Why do solid wood doors deform and crack

How long have you been using it? If it is newly bought, then you should find a place to sell it to confirm, it is likely that the moisture content of the product itself is too high. If it's been used for a long time, then it depends on whether you have too much humidity there.

Natural wood is affected by various factors in the growth process, resulting in uneven wood density (sunny side, density of growth rings, core material and sapwood), when the wood is planed, it changes the balance of internal stress, causing the wood to deform and crack. >>>More

This is related to the physical properties of the wood, which expands when it absorbs water when it is damp, and returns to its original state after drying, and there are cracks and distortions after many times.

Many friends think that if the solid wood door is cracked, then the solid wood must be fake. In fact, even if it is expensive, there will be cracking, and it also needs to be repaired. >>>More

Solid wood doors are one of the decorative wood that is most prone to deformation and cracking due to the use of wood processing, large plane area, and few fixing points. Because the deformed wooden door will directly lead to the sound insulation, airtightness and beauty of the house, so understanding the deformation of the wooden door has become a particularly important decoration knowledge before decoration. >>>More