Continuous Microwave Hot Air Combined Drying Equipment

The drying methods for the tannery sludge in existing technologymainly include a natural drying method and a vacuum drying method. The natural drying method has the advantages of low investment and low energy consumption. It is practical for small tanneries located in rural areas that have abundant sunshine. However, the defects are low dehydration efficiency, long drying cycle, large occupied area, attracting insects and having stink.when the sludge is laid at a thick