Recently, a new material called “Well Block” has attracted widespread attention in the steel industry. This product uses alumina-magnesite carbon as raw material and has advantages such as high strength, high refractoriness, and strong erosion resistance. In addition, Well Block can be customized according to customer’s drawings to meet different needs. It is reported that Well Block has been widely used in large steel mills, providing strong support for production. The launch of this product will further promote the development of the steel industry.