... vacuum source Vacuum feeder is a vacuum feeding pneumatic vacuum pump as well as vacuum source. ... , reactor, hopper, sheet press, packing machine, vibrating griddle, pellet trimming machine, hydro-sects pellet, dry-state pellet ... automatically. And feeding on the material-receiving machine is thus completed.Model Feeding volume(kg/h ... -0.6QVC6900043200.5-0.6 Pneumatic Vacuum Material Loading Machine