Inside wall waterproof putty is a kind of base material used for wall repair and leveling, which lays a good foundation for the next decoration (painting and wallpaper). General type putty is Y type, water-proof type putty is N type.
Water-resistant putty is better than ordinary putty in handle: the surface of water-resistant putty is smooth and delicate after construction, and the putty after lighting treatment will give people a slippery feel, which has decorative effect and can be used as decorative layer. The whiteness and density of waterproof putty can save 25-30% of the amount of coatings used in the wall of waterproof putty compared with that of ordinary putty. In addition, the water-resistant putty powder requires that the product should be soaked in water for 48 hours after scraping, without peeling, cracking and bulging, and the bonding strength can reach above 0.30 Mpa. Compared with ordinary putty,
Water-resistant putty powder for inner wall of green boat
The quality requirement of water-resistant putty production is higher, and the cost of common type is higher. The price is relatively lower than that of water-resistant putty. However, because the product is strong and gummy, it is difficult to mix and scrape batches, and has high strength, water-resistant putty is more difficult to polish than ordinary putty. Alkaline before the wall is dry, will produce a certain amount of alkaline calcium hydroxide, generally will last 5-7 days to disappear, if this alkalinity is not well controlled, it will make the builder have a burning feeling, but also may make the paste decomposition of the surface latex paint, resulting in uneven color situation.
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