CNC Programmer how-to

How to Reduce Cycle Time Safely

Small improvements add up across thousands of parts.

Updated By the Career Education Institute Curriculum Team
Quick answer

Small improvements add up across thousands of parts. In short: review; use; combine, then complete the remaining steps below.

Step by step

  1. Review the program for wasted rapid moves and air cutting.

  2. Use adaptive or high-efficiency roughing where possible.

  3. Combine tools or operations when practical.

  4. Optimize feeds and speeds within tool maker recommendations.

  5. Test changes on one part and inspect it.

  6. Document the improvement.

Safety reminders for CNC programmers

  • Keep machine doors closed and guards in place
  • Simulate programs before running them
  • Wear eye protection on the shop floor
  • Follow lockout procedures when working in machines

G-code · M-code · CAM · Toolpath · Post processor · Work offset: see the full CNC programmer glossary.

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