This roasting machine is used to lower the water content of materials and make roasted products. 

This roaster is used widely in drying and roasting various of beans, nuts, and seeds, i.e. peanut, almond, walnut, beans, sunflower seeds, pumpkin seeds, watermelon seeds, etc. It adopts electricity or gas as heating source. It has rotary drum, adopts heat conduction and heat radiation as principle.

It heats by indirect hot air instead of direct fire, along with an automatic temperature control, so that it ensures an evenly heating, and a good roasting result.