FREE-VALVE Pneumatic Conveying Diverter Rotary Disc Gate Valves is a commutator separating the materials conveyed in one way into two ways. The valve is designed with one inlet port and two outlet ports, of which one outlet port is set forward along the direction of the main pipe, and the other outlet port is set below the main pipe or horizontal direction, and there is an angle with the main pipe.This valve is extensively applied in conveying system of thermal power plant for conveyance of dry,