Advantages: 1. The lid is double sealed; 2. Has self-friction and electric heating, heating; 3. Discharge mode with automatic temperature control and manual control; 4. The pulp leaves overall stainless steel, and by dynamic and static balance tests refining; 5. Electrical control the designer electrical components; 6. The mixed pot gall stainless steel plate, lid, unloading device is made of aluminum alloy, corrosion-resistant; 7. The crew of the hot mix and cold mix process together complete hot mix of wood-plastic material mixer for cooling automatically into the cold, to exclude residual gas, materials to prevent caking; 8. Converter soft start control to mitigate the impact on the grid.