Generally speaking, the moisture content of the wood is normal between 8% and 12%, and there is no cracking or warping during use. Judging the water content of the wood can be judged simply from the drying method of the wood. At present, the drying method of wood has a drying method, a baking method and a steam method. The steam method works best, and the wood often dries thoroughly. Secondly, when there is no special measuring instrument, some simple and easy methods can be used to detect the water content of the wood.
(1) Handcuffs. Gently weigh a lot of wood, the wood with a small water content will be lighter, and the wood with a large water content will be heavier.
(2) Hand touch method. Place your palm flat on the surface of the wood and feel its moisture.
(3) Knocking method. Gently tapping into the wood with long nails, the well-dried wood is often easily nailed, and it is difficult to nail the wood with high humidity.
When choosing wood, be sure to carry the ruler and calculator with you. Some unscrupulous merchants are likely to do things on these two things, and they can take a set to compare them and calculate them in person to avoid being fooled. When calculating the volume of wood, you should pay attention to accuracy. Some merchants will give you less time in length, and calculate more in width and thickness. On the surface, you think it is even, but if you actually calculate it, you will find that you are losing money. . So the calculation is best to be more precise and avoid trouble.
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