Low-priced non-standard board, most of its raw materials, poor quality, the appearance of decay or insects, etc., the manufacturer can only cut it or thin, so that it does not seem too much problem, so that the processing of the floor will change Become a non-standard board. What is more, many manufacturers will re-processing the remaining wood scrap, so that the production of the floor price will be cheaper. Such as many consumers in the purchase of the floor when the special board, wide board, this phenomenon is relatively common.
In fact, because the wood will be with the ambient temperature and humidity changes and expansion and contraction phenomenon, the wider the greater the deformation coefficient of the board. In particular, some manufacturers in order to meet the consumer psychology, will be some of the low-grade materials made of low-plate to sell,
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