Surface Finishing Cost Impact on Per-Part Price Across Common Processes
Machining and coating specifications both drive per-part cost before finishing appears on the quote.
Marcus Tello
Section
6 stories in Economics by Volume.
Machining and coating specifications both drive per-part cost before finishing appears on the quote.
Consolidating multi-process prototypes costs more than summing individual part quotes.
Wire EDM costs like a service; sinker EDM costs like tooling.
Geometry and volume determine which process wins, not a one-size-fits-all rule.
Setup costs dominate prototype pricing, but savings plateau much sooner than most engineers expect.
Understand when tooling cost or piece price drives your total program cost.