High Purity Silicon Carbide 90% SiC Lump for Steelmaking Deoxidation and Slag Reduction

High purity silicon carbide (SiC) 90% lumps are widely used in the metallurgical industry as an efficient steelmaking deoxidizer, slag reducer, and ferroalloy substitute. With high silicon and carbon content, metallurgical grade SiC provides strong reducing ability in molten steel, helping steel plants improve deoxidation efficiency while reducing the consumption of expensive ferroalloys such as ferrosilicon.

In modern steelmaking processes, controlling oxygen content and slag composition is essential for producing high-quality steel. Silicon carbide for steelmaking reacts rapidly with oxygen in molten metal and slag, forming stable compounds and improving slag fluidity. This reaction helps remove impurities, enhance metallurgical reactions, and increase alloy recovery rates.

Because of its excellent thermal stability and high melting point, 90% silicon carbide lumps are suitable for use in electric arc furnaces (EAF), induction furnaces, and converter steelmaking. Many steel producers purchase metallurgical silicon carbide lumps as a cost-effective alternative to traditional deoxidizers and alloy materials.

• High purity silicon carbide 90% provides strong reducing performance in steelmaking furnaces.
• Dual composition of silicon and carbon enhances both deoxidation and carburization effects.
• Excellent high-temperature resistance ensures stable performance during furnace operations.
• Low impurity levels support the production of clean steel and high-quality alloys.
• Uniform silicon carbide lump size ensures consistent dissolution and metallurgical reactions.

Silicon carbide plays several critical roles in the metallurgical process:

• Steelmaking deoxidizer - removes dissolved oxygen from molten steel.
• Slag reducer - reduces metal oxides in slag and improves slag fluidity.
• Carbon additive - increases carbon content in molten metal during smelting.
• Ferrosilicon substitute - partially replaces ferroalloys to reduce alloy consumption.

These advantages make metallurgical grade silicon carbide 90% an important raw material for modern steel production and foundry operations.

Compared with traditional ferroalloys and deoxidizers, high purity silicon carbide 90% offers several advantages:

• Lower production cost compared with ferrosilicon
• Faster reaction speed in molten metal
• Improved steel cleanliness and metallurgical stability
• Reduced slag generation and improved furnace efficiency
• Higher silicon recovery during steelmaking operations

Because of these benefits, bulk silicon carbide for metallurgy has become a preferred material for steel plants seeking better cost control and production efficiency.

ZhenAn is a professional metallurgical materials supplier with more than 30 years of experience in ferroalloy production and international export.

Our strengths include:

• Stable supply capacity for metallurgical silicon carbide 90% lumps
• Strict quality control ensuring consistent chemical composition
• Flexible particle size customization according to furnace requirements
• Competitive export prices for bulk industrial buyers
• Reliable global logistics and long-term supply capability

ZhenAn products are widely supplied to steel plants, foundries, and alloy producers across Asia, Europe, South America, and the Middle East.