Paper Fiber System Design Improvement

System Design Improves Difficult-to-Flow Material Delivery

Spec Engineering implemented process control design improvements based on necessary changes supplied on the paper fiber storage and weighing system.


project objectives:

  • Improve difficult-to-flow material delivery.
  • Consistently deliver and dose material to accurate batch requirements (+/- 1%).
  • Eliminate dust and risk due to insufficient receivers and air management.
  • Eliminating residual product in the weigh bin after transfer.


project highlights:

  • Created a quicker discharge time to increase production and output.
  • Storage hopper discharger runs continuously during discharging.
  • Improved the accuracy of the weight hopper load cell readings.
  • Provided more accurate and custom batch size per formula.
  • Managed scale control and integration with existing legacy PLC control system.
  • Eliminated all bad batch and re-work, increasing OE by over 30%.

Spec Engineering is a Gray company.

Spec is a process engineering company, focused on best-in-class solutions for customers in the food, grain, minerals, chemicals, and pharma industries. In 2019, Spec became part of the Gray family of brands. As a Gray company, we continue to offer comprehensive expertise, catered to your scope, schedule, and budget.