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(1) Environmental protection: Mainly refers to whether the glue added inside is lysaldehyde or triamide, the latter is very environmentally friendly, but this is not very good for the average customer, the smell is not right, some are long-term, There is no taste. Some are sealed for a long time, and there is a taste. Now the weather is big and the taste is much bigger. The better way is to combine the inspection report and the logo on the wrench. It is not acceptable to see the inspection report. Because a factory will produce different grades of boards, the inspection report will not necessarily be this grade. Combined with the level mark on the board, it looks a lot. In general, manufacturers and merchants can introduce indiscriminately, and bills can be opened indiscriminately. The mouth can say that it can not be recognized, and it can be said that it is wrong on the paper. Doing, playing on the product is not as simple as redoing.
(2) Physical properties: such as gripping force, resistance to deformation, strength, etc. People who don't understand this thing are not very well recognized. Generally, they are recognized from the following: the particles of the moisture-proof board should not be too large, so the strength is not enough, and it should not be too small. This may be wood chips. Cut open to see the section (to be irregular, can not see flat), see there are not many needle-like sheets.
(3) Moisture resistance: This is a worse judgment. Only take a different brand and take it home to soak. 　
Basic characteristics of the moisture barrier
Determine the quality of the moisture-proof board, generally divided into three aspects: