Paint knowledge: paint finishing precautions

Core tips: paint coating precautions: paint coating refers to the paint treatment of the surface of wood products such as wardrobe, heating hood, skirting line, various modeling doors, etc There are many kinds of painting technology, from the effect, there are two kinds of transparent coating and opaque coating In the construction, due to incorrect operation and process, it is easy to cause paint effect defects You should know about this so that you can find and require improvement in time during the supervision Pay attention to the whitening of paint film in the basic materials of paint, nitrocellulose varnish is the most widely used Nitrocellulose varnish is greatly affected by the change of air humidity During the painting construction in rainy days and wet seasons in the north, the Paint agent, top 10 Chinese wall paint brands Recommended introduction: interior wall paint and exterior wall paint can achieve beautiful, clean and pleasant effects, but the effects in different environments are different, so the color of the paint will be different There are ten brands of Chinese paint, ten brands of global paint, ten brands of Chinese wall paint, and ten brands of Chinese paint, Famous trademark of Chinese paint and coating In private rooms, most of us choose according to our own personality, personal hobbies and living habits The younger generation will choose the interior wall paint with rich colors and bright colors, while the older ones will have some working experience Paint Home News: paint finishing notes: paint finishing refers to the decoration of wood such as wardrobe, heating hood, skirting line, all kinds of modeling doors and other surfaces for paint treatment There are many kinds of painting technology, from the effect, there are two kinds of transparent coating and opaque coating In the construction, due to incorrect operation and process, it is easy to cause paint effect defects You should know about this so that you can find and require improvement in time during the supervision Pay attention to the whitening of paint film in the basic materials of paint, nitrocellulose varnish is the most widely used Nitrocellulose varnish is greatly affected by the change of air humidity When painting in rainy days and wet seasons in the north, the phenomenon of translucent milky white five layers often occurs in the paint film, which is caused by the incomplete evaporation of water in the paint film It can be made up by drying the white part with infrared baking lamp, and then applying another layer of paint with appropriate amount (10% - 15%) butanol moisture-proof agent In this way, the construction site shall be kept properly dry Pay attention to the color difference and spot At present, the process of mixing oil is very popular It is composed of two or more different color paints In the process of painting, if the paint body is not evenly mixed, there will be uneven color phenomenon when painting, which requires the construction personnel to change with the painting and properly brush several times When the paint film of the first paint is too smooth, {todayhot} or there are water vapor, grease and sundries on the paint surface, it will make the paint film of the later painting unable to adhere firmly locally, forming many spots The way to deal with it is to wait until the first paint is dry, first wipe off the oil stain on the surface with soap, and then gently polish the surface with fine wood sandpaper, and then brush the paint Pay attention to wrinkling and sagging when we touch the surface of wood with our hands, it will feel uneven, which is mainly due to the reasons that the paint film is not dry on the surface, or the coating is too thick, the film viscosity is too large, and the direct sunlight exposure The prevention and control measures are to make the paint viscosity appropriate, each layer of paint film should not be too thick, the brush hair should not be too soft and too long, and at the same time, direct sunlight should be avoided The phenomenon of sagging is quite common, which affects the appearance of decorative surface very much It often occurs at the junction of vertical surface or vertical surface and horizontal surface (edges and corners), which is caused by excessive dilution of paint or excessive amount of paint applied at one time Pay attention to the method When brushing, the thickness of the coating shall be grasped, and the coating shall be brushed quickly and evenly In case of local sagging, the brush shall be used immediately to remove the redundant paint If the painting process is used, the distance between the spray gun and the surface shall be 15-25cm In case of falling, the paint film shall be polished with sandpaper after drying before spraying Home of coatings is specialized in coatings, diatom mud, paint coating, coating technology, fire retardant coating news and coating, diatom mud, paint coating, coating technology, fire retardant coating decoration knowledge and decoration renderings,