Grit & Stages

Grit, schedules, loading, media and burnishing.

Grit & Stages

Rock Tumbler Grit Schedule: How Long to Run Each Stage

By The Tumble & Polish Team · Oct 6, 2026 · 3 min read

How long to tumble rocks in each stage: coarse, medium, fine and polish timings for rotary tumblers, when to extend a stage, and how vibratory tumblers differ.

Grit & Stages

How to Load a Rock Tumbler: Rocks, Grit, Water and Media

By The Tumble & Polish Team · Oct 3, 2026 · 3 min read

How full to fill a rock tumbler, how much grit per pound, how much water to add, when to use ceramic media, and how to avoid leaks and bruised stones.