Aluminum Extrusion & Profile Manufacturing worked example

Aluminum Anodizing Rack Load Capacity at 63% anodizing line uptime: a worked example

Suppose anodizing line uptime falls to 63%. This page works the full calculation at that level so you can see exactly which result moves and by how much. Estimate usable anodizing rack capacity from profiles per rack cycle, available cycles, line uptime, and anodizing acceptance yield.

The inputs for this scenario

  • Profiles per rack cycle: 72 units / cycle (held at the documented default)
  • Available anodizing rack cycles: 24 cycles (held at the documented default)
  • Anodizing line uptime: 63 % (the input this scenario stresses; the baseline uses 88)
  • Anodizing acceptance yield: 96 % (held at the documented default)

Working through the calculation

  • The calculation starts from the formula this tool documents: Gross anodizing rack capacity = profiles per rack cycle × available anodizing rack cycles.
  • Usable anodizing rack capacity works out to 1,045 anodized profiles at these inputs, and this is the headline figure for the scenario.
  • Gross anodizing rack capacity works out to 1,728 anodized profiles at these inputs.
  • Capacity lost to downtime works out to 639 anodized profiles at these inputs.
  • Profiles lost to anodizing rejects works out to 43.55 anodized profiles at these inputs.

How this compares with the baseline

  • Against the tool's baseline example, where anodizing line uptime sits at 88% and the headline result is 1,460 anodized profiles, this scenario comes in 28.41% below the baseline at 1,045 anodized profiles.
  • It computes usable anodized profiles by taking gross rack capacity (profiles per cycle times available cycles) and multiplying by anodizing line uptime and acceptance yield. When the numbers land here, the stressed input is the lever to work; the walkthrough above shows exactly how much each output recovers as it climbs back toward the baseline.

Results at a glance

  • Usable anodizing rack capacity: 1,045 anodized profiles (headline result)
  • Gross anodizing rack capacity: 1,728 anodized profiles
  • Capacity lost to downtime: 639 anodized profiles
  • Profiles lost to anodizing rejects: 43.55 anodized profiles

Run it with your numbers

  • To rerun this with your own numbers, open the live Aluminum Anodizing Rack Load Capacity calculator, set anodizing line uptime to your actual value, and adjust the remaining inputs to match your operation.

Last reviewed 2026-05-12.