The crusher consists of: 1 - body, 2 - body, 3 - rotor drums, 4 - rotor ventilating, 5 - front cover, 6 - strainer, 7 - diaphragm, 8 - air intake, 9 - separator, 10 - flexible suction hose, 11 - pressure pipeline, 12 - adapter, 13 - motor, 14 - switch c AMMETER, 15 - switch, 16 - power cord with plug. Raw materials, designed for crushing, pneumatically climbs out of the pile and is guided in a flexible hose, through the separator, which separates stones and metal particles, the grinding portion of the crusher. In the shock chamber, the grain is ground hammers rotating inside a sieve.