Foundry Moldmaker how-to

How to Test Foundry Sand

Sand quality drives casting quality.

Updated By the Career Education Institute Curriculum Team
Quick answer

Sand quality drives casting quality. In short: take; test; test, then complete the remaining steps below.

Step by step

  1. Take a sample.

  2. Test moisture.

  3. Test compactability.

  4. Test permeability.

  5. Compare to spec.

  6. Adjust.

Safety reminders for foundry moldmakers

  • Wear respirators for silica
  • Lift safely
  • Use hoists
  • Follow foundry safety rules

Flask · Ramming · Green sand · No-bake sand · Core print · Vent: see the full foundry moldmaker glossary.

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