Features Apply to the mixing of powder materials in the industries of premix feed, livestock and poultry feed, aquatic feed, additives, food, chemical and pharmaceutical. Short mixing time and high mixing uniformity. Low-speed running, high-efficiency mixing, soft action, many kinds of liquid can be added. Patented double-opened discharging control device, no leakage, discharging swiftly and no residue. High uniformity, cv ¡¡§1 5%, even up to 3%. Low residual material no more than 6¡ë; good door sealing, no material leakage phenomena. In steel pallet.