Mixture for lightweight concrete production

• Main Authors: DAXNER JAROMIR, MARTAUZ PAVEL
• Format: Patent
• Language: English; Slovak
• Published: 06.05.2019
• Subjects: ARTIFICIAL STONE; CEMENTS; CERAMICS; CHEMISTRY; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS; CONCRETE; LIME, MAGNESIA; METALLURGY; REFRACTORIES; SLAG; TREATMENT OF NATURAL STONE

The foamed concrete composition comprises a filler from the group of silica sand, a binder from the group of lime, cement, a gas-forming material from the group of fine powdered aluminum, a paste containing fine powdered aluminum, auxiliaries from the group of gypsum, energy-gypsum, chemogypsum, gypsum, anhydrite, and blending water, wherein the blend comprises carbon and/or graphite in an amount of 5 to 25% by weight, silica sand in an amount of 65 to 80% by weight, lime in an amount of 6 to 25% by weight, cement in an amount of up to 25% by weight and gypsum in an amount of up to 5 weight. Zmes na výrobu ľahčených betónov obsahuje plnivo zo skupiny kremičitý piesok, spojivo zo skupiny vápno, cement, plynotvorné látky zo skupiny jemný práškový hliník, pasta obsahujúca jemný práškový hliník, pomocné látky zo skupiny sadrovec, energosadrovec, chemosadrovec, sadra, anhydrit, a zámesovú vodu, kde táto zmes obsahuje uhlík a/alebo grafit v množstve 5 až 25 % hmotn., kremičitý piesok v množstve 65 až 80 % hmotn., vápno v množstve 6 až 25 % hmotn., cement v množstve do 25 % hmotn. a sadrovec v množstve do 5 % hmotn.