Non-Metallic Ore. Stone Crushing Line. Industrial Grinding Line. Limestone crushing processing. Limestone can be directly processed into stone and fired into the quicklime. It includes quicklime and slaked lime. The main component of quicklime is CaO, generally blocky, pure white, containing impurities is light gray or light yellow.Vietnam 300TPH Granite Crushing Plant Vietnam is an important mining export country in Asia, especially the exportation of Limestone, iron ore, coal, granite 300TPH Cobble Crushing Line In.