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Ferro Silicon 72
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Shape: Lump Powder Particles
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Chemical Composition:Si Fe Al Ca Mn Cr P S C
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Size:0~1mm 1~3mm 10mm~50mm 10~60mm 10~100mm .etc
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Package: Ton bag or customized according to customer requirements
Ferrosilicon is an ferro alloy that is commonly used as a deoxidizer and alloying additive in steel production. The grade of ferrosilicon is usually named according to the silicon content and carbon content, such as FeSi 72, where FeSi represents the chemical symbol of ferrosilicon and 72 represents the silicon content of ferrosilicon is 72%. Different manufacturers may have different grades, but ferrosilicon 72% usually refers to a ferrosilicon alloy containing 72% silicon. This ferrosilicon alloy has good deoxidation and alloying effects in steel smelting, and can improve the performance and quality of steel. In practical applications, it is necessary to select the appropriate ferrosilicon grade according to the specific process requirements and steel ingredients.

chemical composition
Grade |
Chemical Composition(mass fraction)% | |||||||
| Si | Al | Ca | Mn | Cr | P | S | C | |
|
≥ |
≤ | |||||||
| FeSi90Al1.5 | 87.0~95.0 | 1.5 | 1.5 | 0.4 | 0.2 | 0.04 | 0.02 | 0.2 |
| FeSi9oAl3.0 | 87.0~95.0 | 3 | 1.5 | 0.4 | 0.2 | 0.04 | 0.02 | 0.2 |
| FeSi75Al0.5-A | 74.0~80.0 | 0.5 | 1 | 0.4 | I0.3 | 0.035 | 0.02 | 0.1 |
| FeSi75Al0.5-B | 72.0~80.0 | 0.5 | 1 | 0.5 | 0.5 | 0.04 | 0.02 | 0.2 |
| FeSi75Al1.0-A | 74.0~80.0 | 1 | 1 | 0.4 | 0.3 | 0.035 | 0.02 | 0.1 |
| FeSi75Al1.0-B | 72.0~80.0 | 1 | 1 | 0.5 | 0.5 | 0.04 | 0.02 | 0.2 |
| FeSi75Al1.5-A | 74.0-80.0 | 1.5 | 1 | 0.4 | 0.3 | 0.035 | 0.02 | 0.1 |
| FeSi75Al1.5-B | 72.0~80.0 | 1.5 | 1 | 0.5 | 0.5 | 0.04 | 0.02 | 0.2 |
| FeSi75Al2.0-A | 74.0~80.0 | 2 | 1 | 0.4 | 0.3 | 0.035 | 0.02 | 0.1 |
| FeSi75Al2.0-B | 72.0~80.0 | 2 | 0.5 | 0.5 | 0.04 | 0.02 | 0.2 | |
| FeSi75-A | 74.0~80.0 | 0.4 | 0.3 | 0.035 | 0.02 | 0.1 | ||
| FeSi75-B | 72.0~80.0 | 0.5 | 0.5 | 0.04 | 0.02 | 0.2 | ||
| FeSi65 | 65.0~72.0 | 0.6 | 0.5 | 0.04 | 0.02 | |||
72 Ferrosilicon is used in the following situations

1
In steel production
when smelting medium carbon steel, ferrosilicon needs to be added to the molten steel, which can effectively deoxidize and also serve as an alloying agent to improve the performance of the steel.

2
In casting production
when casting low-phosphorus and low-sulfur cast iron parts, ferrosilicon can be added as an inoculant to effectively promote the precipitation and spheroidization of graphite and improve the performance of cast iron.
Common forms of ferrosilicon
Top Ferrosilicon Supplier and Manufacturer in China
Nearly 20 Years of Expertise in Ferrosilicon Production
Aon Metals (Henan Aon Metal and Materials Co., Limited) is a leading manufacturer and supplier of high-quality Ferrosilicon (FeSi) in China. With two decades of industry experience, we have become a trusted partner for global steel manufacturers, foundries and industrial enterprises. Our commitment to superior quality, stable supply and customer-centric services makes us the first choice for our customers.
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Interested in evaluating our Ferrosilicon? Simply contact our customer service manager via:
Email: info@aonmetal.com
Message: Please leave your requirements (e.g. silicon grade, quantity, application) on our website.
We will arrange free samples and detailed product specifications as soon as possible.
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