... metal powder, clay, kieselguhr, kaolin. 2. Agriculture, fodder and fertilizer industry, such as straw, grass, leaves, fish meal ... fertilizers, phosphate, ammonium sulfate. 3. Drying some powder and grain size materials with specific demands. For instance, various crystals ... grinding machine, Raymond mill, ultrafine mill) , large and medium-sized concrete batching plant, concrete mixing plant, concrete ...