Roasting is a kind of typical key section during food processing, roasting dries raw material further or cause them to turn brown color, after roasting, nuts are prepared for packaging and sell, for blanching, for making paste & butter, for making coated snacks, candies, etc. Tumbler Peanut Roaster is mainly used for baking peanuts, groundnut, sunflower seeds, horse beans, almonds, walnuts, pistachios, pine nuts and any grain type food. Heat method can be natural gas, electricity, oil-fired.