Packaging, Shipping & Certifications
Packaging: 1MT moisture-proof jumbo bags (inner PE lining), palletized optional; or bare bulk per client request.
Shipping: FOB Tianjin/Qingdao/Shanghai; LCL/FCL available; Air freight for urgent small orders.
Certifications: ISO 9001:2015; MTC per batch; SGS/BV inspection supported.
MOQ: 20 MT (bulk can be negotiated to 10 MT)
Payment: T/T 30% deposit, 70% against B/L; or L/C at sight

Company Strength
Anyang Mingrui Silicon Industry Co., Ltd. is located in Anyang, Henan - China's ferroalloy industrial heartland - with 15 years of smelting and export experience. Covering 80 acres, our plant equips 5 modern submerged arc furnaces with annual capacity exceeding 30,000 MT. We maintain a full-process QC system from raw material to finished goods, with an independent lab and dedicated inspectors. Products exported to Southeast Asia, Middle East, Africa, South America. Long-term partner to several international traders.

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