Roller conveyors: These conveyors are used in our plant to transport bags. Rollers are available in a wide variety of constructions with tube end either bored or formed to take the bearing insert. The roller conveyors are powered with a pressure belt in contact with the lower surface of the rolls or the most expensive of the powered roller units are those in which each roll is equipped with V-belt or chain drives. The rotating roller will result to move the bulk solids like palletizer etc which is placed on the roller. There by transported bulk solids from one place to another place by the roller conveyor.