How to judge the quality of particleboard?

2022 10/21

1. From the appearance point of view, look at the size and shape of the sawdust particles in the center of the cross section. The length is generally 5-10MM in length. If it is too long, the structure is loose, and if it is too short, the deformation resistance is poor, and the so-called static bending strength does not meet the standard;

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2. The moisture resistance of wood-based panels depends on its density and moisture-proof agent. No matter how good the moisture-proof performance is when immersed in water, moisture-proof refers to moisture-proof, not waterproof, so it must be distinguished in future use. In the northern region, including The moisture content of North China, Northwest and Northeast panels should generally be controlled at 8-10%; the southern area including coastal areas should be controlled between 9-14%, otherwise the panels will easily absorb moisture and deform.

3. In terms of surface flatness and smoothness, it usually needs to be polished with about 200# sandpaper before leaving the factory. Generally, it is better to be finer up and down. Hang glue.

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