Stone paint: paint the eight common problems

One, the paint peeling off 'may be due to the surface too smooth. If the original paint is glossy or powder ( Using untreated paste paint, new paint will not be firmly adhered on the surface, or could be rusty spot rotting wood or metal, or may be due to poor quality of the paint peeling off. A small area of the paint peeling, can use first fine sand paper burnish, then wipe putty, paint primer, and then repaint. Large area of spalling have to scrape and repaint. 2. Paint the bubble in the first place, puncture bubbles. If you have the water out, this means that the paint layer behind or below the water infiltration. Once the paint is exposed to sunshine, moisture evaporates into steam, which will promote the paint skin to form bubbles. At this point, the foaming paint by the hot air gun, let the wood natural drying, and then primer, and then repaint the entire surface. If there is no water on the bubble, may be the wood grain is broken, and there is a small amount of air. Once the air is exposed to sunshine, coat of paint will swell. In the face of such situation, the first scraped the paint, blister and packing with resin filling cracks, painting or coating packing, scraped the paint TuWei hole directly after paint. 3. Cracks appear in most cases, before painting again, should use chemical paint remover or hot air spray gun to remove the paint. If rupture range is not big, can use sand mill or wet sand paper wet water, to remove broken paint. Is after exterior burnish is smooth, coated with putty, primer and paint again. 4. There are several reasons for dirty dirty paint surface points. For example, the water in emulsioni paint dissolves a wall material, rust paint surface, wipe with steel wool surface can produce rusty spot, the wall of the wall inside the dark pipe leakage and produce dirty spots. In order to prevent dirty point, we can brush a priming paint that contains aluminium powder. If there is a stain, can be in the place of besmirch, first remove remove emulsioni paint. After brush the primer containing aluminum powder, can repaint. 5. Lose luster is no primer, or primer and paint directly coated gloss before drying. As a result, the gloss loss due to wood absorbs luster. The poor quality of gloss paint is also a factor. With dry sand paper and wet sandpaper, old paint, brush off the dust on the ground, with a clean damp cloth to wipe the surface, after waiting for paint dry brush again. Should pay special attention to it when the paint in a very low temperature environment is likely to lose its luster. 6. Rough paint on the surface of the rough surface of new paint, usually because of using the paint brush is not clean, or by the environment pollution. May also be a paint and paint skin before using the precipitation and filtering, was caught dust dirty or wet paint. In order to prevent the above problems, must use clean paint brush and bucket. Before using the old paint, paint filter paper must be used or clean nylon socks filters. In addition, the paint when working, you should use the lid or cardboard cover paint surface, in order to prevent the dust. If the paint surface is rough, after completely dry, use dry sand paper and wet sand paper burnish, wipe clean, then brush it again. Should pay special attention to the brush clean. 7, paint dry indoor and ventilated bad or temperature is too low, the paint will dry slowly. This is to open all the doors and Windows for ventilation, or put a heater to raise room in the room temperature. If the problem cannot be solved, the paint surface may be fat. This can be achieved by chemical paint remover or heating to remove paint, wipe the surface completely, and paint again. 8. Stick insects in the paint surface tried to remove the worm when wet paint, then with the brush on the surface with a little oil. If the paint has begun to dry, wait for paint film to erase completely hardened worms, lest flyblown surface.