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 Your current position: Home >> Products >> Waterproof Coating >> Waterborne Polyurethane Waterproof Coating detailWaterborne Polyurethane Waterproof Coating
Published by:2026-2-8 Categories: Waterproof Coating Viewed by: 88 times 
Tools preparation: clean tools including saw toothed plastic scraper, brush ,plastic drum, rubber gloves and shovel knife.Application environment requirement: sealant should be installed in the cleaning condition at 5~35°C relative humidity 35~85%RH. Cleaning substrates surface:substrate should be solid without loose materials; dry without construction on the wet substrates; clean without dust ,oil, asphalt, tar, paint, wax, rust,Non-Permeable agent, curing agent, release agent and film etc. It should be cleaned by wiping out, cutting, polishing, sweeping, washing, scrubbing and blowing. The first coating application: first ,brush the wall corner and pipe joints partly ,then using saw toothed plastic scraper to knife-coating in large area. It should require homogeneous without too thick, the thickness of layer should be 0.5mm in general(If too thick, coating layer is easy to emerge bubbles ).
The second coating application: after the fully curing of the first coating layer (about 24 hours), then knife-coating
homogeneously at the second time. The good thickness of the second coating is 1.5 mm. The direction of knife-coating should be vertical with the first direction of knife-coating. Please refer to the first coating application in details. Cleaning tools: dip the tools in methylbenzene or dimethylbenzene(prohibit it strictly to dip in ethyl alcohol solvent), the tools can be used after cleaning the solvent. If long time not be used , it should be washed by alcohol or other organic solvent. The cured sealant should be scraped and teared off.
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