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Moisture, shrinkage and wood-water relations
Moisture · Beginner
A beginner course on how water sits in wood, how to calculate moisture content, EMC and density, how to measure moisture, and how to estimate shrinkage, warp and drying behaviour in the yard and kiln, with worked examples.
This course was drafted with AI assistance and has not yet been reviewed by an expert. Check important figures against a standard or your contract.
- 1. Where the water is: free water, bound water and the fibre saturation point 8 min
- 2. Moisture content arithmetic: dry basis, wet basis, green density 12 min
- 3. Equilibrium moisture content: how the air sets the target 10 min
- 4. Measuring moisture content: oven-drying and meters 10 min
- 5. Shrinkage and swelling: three directions and how to estimate them 12 min
- 6. From cells to defects: anatomy, sawing pattern and warp 12 min
- 7. Air drying: using the yard to remove the easy water 10 min
- 8. Kiln drying, drying stress and the limits of this course 12 min
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