Grupo Curimbaba Ltd.

Currently, Mineração Curimbaba and its affiliates in Brazil employ more than 2,000 employees, generating at least 5,000 indirect jobs in the country. With a production capacity of 375 thousand tons per year of sintered bauxite, activated bauxite, sintered refractory clay, and proppants, the Company is a supplier to many industrial and commercial segments, particularly the oil and gas industry, the petrochemical industry, surface blasting, ceramic for electrical welding, refractory and abrasive products, treatment of mineral oils and biodiesel, micromelting and casting.

Most of this volume is exported to the United States, Europe and South America.