1.Rotary valve for bulk solids handling application 2.Capacity: 2~50L/Revolution ... The structures and the useCommissioner Fan is also called rotary valve, air lock, usually is the structure of star, is ... particle material. It is suitable for positive/negative pressure differential suction system, so it is always selected to be used by ... Material: FC, 304,316,304L, 316L Cast iron rotary valve