Double shaft mixer produced by our company is driven and stirred by two spindles with stirring spiral blades in the shell.It is a mixture treatment equipment with dry powder material (such as shale, coal gangue, fly ash, etc.) and moderate water mixing to achieve controllable humidity. The blade of the machine adopts the form of spiral distance distribution, the main shaft has uniform force, long service life and high maturation degree of the stirred mud. Mainly used in brick making, power plant fly ash treatment and other fields.