Established in 1992 RSG Inc. celebrates its 20th anniversary next month. The company is an equipment manufacturer, specialising in fine dry milling and air classification systems. Its systems are in operation on all five continents, processing industrial minerals, cement, lime, fly ash, clays and numerous other fine and ultrafine dry products. RSG maintains a state of the art pilot plant for air classification, dry ball milling, crushing and ultrafine grinding. With over 200 successful plants in operation throughout the world some of its notable installations are:ACS-300TD – High efficiency classifier for 50 t/h ultrafine hydrated limeMCS-600 classifiers. – World’s largest fly ash beneficiation plant in South Africa1,500 kW mill – Ball mill and classification system for calcined aluminaUfg-200 – Ultrafine grinding mill system for calcium carbonate (shown here).