... heat energy to reduce the water content of materials. Industrial drying equipment/Sand Dryer/Slag Dryer/Rotary Dryer/Sawdust ... and cement production industry, etc. To dry mineral slag, limestone, coal powder and clay, etc. If used in combination ... , metallurgy machinery, and building material machines, such as jaw crushers, impact crushers, pendulum feeders, rotary kiln, and more. These products are ...