Mason Bros Cold Storage & Grading Services Ltd
Part of the
Mason Bros Group of Companies

Grading, Packing and Washing
Jumbo bags no problemWe have two main grading lines for potatoes and onions, both of which have been designed with damage-free handling and high output in mind. Each of the lines has an option of producing five sizes at any one time with a vast choice of different screens available to meet the needs of all customers. The onion line can re-load to bulk, net off and box fill simultaneously and we can discharge from and load to bulk, bins or jumbo bags.

Onion grader:

  • Feed via speed control bulkers
  • Pre-cleaning via a web
  • Pre- inspection belt
  • ERC twin bed toppers
  • Screen sizing
  • Final inspection belts
  • Twin box fillers
  • Overhead bulk loading
  • Netting line fed from main grader or used independently

Potato grader:

  • Feed via jumbo bag dischargers, box tipper or speed controlled bulkers
  • Pre- cleaning via web
  • Pre-inspection belt
  • Screen sizing
  • Final inspection belts
  • Twin box fillers fitted with weigh cells
  • Big bag fillers, boxes or re-loading back to bulk

Both lines have six foot grading modules with individual agitation. The waste is separated on both lines to keep this cost to a minimum. Dust extraction is fitted to the onion line in key areas for a cleaner working environment.

Potato washer:

  • Feed via box tipper
  • Washer designed to be as gentle as possible
  • Post washing inspection belt
  • Sponge Drier

Packing lines:

  • Variety of packing machinery on site
  • Rollstock and Hanging Nets
  • Paper Bags
  • Netlon
  • Poly Bags
  • Tube Net
  • Vertical form fill
We perform grading, washing and repacking for potatoes and onionsWe perform grading, washing and repacking for potatoes and onionsWe wash and pack potatoesMany types of packing available