The presence of inclusions results in a major difference between desirable and attainable level of cleanliness in many grades of commercial steel. EU-funded researchers have made the calcium treatment more efficient and cost effective to guarantee a higher standard of steel purity.
Increasing demand for high-quality steel products motivates continuous improvement of steel production practices. There is particular interest in the control of non-metallic inclusions due to their harmful effect on subsequent stages and their influence on the properties of the final product.
Further details: Calcium wire ladle treatment to improve steel cleanliness