Coating technology: dry time detection of polymer cement waterproof coating
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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 tips: 1 Weigh appropriate liquid and solid components of polymer cement waterproof coating samples placed under standard test conditions for a period of time according to the proportion specified by the manufacturer, mix them and mix them mechanically for 5min, then brush them on the aluminum plate according to the product requirements to prepare the coating film, no blank is allowed The amount of paint is (8 ± 1) g, and the time of finishing painting shall be recorded The specification of aluminum plate is 50mm × 150 mm × 1mm 2 Determination of drying time 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: 1 Weigh appropriate amount of liquid component and solid component respectively according to the proportion specified by the manufacturer for polymer cement waterproof coating samples placed under the standard test conditions for a period of time, mix them and mechanically mix them for 5min, then brush them on the aluminum plate according to the product requirements to prepare the coating film, no blank is allowed The amount of paint is (8 ± 1) g, and the time of finishing painting shall be recorded The specification of aluminum plate is 50mm × 150 mm × 1mm 2 Determination of drying time: Determination of surface drying time and actual drying time The test conditions were (23 ± 2) ℃, and the relative humidity was (50 ± 5)% (1) Determination of surface drying time: after a certain period of time, touch the coating surface with fingers within the range of no less than 10 mm from the edge of the film surface If you feel some sticky, but no coating has been stuck on your fingers, it is surface drying Record the time (2) For the determination of dry time, the coating film prepared by cutting and brushing on the aluminum plate with single-sided safety blade can be considered as dry if there is no adhesion in the bottom layer and the film Note down the time when the coating reaches the dry state, which is the dry state time 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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