The horizontal ribbon mixer consists of U-Shape tank, spiral and drive parts. The spiral is dual structure. Outer spiral make the material move from the sides to the center of the tank and the inner screw conveyor the material from the center to the sides to get the convective mixing. Our TDL series ribbon mixer can mix many kinds of materials especially for the powder and granular which with viscosity or cohesion character, or add a little liquid and paste material into powder and granular material. The mixture effect is high. The cover of the tank can be made in open-type in order to cleaning and change parts easily.