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    Home > Coatings News > Paints and Coatings Market > Coating technology: how to construct the multi-layer building coating

    Coating technology: how to construct the multi-layer building coating

    • Last Update: 2020-04-03
    • Source: Internet
    • Author: User
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    Core tip: the coating construction includes the coating of sealer, primer, main coating and surface coating (1) The sealer can be applied by one of three methods: spraying, roller coating or brush coating (2) One of the three methods, spraying, roller coating or brush coating, can be used to fully coat the primer (3) Medium (main) coating shall be evenly mixed and sprayed with spray bucket, and the spots shall be uniform and the size shall be consistent with the design or sample plate When the spots are dry, dip the soft roller into the spot 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 Home of coatings: coating construction includes coating of sealer, primer, main coating, surface coating and other coating supporting systems (1) The sealer can be applied by one of three methods: spraying, roller coating or brush coating (2) One of the three methods, spraying, roller coating or brush coating, can be used to fully coat the primer (3) Medium (main) coating shall be evenly mixed and sprayed with spray bucket, and the spots shall be uniform and the size shall be consistent with the design or sample plate When the spots are dry, dip them in the rubber roller to make the surface smooth The pressure of the air compressor is usually 0.4-0.7mpa If the spraying pressure is too low, the surface of the spray spots will be thick or pile up; otherwise, if the pressure is too high, the spray spots will be too thin and not smooth Large diameter (6-8mm) nozzles should be used for external wall spraying and small diameter (2-4mm) nozzles should be used for internal wall spraying Spray nozzle and spray pressure can also be selected according to spray spot size Generally speaking, 6-8mm nozzle and 0.4-0.5mpa spraying air pressure are used for large spots; 4-6mm and 0.5-0.6mpa spraying air pressure are used for medium spots; 2-4mm nozzle and 0.6-0.7mpa spraying air pressure are used for small spots (4) Surface coating surface coating (including coating or finishing agent) shall be applied by roller or brush Spraying is easy to splash down, but the metallic glossy surface coating must be sprayed, and the surface coating requires two layers to survive Because of the impact of concave and convex spots, roller coating should be back and forth, or the wall is prone to miss painting 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,
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