projects
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.