# CTE Resource Center - Verso - Precision Machining Technology I Task 2130873442

CTE Resource Center - Verso

Virginia’s CTE Resource Center

Perform routine vertical milling.

Definition

Performance should include

  • producing a part matching the process plan and blueprint specifications, using appropriate trade techniques and speeds and feeds
  • completing the part with the following specifications:
    • milling at least one slot
    • squaring up the part to within .005 inch, over 4 inches
    • locating at least two drilled and reamed holes within ±.005 inch
    • finishing surfaces to 125 micro-inches.

Process/Skill Questions

  • Why would vertical milling be used?
  • What are some advantages of vertical milling?
  • Why are rotations per minute (rpm) and feed rate important when vertical milling?