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Self-leveling concrete was invented in 1952 by Axel Karlsson from Sweden. The first product was a combination of wood glue, fine sand and cement with additives. [1] It was called flytspackel, which directly translates to "floating putty". The term self-leveling can be traced back to a patent applied by the company Lafarge in 1997. [2]
Gypsum concrete is a building material used as a floor underlayment used in wood-frame and concrete construction for fire ratings, sound reduction, radiant heating, and floor leveling. [1] It is a mixture of gypsum plaster, Portland cement, and sand. [1]
Self-levelling may refer to: Self-levelling suspension; Self-leveling paint; Self compacting concrete; Self-leveling compound This page was last edited on ...
Concrete sealers are applied to concrete to protect it from surface damage, corrosion, and staining.They either block the pores in the concrete to reduce absorption of water and salts or form an impermeable layer which prevents such materials from passing.
Sealant is a substance used to block the passage of fluids through openings in materials, [1] a type of mechanical seal. In building construction sealant is sometimes synonymous with caulk (especially if acrylic latex or polyurethane based) [ 2 ] and also serve the purposes of blocking dust, sound and heat transmission.
This is caused by the wood rubbing against other wood, usually at a joint of the subfloor. Firmly securing the pieces to each other with screws or nails may reduce this problem. Floor vibration is a problem with floors. Wood floors tend to pass sound, particularly heavy footsteps and low bass frequencies. Floating floors can reduce this problem ...
To limit self-desiccation shrinkage during hardening, SAPs were added as an internal curing agent in cementitious systems with a low water-to-binder ratio. Aside from reducing autogenous shrinkage, SAPs may be added to cementitious materials to improve freeze-thaw resistance and induce self-sealing and self-healing properties. In terms of the ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 8 December 2024. Type of manufactured floor covering This article needs additional citations for verification. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed. Find sources: "Laminate flooring" – news · newspapers · books ...
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