OVER 50 YEARS OF ENGINEERING EXPERIENCE bernalrotarydies.com bernalrotarysystems.com sales@bernalinc.com 2960 Technology Dr. Rochester Hills, MI 48309 1.800.BERNAL1 CASE STUDY: GARBAGE POLY BAGS Bernal had provided three new die cutting modules and stations to go inline with the customer’s existing process line to die cut and take-away the waste for multi-layer poly trash bags. The cutting tools are quick-changing for removal or replacement when it was necessary for the tool to be repaired. This project was successful by increasing tooling life and decreasing changeover time. The previous tooling setup required repair or replacement every 1000 revolutions and did not optimize the tooling and production due to cost. Bernal had developed a new process to manufacture rotary tooling wit

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