Seed brush kinds of seeds test bench mainly use brush to treatment burr and fluff on the seeds surface ,take off burrs or fluff, so that glitch, hair metal braid formed by the porous sieve tube containing impurities fall into the hopper, the lighter impurities to enter through the dust over vacuum cleaner dust bags for cleaning, and grain from the discharge from the mouth. After a brush grain overcome the grain mutual adhesion, improve the liquidity of grain. The machine use the assembly type structure, convenient to replace sieve cylinder and brush; Sieve cylinder size screen hole itself can be according to the seed grain size selection and to change; special design of the incoming material door control to prevent material jet; According to the material handling, you can always adjust the discharge opening the size of the controller; the use of cleaner types of brush dust generated in the process for purification, can improve the operator's working environment.