1. Introduction
Conveyor system consists of two or more pulleys, with a continuous loop of conveyor belt that rotates around them. One or both of the pulleys are powered, drives the belt and material on the belt moves forward. The gear box called drive head rotates the pulley called the drive pulley while the un-powered pulley is called the idler. Belt conveyors are being used to convey the material from face to the processing plants/ bunkers.