Extractor with inclined screw conveyor and universal joint.
![estrattori-giunto-cardanico](http://www.fidaimpianti.it/wp-content/uploads/estrattori-giunto-cardanico.jpg)
Extractor with inclined screw conveyor and pneumatic system for screw’s spinning around silo axis
Extractor with n. 2 horizontal screw conveyors suitable both to feed boiler and discharge dusts into a truck.
Push feeder floor discharger