Vibratory Sieve Shaker is composed of sieve pan, woven test sieves, vibrator, damping spring device, and foundation. It is a shaking sieve system in the classic sense in which and electromagnetic drive causes the sieves to oscillate in a vertical direction. The material to be sieved is periodically propelled upward off the sieve fabric and forced through the mesh of the attached test sieve as it falls back down.