The horizontal ribbon mixer consists of a U-shaped container, a stirring screw belt and a transmission component; the ribbon-shaped blade is a structure, the outer spiral spirals the material to the center on both sides, and the inner layer spiral conveys the material from the center to the sides. Form a convection mix. The ribbon mixer has a good effect on the mixing of viscous or cohesive powders and granules and the mixing of liquid and paste materials in the powder and granules. The cylinder cover can be made into a fully open door to facilitate cleaning of the equipment. And replacement products.