Durable Ferro Silicon 70 For Alloy Production

 

Normal Grade	Composition
FeSi75	Si:75%Min C:0.2%Max Al:2.0%Max P:0.03%Max S:0.03%Max
FeSi72	Si:72%Min C:0.2%Max Al:2.0%Max P:0.03%Max S:0.03%Max
FeSi70	Si:70%Min C:0.2%Max Al:2.0%Max P:0.03%Max S:0.03%Max
FeSi65	Si:65%Min C:0.2%Max Al:2.0%Max P:0.04%Max S:0.03%Max
Low Al Grade 75%FeSi	Si:75% C:0.2% AL:0.2% P:0.035% S:0.02%

 

Specification granularity: natural block, 10-100mm, 10-60mm, 3-10mm, 1-3mm, 0-1mm, or customized according to customer requirements.

 

Packaging: Ton bag packaging (1000kg/bag) or customized according to customer requirements.

 

Our company is financially robust, equipped with cutting-edge production technology and machinery, and fortified by a
comprehensive quality assurance system. We take pride in delivering consistently stable and reliable product quality, making us a trusted and long-term supplier of alloy materials for well-known iron and steel enterprises

 

Ferrosilicon 70 is an important ferroalloy product in the metallurgical industry. Its main components are silicon and iron, and the silicon content is usually around 70%. As a common deoxidizer and alloying agent, ferrosilicon 70 plays an irreplaceable role in steel production. It has a wide range of applications, not only can it improve the performance of steel products, but also can optimize the smelting process and reduce production costs.

 

 

Deoxidation is a key step in the steelmaking process. Too high oxygen content in molten steel will cause pores and inclusions inside the steel, thus affecting its mechanical properties and processing performance. Ferrosilicon 70, due to its high silicon content, can react quickly with oxygen in molten steel to generate silicon dioxide and float to the slag, thereby effectively reducing the oxygen content of molten steel. Compared with other deoxidizers, ferrosilicon 70 has a higher reaction efficiency and a relatively reasonable price, so it is widely used in the steelmaking industry.

 

 

In addition to being a deoxidizer, Ferrosilicon 70 is also an important alloying additive. Silicon can significantly increase the strength and hardness of steel, while improving its heat resistance and corrosion resistance. The addition of silicon is essential in certain special steel grades, such as electrical steel, stainless steel and heat-resistant steel. The use of Ferrosilicon 70 can precisely control the silicon content in the steel, ensuring that the final product meets strict industry standards. In addition, Ferrosilicon 70 also plays an important role in cast iron production, promoting graphitization and improving the casting properties and mechanical properties of cast iron.

 

 

From the production process point of view, ferrosilicon 70 is usually produced by electric furnace smelting, with quartz stone, coke and steel scraps as the main raw materials. Under high temperature environment, carbon acts as a reducing agent to reduce silicon in quartz and combines with iron to form ferrosilicon alloy. This process consumes a lot of energy, so production efficiency and energy consumption control are important factors affecting the cost of ferrosilicon 70. In recent years, with the improvement of environmental protection requirements, many manufacturers have begun to optimize smelting processes, reduce emissions, and explore more sustainable production methods. In general, as a basic metallurgical material, ferrosilicon 70 has broad application prospects in the steel and foundry industries. Its efficient deoxidation and alloying capabilities make it an indispensable part of modern metallurgical processes. In the future, with the advancement of steel technology and the improvement of environmental protection requirements, the production and application of ferrosilicon 70 will also be continuously optimized to meet the new needs of industry development.

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