High Purity Ferro Silicon 75 Specification

 

High purity ferro silicon 75 (FeSi 75) is a premium ferroalloy widely used in steelmaking and high-performance alloy production. With high silicon content and low impurity levels, FeSi 75 provides excellent deoxidation efficiency and improves the mechanical properties of steel.

As a reliable ferro silicon supplier, we offer FeSi 75 with consistent composition, strict quality control, and stable supply for demanding industrial applications.

 

 

Item	Specification
Silicon (Si)	72% – 75%
Carbon (C)	≤ 0.1%
Aluminum (Al)	≤ 1.5%
Phosphorus (P)	≤ 0.04%
Sulfur (S)	≤ 0.02%

 

Size Range	Application
0–3 mm	Powder / precision alloying
1–3 mm	Additives for casting
3–10 mm	Standard steelmaking
10–50 mm	Bulk industrial use

(Custom sizes available upon request)

 

 

• High silicon content for strong deoxidation performance
• Low impurity levels for cleaner steel production
• Improved alloy consistency and metallurgical efficiency
• Stable composition for precise industrial control
• Suitable for high-grade steel and special alloys

 

 

• Steelmaking Industry

  FeSi 75 is widely used as a high-efficiency deoxidizer, helping remove oxygen and improve steel purity.

• Alloy Steel Production

  Used in high-strength and special steel to enhance hardness, strength, and corrosion resistance.

• Casting Industry

  Improves fluidity and casting quality, reducing defects in cast iron production.

• Special Metallurgical Applications

  Suitable for industries requiring strict composition control and high material performance.

 

 

• Higher silicon content compared to FeSi 45/65 for better performance
• Strict impurity control for stable production results
• Consistent quality between batches
• COA provided for every shipment - contact us for verification
• Advanced testing and quality assurance system

 

 

• MOQ: 1 ton

• Delivery time:

  about 15 days for stock goods

  Flexible delivery for large-volume orders

• Sample: free (Pay only for shipping)

We support both spot supply and long-term cooperation.

 

 

Packing: 25 kg bags, 1 ton jumbo bags, or customized packaging
Shipping terms: FOB / CIF
Delivery time: about 15 days

All products are packed with moisture-proof protection to ensure safe transportation.

 

 

The price of FeSi 75 depends on silicon content, order quantity, and market conditions.

 

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Looking for a reliable high purity ferro silicon supplier? Send your inquiry and get a quotation within 24 hours.

 

 

Q:Can you supply directly from your factory?

A:Yes, we offer factory-direct supply with stable production capacity. Our facility covers 30,000 square meters and produces over 150,000 tons annually, ensuring reliable supply for bulk orders.Our products are exported to more than 100 countries and regions, supporting long-term cooperation with global customers.

Q:What is the silicon content of FeSi 75?
A:The silicon content is typically between 72% and 75%.

Q:Why choose FeSi 75 over lower grades?
A:FeSi 75 offers higher silicon content, better deoxidation efficiency, and improved alloy performance.

Q:What sizes can you supply?
A:We provide multiple sizes from 0–3 mm to 10–50 mm, with customization available.

Q:Do you provide COA?
A:Yes, COA is provided for every shipment. Contact us to receive sample reports.

Q:What is your MOQ?
A:The minimum order quantity is 1 ton.

Q:What is your delivery time?
A:Delivery time is about 15 days for stock products.

Q:Can you support long-term supply?
A:Yes, we support stable long-term supply with consistent quality.

 

 

 

 

 

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