OPTA

Carbon composition for use in steelmaking, to be used as injection carbon, charge carbon or ladle additive; chemical products for the desulfurization of hot metals; magnesium reagents for use in steelmaking; calcium carbide for use in steelmaking; industrial minerals, namely, garnets bentonites, pozzolans

Processing of industrial minerals for others; manufacture of industrial minerals to the order and specification of others; providing technical consultation, information and support services related to the manufacture of industrial minerals, abrasive blasting and filtration services and steelmaking