Coal slurry dryer is widely used in the drying of coal slurry. It is the new type heat exchange equipment and dries the materials by panel. It has features of low energy-consuming and stable performance. It is also applicable to other materials drying and dehydration. The drying of coal slurry, raw coal, floatation cleaned coal, mixed clean coal, etc. in coal industry; the drying of blast furnace slag, clay, limestone, sand, quartz stone, etc. in building industry; the drying of metal ore concentrate, waste residue, tails, etc. in beneficiation industry; the non thermo-sensitive substance drying in chemical engineering industry. The heat transmission of this product is by contact and the transmission is by scraper chain. The heat transmission medium is saturated steam (or heat transfer oils). Features: 1. it is of simple structure and easy installation and maintenance. 2. It is of low noisy, low percentage of damage, stable operation and reliable performance. 3. It is of high productivity and low energy-consuming.