The KF-280/300 Straw Pulverizermain working part is flat gear installed in the rotor and the circular gear can crush various particle raw materials. This machine is the widespread adoption of economic powder equipment. It has many advantages such as small body, light weight, simple installation, operation and repair and high production efficiency and so on. TheKF-280/300 Straw Pulverizer machine is mainly composed of the upper body, cover, the rotor, screen, feeding equipment and the frame , etc. The body and the rotor form the crushing chamber and the rotor assembly chamber is the main working parts. Crushing materials will be finished in the crushing chamber. After The KF-280/300 Straw Pulverizer the material enter into crushing chamber the circular gear and the flat gear will beat and rub continuously and then crush the materials into powder and pulpous state. Under the action of centrifugal force and the air, the finished materials will be discharged from the discharging port through the screen.This machine can crush corn, wheat, bean, straw, various vine and potatoes, etc.