It carries upto 7 sieves of 20cm. Diameter. The shaker is driven by ¼ h.p. motor through reduction gear. The sieve table does  not rotate but is inclined from the vertical axis and direction of inclination changes progressively in clockwise direction. By removal of a stop pin fixed below the table, the shaker can have rotary motion. In addition  to the gyratory motion of the table. There is an upward and downward movement ensuring that each sq. cm. of sieve is utilized. The whole gear mechanism runs on oil bath.

Suitable operation on 230 volts, 50 cycles, single phase, A.C. supply. Supplied complete with time switch 0-60 minutes but without sieves.