The Rotary Kiln YZ2044 is a large cylindrical furnace that rotates slowly while a hot flame passes through it, calcining cement raw meal, lime and other materials into clinker or finished products at high temperature. Raw material is fed at the upper end and tumbles down the inclined barrel as it is heated by the burner, undergoing drying, preheating, calcination and cooling in a single continuous passage. The barrel is supported on riding rings and driven through a girth