Preparation before painting of water-like wood

Water-like wood lacquering
be done after carpentry work is completed. No matter how narrow and limited the space environment, it must be clean and free of dust, ash and debris. The best state of the coating environment is room temperature, and the temperature is constant, humidity is below 70%, accompanied by gentle ventilation
chinese
. Under these conditions, water can be guaranteed to evaporate quickly, reducing or eliminating wood grain, long burrs and other phenomena. Coating ambient temperatures below 15 degrees C, or above 30 degrees C, can affect the coating effect. Painting should be carried out in fine weather. Spraying construction must be without the need to paint cover tightly, a paint fog stained.
brush with soft brush, the requirements do not lose hair, soft, absorbent strong, before the use of the first to exhaust the fixed hair, and wash with clean water, shake dry water and then use. It must be noted that the brush paint must be pre-wet with water, but there must be no drip, otherwise the paint brush quickly dry solidified scrap, or paint paint in the paint brush dry slag, affecting the coating effect.
spray can be used with ordinary air compressor or air jet airless sprayer, high-pressure airless sprayer is not often used for advanced coating. Spray gun caliber 1.0-1.2mm, pressure 3-5bar, paint output adjustable. All parts in the spray equipment that come into contact with the lacquer solution must be made of stainless steel or protected with teteflon lining and must not be made of aluminum. Additives in water, water-based resins, and
coatings
may contain substances that react with aluminum and aluminum alloys, which can cause dot rust, powdering, and staining and color change of lacquer. Wipe the silk cotton ball must not lose fiber, before use must also be soaked with water and squeeze dry water.
addition, you also need to prepare sand cloth for grinding, from 200 to 1000 will be used, especially more than 600 sand cloth used the most. Sand cloth containing stingric acid is not available, otherwise the residue of statate after grinding may cause shrink holes in the paint solution.
the paint liquid should be fully stirred before use, especially the paint and paint with light powder is very necessary. Do not mix paint with shock. In order to ensure the quality of paint, water-based paint must be filtered before use, varnish with more than 300 mesh filter, color paint with more than 200 mesh filter filter, factory drawings with the corresponding number of paper core filter filter.
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