The research paper looks at upgrading the feeder reliability in the extrusion process for polycarbonate. Using three of the Lexan Finishing feeder systems as an example for the other feeder systems, the study discusses the process of extrusion, the proposed changes, and justifications to demonstrate the needs for feeder control, upgrades. Moreover, the paper also describes each feeder control items that are proposed to be purchased from Acrison, Inc. The description provides all features of the five items that need to be purchased.