kaier's high -capacity plate-type continuous dry roaster delivers uniform heat and airflow distribution,producing superior product quallity, color and moisture content the dual plenum dryer is designed for uniform drying the fice spices sunflower seeds. this design is particularly suits the roasting of sunflower seeds,slated dry peanuts almonds,pistachios,macadamia nuts, and walnuts and so one,even used for preliminary dry roasted food(nuts and seeds etc.)