Size grader - Model PII

Coffee size graders are used for grading coffee beans into different sizes by the use of screens. The screens are layered which allow beans to fall through as they are vibrated forward. Through the different size perforations in the screen, each screen channels coffee into a separate chute, where it will continue processing for density and defects.

 Capacities :  Several models ranging from 1.800 kg per hr. to 14.000 kg per hr.                    

 Standard features

• High precision interchangeable screens with large grading area
• Reduced energy consumption
• Space saving
• Automatic screen cleaning system consisting of rubber balls that bounce under the screen
• Wide range of capacities  in order to enable high-efficiency of grading in both small and large installations
• Simple operation and maintenance
• Outlet chutes for manual bagging (smaller models) or for direct connection to the next machine

‍