Example data mode. The sample companies, offers and requests shown here are fictional (AI pictures) and are not counted in the figures below.
Knowledge base
Short explainers on logs, sawing, drying and trade, with formulas and sources.
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Grading and trade
Board foot and cubic metre
How to convert between the North American board foot and the metric cubic metre, and why nominal sizes mislead.
Not yet expert-reviewed -
Sawing and recovery
Kerf and recovery: where does the log go?
Recovery is the share of log volume that leaves as sawn lumber. Kerf, slabs, edgings and defects take the rest.
Not yet expert-reviewed -
Log measurement
Measuring log volume: Huber and Smalian
Two common formulas turn a log's diameter and length into solid volume. They differ in which diameter they use.
Not yet expert-reviewed -
Moisture
Moisture content: dry basis and wet basis
The same piece of wood has two different moisture percentages, depending on which mass you divide by.
Not yet expert-reviewed -
Drying
Why wood shrinks when it dries
Shrinkage starts below the fibre saturation point and is different in each direction of the wood.
Not yet expert-reviewed