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High-Purity FeSi75 for Stable Composition Control
2️⃣Si 75% min, suitable for precision alloying and controlled metallurgical batching
3️⃣Low Al/Ca/C/P/S levels can be checked according to batch COA
4️⃣Lump, granule or custom size can be matched with your feeding method
5️⃣Stable batch supply, inspection documents and export packing support available
High-Purity FeSi75 Ferro Silicon Alloy
High-Purity FeSi75 Ferro Silicon Alloy is used when your production needs stable silicon content, low impurity control and repeatable alloy batching. With Si 75% min, this grade provides a concentrated silicon source for metallurgical composition adjustment, precision alloying and controlled furnace addition.
This page is not positioned as a general deoxidizer page. If your steel refining process needs final deoxidation control with 50–100mm lump material, a dedicated FeSi75 final deoxidation page is more suitable. This product page focuses on high-purity FeSi75 alloy material for plants that care more about stable composition, low impurity fluctuation and batch-to-batch consistency.
You may choose high-purity FeSi75 when your process needs accurate silicon addition in alloy production, precision casting material preparation, forging steel composition control or other metallurgical batching work. Before shipment, we help confirm Si, Al, Ca, C, P, S, particle size, fines condition, COA, MSDS, packing method and export documents according to your internal standard.
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High-Purity FeSi75 Ferro Silicon Alloy Specification
| Alloy Grade Parameter | 75% Min Ferrosilicon Alloy Standard & Stability Note |
|---|---|
| Product Name | High-Purity FeSi75 Ferro Silicon Alloy |
| Si | 75% Min - main silicon source for controlled alloy composition |
| Al | 1.5% Max / 2.0% Max - confirm by order according to process tolerance |
| Ca | 1.0% Max - lower Ca can be discussed for stricter alloy control |
| C | 0.15% Max / 0.20% Max - confirm according to application requirement |
| P | 0.04% Max - important for quality-sensitive metallurgical use |
| S | 0.02% Max - lower sulfur limit can be checked by order |
| Fe | Balance |
| Size | 10–50mm / 10–100mm / 50–100mm / Custom |
| Form | Lump / Granule / Screened Material |
| Batch Stability | Controlled by batch COA and production inspection |
| Application | Stable Composition Control, Precision Alloying, Metallurgical Batching |
| Packing | 1MT Jumbo Bag / Small Bags / Pallet Packing |
| Documents | COA, MSDS, Packing List, Commercial Invoice |
Actual values should follow the official batch COA. If your plant has special limits for Al, Ca, C, P, S or size distribution, please confirm them before order arrangement.
Typical Batch Reference
| Element / Item | Typical Value |
|---|---|
| Si | 75.68% |
| Al | 1.21% |
| Ca | 0.72% |
| C | 0.08% |
| P | 0.026% |
| S | 0.012% |
| Fe | Balance |
| Size | 10–50mm |
| Packing | 1MT Jumbo Bag |
Typical values are shown only as a reference example. Final acceptance should follow the actual COA of the delivered batch.
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CUSTOMER VISITS
FAQ
Q: What is high-purity FeSi75 ferro silicon alloy used for?
A: It is used for stable composition control, precision alloying, metallurgical batching and controlled silicon addition when your process needs Si 75% min with low impurity confirmation.
Q: What is the difference between high-purity FeSi75 and FeSi75 deoxidizer material?
A: High-purity FeSi75 focuses on stable composition control and low impurity fluctuation. FeSi75 deoxidizer material focuses more on final deoxidation control and steel refining use.
Q: What chemical values should be checked before ordering FeSi75 alloy?
A: You should check Si, Al, Ca, C, P and S by batch COA. If your process has stricter impurity limits, those limits should be confirmed before shipment.
Q: What size can be supplied for FeSi75 ferro silicon alloy?
A: Common sizes include 10–50mm, 10–100mm, 50–100mm and custom screened size. The suitable size depends on your feeding and batching method.
Q: Can FeSi75 alloy be supplied with stable batch quality for repeat orders?
A: Yes. Batch consistency can be reviewed through COA, material photos, production arrangement and shipment records according to order requirement.
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