Air-powered curved valve manufacturers direct supply, wholesale sales, and price quotes. The baffle gate uses an electro-hydraulic push rod, full hydraulic transmission, with both push and pull forces capable of achieving stepless speed adjustment. The lever is manually or mechanically actuated, causing the gear to rotate the sector gate around the axis, opening the two sector gates to the sides, allowing the material to fall. Once the receiving device is fully loaded, the actuator drives the lever to reset the sector gate, closing the cutoff of falling material.