General knowledge of coating: main construction methods of epoxy coal tar pitch paint
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Last Update: 2020-04-03
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Source: Internet
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Author: User
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Core tip: mix and mix the coal tar epoxy paint well, then ripen it for 15-30min, and use it up within 4 hours The anti-corrosion coal tar epoxy paint shall be applied by brushing according to the site conditions The construction tools for painting operation shall be clean, and the cleaning and after use treatment shall be appropriate After steel derusting and passing the inspection, the primer and finish coat shall be applied When painting, the welding position of steel assembly shall be reserved as far as possible, with the reserved length of about 150 mm, so as to avoid the difficulty of root cleaning during welding and affect the welding quality The primer shall be applied immediately after the steel sand blasting is qualified Therefore, attention shall be paid to the influence of dust on the painting 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: mix and mix the coal tar epoxy paint well, then ripen it for 15-30min, and use it up within 4 hours The anti-corrosion coal tar epoxy paint shall be applied by brushing according to the site conditions The construction tools for painting operation shall be clean, and the cleaning and after use treatment shall be appropriate After steel derusting and passing the inspection, the primer and finish coat shall be applied When painting, the welding position of steel assembly shall be reserved as far as possible, with the reserved length of about 150 mm, so as to avoid the difficulty of root cleaning during welding and affect the welding quality The primer shall be applied immediately after the steel sand blasting is qualified Therefore, attention shall be paid to the impact of dust on the painting, and the painting shall be as far away from the sand blasting area as possible or the sand blasting construction shall be suspended For the steel surface with a large degree of pit dust, putty should be mixed to make it flat If the paint recoating interval is too long, the paint surface needs to be roughened with emery cloth or grinding wheel before applying the next coat of paint The operation of coal tar epoxy paint shall be carried out in accordance with the material specifications and specifications delivered with the goods After the primer surface is dry, the first finishing coat shall be applied before curing, and after the finishing coat is dry, the second finishing coat shall be applied before curing During construction, the process flow is often continuous, so it is necessary to pay special attention to the painting interval time to ensure that the painting interval is between the minimum and maximum painting interval During site construction, the interval time of coating shall be determined according to the performance of coating and weather conditions When painting, the layers are crisscross, and each layer is repeated The time interval of painting shall meet the technical requirements of the coating, and the film thickness shall meet the design requirements During the drying process of the paint film, the surrounding environment shall be kept clean to prevent the surface of the paint film from being polluted 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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