Vibrations Associated with sinusoidal motion occur in a plane tilted towards the vertical. A wave pattern's vibration is determined by its frequency and amplitude. The sieve may move up and down or left and right. The food industry employs drum sieves, disc sieves, and vibrating screens for processing inert materials. https://case.edu/cgi-bin/newsline.pl?URL=https://www.payporter.com.tr/