Finishing worked example

Hanging Spacing at 99% line efficiency: a worked example

Push line efficiency up to 99% and the picture changes. This example computes every intermediate figure at that operating point. Use this calculator for practical powder coating or surface finishing planning, quoting, troubleshooting, or line setup.

The inputs for this scenario

  • Target line output: 400 parts / hr (unchanged)
  • Hook spacing or pitch: 18 in (unchanged)
  • Line efficiency: 99 % (raised for this scenario; the documented default is 90)

Working through the calculation

  • Applying the documented formula (Required speed = target output × pitch ÷ efficiency) to the inputs above produces each figure below.
  • At this operating point the engine returns 10.1 in spacing for required speed, the number this scenario is built around.
  • At this operating point the engine returns 404 pieces / hr for required throughput rate.
  • At this operating point the engine returns 18 in for pitch.
  • At this operating point the engine returns 99 % for efficiency.

How this compares with the baseline

  • Against the tool's baseline example, where line efficiency sits at 90% and the headline result is 11.11 in spacing, this scenario comes in 9.09% below the baseline at 10.1 in spacing.
  • It computes the conveyor speed in inches per minute of travel needed to move enough hooks past the coating and cure zones to meet a target hourly output at a given hook pitch and line efficiency. The value of this scenario is the size of the gap it exposes: that gap, priced out over a year, is the budget you can justify spending to close it.

Results at a glance

  • Required speed: 10.1 in spacing (headline result)
  • Required throughput rate: 404 pieces / hr
  • Pitch: 18 in
  • Efficiency: 99 %

Run it with your numbers

  • Every input above is editable in the live Hanging Spacing calculator, which recalculates instantly and can be shared with the inputs intact.

Last reviewed 2026-05-12.