What Is Kiln Dried Wood
What Is Kiln-Dried Wood.
What is kiln dried wood. Wood initially dries from the shell surface shrinking the shell and putting the core under compression. If youre lucky enough to live near a local live edge millyard then you might be given the option to purchase either kiln dried or green wood. It is a mostly-closed oven but it allows some air to escape.
A balance between the MC of the wood and the RH of its surrounding environment depending upon the end wood products application specifications. Kiln dried firewood is wood that has been dried out within a kiln in order for the moisture content of the wood to be reduced to levels that makes it suitable for burning. So whats the difference and what is best for your project.
If youve visited your local lumber yard chances are all the wood in stock is kiln dried-- its industry standard for a number of reasons. Therefore the problem is wood starts out wet after it is logged and cut into boards and it needs to dry. Kiln dried firewood is firewood which has been seasoned by drying in a kiln.
There are two reasons wood is kiln dried. A kiln is just a type of oven used for things like wood and pottery. It is often available for sale in small packages designed for people who need firewood for a few days as on a camping trip although it is also possible to purchase larger loads of kiln dried firewood.
Even though reclaimed wood can be over a hundred years old it may still contain 13-17 moisture. Kiln dried wood is lumber that has been rough-cut from logs and then dried in a special chamber built for that purpose. Kiln dried lumber is lumber that has been heated in a kiln so that it has a low moisture content.
Case hardening describes lumber or timber that has been dried too rapidly. Wood is air-dried or dried in a purpose built oven kiln. When the drying process is complete the lumber usually has a moisture content of between 6 and 8 making it significantly dryer than green lumber or air dried lumber.