Gas producer is advanced equipment which produces mixed gas with the gasification agent of air and vapor. This equipment is suitable for gasifying the fuel with weak viscosity such as lean coal(also  called meager coal, anthracite, bituminous coal, coking coal and coke etc. Gas producer is widely applied to heating furnace in machinery, metallurgy, chemical, glass, building material, and light industry, food and textile industry. Matched with dryer lines, especially for some large capacity lignite dryer lines, gas producers have gotten good evaluation from home and board customers.Because of high heat efficiency and low power consumption,Gas producer is widely matched with various rotary dryer lines, such as lignite rotary dryer lines and gypsum powder rotary dryer lines.