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A common problem analysis really stone paint construction

by:Opal     2021-01-18
Really stone paint leveling to spray seal primer, crossed into - glue double tape into paragraphs to spray the first layer really stone paint, tore down a layer of adhesive tape to spray the second really stone paint, tore down the tape to mortar joint processing, spraying paint on the second floor. The quality control of 1 really stone paint. Small particles really stone paint should be adopted. After spraying, surface should be smooth, small ripple, uniform particle size distribution, density, color evenly. 2. Mortar joint should be vertical and horizontal, flat, uniform width. The tear framework, should pay special attention to don't take off the primer. 3. For all angles, the layout should be from long to short while, give a person a kind of the visual effect of the whole brick masonry. 4. Separation zone should use tape, it really stone paint has good adsorption effect. If you use adhesive tape, plastic surface will result in true stone paint. At the same time, during the period of construction, in the summer for tape with good temperature resistance, in order to avoid tape on the back of the melt in high temperature, this will lead to tape is difficult to tear apart and show. 5. Master tape tearing and peel time apart. Really stone paint surface drying, by hand press can tear apart and unfolds, no obvious phenomenon of indentation and sticky. If the tear and peel too early, really stone paint will flow out. If to tear too late, a separation zone is not easy to tear, 2 it is grey joints really stone paint will be torn off, ash seam is not straight. 6. The same monomer really stone paint should be done once, in order to reduce off color. One common quality problem analysis. 'White' under the influence of water survey reasons, first of all, this and really stone paint used in the preparation of emulsion has a lot to do. In order to improve the stability of the emulsion, emulsion manufacturers use too much of some surface active agent, resulting in a decline in the water resistance of the emulsion. Secondly, in order to save costs, really stone paint manufacturers only add a small amount of lotion, make the really stone paint film after drying loose and dense enough, paint film is bibulous rate is higher, low bond strength. Once met long rainy days, rain will gradually into the paint film, make really stone paint film to bleach. Third, some stone paint manufacturers in the preparation of paint to join a large amount of thickening agent, such as hydroxyl methyl fiber rope, hydroxyethyl cellulose, which is a water soluble or hydrophilic, stone paint film residue in the paint, after reducing the water resistance of coatings. 2. 'Flower' is the base. Inferior cement mortar is made of. The ratio of cement mortar is not allowed to or short maintenance cycle. Construction really stone paint thickness is not uniform, really stone paint quantity is too small is too thin. Cellulose proportion in the production of really stone paint is too big. 3. When spraying splash in the first place, really stone paint the natural gravel particles may not match, really stone paint consistency is not reasonable. Second, may be the construction cause, such as gun diameter is too large, improper selection pressure spray gun, etc. 4. Yellow is mainly caused by the quality problem of the emulsion in really stone paint. Some really stone paint manufacturers use inferior acrylic emulsion as binder, etc. After ultraviolet irradiation, the emulsion can dissolve and precipitation of non-ferrous material, eventually lead to yellow. 5. 'Pipe' is composed of base oil, mixed with oil in the paint or construction when it rains. 6. Incorrect paint film is the main reason is that the emulsion is too soft or low content of emulsion, caused in the process of film coating is not quite close together. Source: WWW. kobojc。 com
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