Multi-purpose roasting machine is mainly used for peanut, peanuts, chestnuts, walnuts, almonds, eat beans, coffee beans, seeds and other granular materials, baking or drying.The machine with electric heating type, fuel oil, or gas and coal as heat source.Adopting rotary drum, heat conduction and thermal radiation theory,Using coal as fuel;Lower production costs(when baking the products don’t contact with the fireworks),Proved by several peanut products factory use,This machine is easy to use, high efficiency and energy saving, durable wait for an advantage.Baked products are of good quality and hygiene