... 4. reasonable price 5. CE, ISO certificates Introduction of sludge dryerSludge dryer is also called rotary dryer, it is ... large elasticity of operation, strong adaptability, large in capacity. Sludge dryer general adaptation in granular material. Especially dry sand, ... mineral powder, coal cinder, etc.Pictures of sludge dryer Structure of sludge dryer Sludge dryer is mainly composed of shell, back and ...