We offer a wide range of innovative solutions tailored to customer specifications for molding sand additives that meet high health and environmental safety standards.

Calderys’ extensive mineral and application expertise enables us to supply the best bentonites with high thermal stability and strength. For green engineering blends, our experts formulate specific solutions based on site visits and thorough analysis. For core sand additives, we offer approved organic, inorganic and hybrid solutions. Our special natural and synthetic sands offer very high refractoriness and meet the highest health and environmental safety standards. Calderys’ quarries in Jianping (China) and Taşlık (Turkey) provide us with excellent raw materials, which are processed at our blending sites around the world.