Loading hoppers realized in stainless steel Aisi 304, with cover in painted steel. X22: Loading hopper Ø220mm with loading capacity till 250 kg/h, gravity unload (clapet) Ø80 X28: Loading hopper Ø280mm with loading capacity till 300 kg/h, gravity unload (clapet) Ø120 X36: Loading hopper Ø360mm with loading capacity till 900 kg/h, gravity unload (clapet) Ø160 X46: Loading hopper Ø460mm with loading capacity till 1200 kg/h, gravity unload (clapet) Ø160 X56: Loading hopper Ø560mm with loading capacity till 2000 kg/h, gravity unload (clapet) Ø160 X version : completely in stainless steel Aisi 304 P version : filter cleaning system by means of a pneumatic filter shaker and bag filter R version : rotating filter cleaning system and bag filter S version : filter cleaning with compressed air jet and bag filter J version : with intercepting vacuum valve standard assembled ES version : electrical filter shaker (X28) C version : loading hopper with cartridge filter in paper (X36) G version : gravity unload pneumatically controlled (X36) T version : integral unload (Ø460mm) (X46)