Metope lacquer crack? How to prevent metope lacquer coating cracking _ emulsioni paint | opal chemical water paint
by：Opal
2021-01-18
In decorating, metope lacquer is one of the more common but decorative paint, using good can make metope more beautiful.
However, after a lot of people in the brush the wall paint found the phenomenon such as cracking, peeling, empty drum, metope lacquer crack?
How to prevent metope lacquer coating cracking, with below small make up together and see it.
metope lacquer coating cracking common
1, the metope grassroots untreated clean before painting, accompanied by oil, water and other stains.
2, cement base not completely dry, property of metope paint primer.
3, primers and paint besmear brushs time interval is too short, not completely dry primer paint, or paint a single coating too thick, and the second time without completely dry brush paint, coating and drying expansion led to cracking.
4, before brushing primer, no grinding or polishing at the grass-roots level is not enough, lead to primer and adhesion at the grassroots level, the appearance of peeling off.
5, coating, environmental impact during the construction of the temperature too high or too low, the temperature difference before and after the construction is too big, drying paint film is subjected to heat and cold expansion cracking phenomenon occurs.
6, primer paint is not used, result in bit at the bottom of primer and poor adhesion; Primers and paint appear delaminating phenomenon.
metope lacquer coating cracking solution
1, in the product when the choice, should choose the high quality of products. Primer, paint construction process of form a complete set of products.
2, brush paint before metope processing clean, avoid to metope paint performance and quality at the grass-roots level.
3, coating after drying under the brush paint again.
4, construction environment is clean, the construction of the temperature and humidity control; Drying temperature difference should not exceed the product requirements.
metope lacquer most common problems are caused due to construction technology and the quality of the products, so when undertaking metope lacquer decoration, in addition to select qualified metope lacquer, construction is also very important.
metope lacquer coating cracking common
1, the metope grassroots untreated clean before painting, accompanied by oil, water and other stains.
2, cement base not completely dry, property of metope paint primer.
3, primers and paint besmear brushs time interval is too short, not completely dry primer paint, or paint a single coating too thick, and the second time without completely dry brush paint, coating and drying expansion led to cracking.
4, before brushing primer, no grinding or polishing at the grass-roots level is not enough, lead to primer and adhesion at the grassroots level, the appearance of peeling off.
5, coating, environmental impact during the construction of the temperature too high or too low, the temperature difference before and after the construction is too big, drying paint film is subjected to heat and cold expansion cracking phenomenon occurs.
6, primer paint is not used, result in bit at the bottom of primer and poor adhesion; Primers and paint appear delaminating phenomenon.
metope lacquer coating cracking solution
1, in the product when the choice, should choose the high quality of products. Primer, paint construction process of form a complete set of products.
2, brush paint before metope processing clean, avoid to metope paint performance and quality at the grass-roots level.
3, coating after drying under the brush paint again.
4, construction environment is clean, the construction of the temperature and humidity control; Drying temperature difference should not exceed the product requirements.
metope lacquer most common problems are caused due to construction technology and the quality of the products, so when undertaking metope lacquer decoration, in addition to select qualified metope lacquer, construction is also very important.
