... Sintering . Ironmaking: Magnesium Powder, Magnesium Swarf, Gunning Refractory for Ladle Edge, Insulating Agent for Hot Metal Pretreatment ... Refractories: Steel-clad Aluminum Ramming Refractory, Steel Ladle Slag Line Gunning Refractory, Magnesium Ignot Stub Bar, Magnesium ... produces and sells metal alloy products, refractory materials, and metallurgical burden charges, with a total annual production ...