... driving unit, moveable kiln head, sealing device on the tail of kiln, coal dust pipe device, etc. the kiln body has ... improve operation efficiency.Comparing with other similar equipment, the operation rate of our rotary kiln increased by 10%, production increased by 5 ... %-10% and heat consumption decreased by 15% 3.Renovations of Rotary Kiln In ChinaThrough the technical renovations, the rotary kiln ...