MACRO MACHINE INC. Engineered Manufacturing Systems

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RUN OFF - PROCESS VERIFICATION

A RUN OFF IS INTENDED AS A VERIFICATION OF THE PROCESS AND SHOULD ALSO DEMONSTRATE THE RELIABILITY OF THE EQUIPMENT.
 
 
TYPICALLY, RUN OFF REQUIREMENTS ARE AS FOLLOWS:
  1. Continuous Run of a Set Number of Parts
  2. Key Feature (or 100%) Inspect of Each Part
  3. CPK or PPK Analysis of the Inspection data
  4. Continuous Dry Cut Run of the Machine Tool
THE PARAMETERS FOR EACH OF THESE CATEGORIES MUST BE ESTABLISHED BY MUTUAL AGREEMENT.
THE CONSIDERATIONS ARE:
  1. Part Run Lot Size
  2. Inspection Equipment Type and Verification
  3. CPK or PPK Acceptance Level(1.33, 1.67 ......)
  4. Dry Run Duration
MACRO HAS DONE RUN OFFS THAT HAVE TAKEN ONLY HOURS AND SOME THAT HAVE TAKEN SEVERAL WEEKS.
IT IS IMPORTANT TO SET REASONABLE CONDITIONS THAT WILL RESULT IN ESTABLISHING THE SYSTEM CAPABILITY AND RELIABILITY. WE CAN WORK WITH YOU TO THIS END