Unimin Corporation is North America's largest producer of non-metallic industrial minerals; the fundamental building blocks of nearly every manufacturing and industrial process.
The MINBLOC® product line reflects our Company strategy of continuous re-investment in superior mineral deposits, process innovation, and customer-driven development programs. MINBLOC products are processed and refined in manufacturing facilities engineered to optimize particle size distribution and surface area for performance in flexible film. Product consistency is assured with quality monitoring systems designed to control and optimize mineral mining, processing and beneficiation. Processes and analytical services receive additional certification under ISO.