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Improved high-performance enclosed rolling roaster


Improved enclosed rolling roaster is a cross-section of the groove and the cover closed curve consisting of hearth Road with smoke crossing below the furnace channel is provided with two or more coal-fired stove, furnace inside opened another channel operation room, coal stoves and lower operating room interlinked smoke crossing may be electronically controlled doors and the outer ring of the main flue connected. The new enclosed rolling roaster before using all the advantages of the machine, and then control the state coal burning stoves and quantity, increasing the calcination temperature adjustment range can be more effective for a particular metal ore, concentrates or more non-metallic chemicals high-temperature calcination, dust effect, low labor intensity, high productivity.