"Vliv zmrazovac\u00EDch cykl\u016F na vlastnosti modifikovan\u00E9 s\u00E1dry" . "The effect of freezing cycles upon the mechanical properties of modified gypsum"@en . "gypsum, perlite, frostproof, strenght, porosity"@en . . . . . "Vliv zmrazovac\u00EDch cykl\u016F na vlastnosti modifikovan\u00E9 s\u00E1dry"@cs . "Construmat 2010 Conference about structural materials" . . "Vliv zmrazovac\u00EDch cykl\u016F na vlastnosti modifikovan\u00E9 s\u00E1dry"@cs . "1"^^ . "The effect of freezing cycles upon the mechanical properties of modified gypsum"@en . . . "1"^^ . . . . "P(FT-TA3/005)" . "Byl sledov\u00E1n vliv zmrazovac\u00EDch cykl\u016F na mechanick\u00E9 vlastnosti leh\u010Den\u00E9 s\u00E1dry. Experimenty byly provedeny na s\u00E1drov\u00FDch sm\u011Bs\u00EDch, ve kter\u00FDch byl jako plnivo pou\u017Eit expandovan\u00FD perlit. Vzorky byly zmrazov\u00E1ny v mrazic\u00EDm boxu a pot\u00E9 rozmrazov\u00E1ny ve vodn\u00ED l\u00E1zni. Na studovan\u00FDch vzorc\u00EDch byly stanoveny pevnosti v tahu ohybem a v tlaku a v\u00FDsledky byly porovn\u00E1ny s referen\u010Dn\u00EDmi vzorky. V\u00FDsledky stanoven\u00ED mechanick\u00FDch vlastnost\u00ED uk\u00E1zaly, \u017Ee leh\u010Den\u00E1 s\u00E1dra perlitem nen\u00ED mrazuvzdorn\u00E1 na rozd\u00EDl od standardn\u00ED s\u00E1dry. Je to pravd\u011Bpodobn\u011B zp\u016Fsobeno vysok\u00FDm vodn\u00EDm sou\u010Dinitelem p\u0159i p\u0159\u00EDprav\u011B s\u00E1drov\u00E9 ka\u0161e a tak\u00E9 zv\u00FD\u0161enou porozitou v\u00FDsledn\u00FDch vzork\u016F." . "The effect of freezing cycles upon the mechanical propeties of lightweight gypsum were investigated. Experiments were performed with gypsum in which expanded perlit were used as filling agent. The samples were frosted in a freezing box and then they were thawed in a water bath. Flexural strenght, compressive strenght and porosity were determined on investigated samples and results were compared with reference material. The results of determination of mechanical properties show, that gypsum lightweight by expanded perlite is not so frost-proof like standard gypsum, which is probably due to high water /gypsum ratio and increased porosity."@en . . "2010-06-02+02:00"^^ . "Byl sledov\u00E1n vliv zmrazovac\u00EDch cykl\u016F na mechanick\u00E9 vlastnosti leh\u010Den\u00E9 s\u00E1dry. Experimenty byly provedeny na s\u00E1drov\u00FDch sm\u011Bs\u00EDch, ve kter\u00FDch byl jako plnivo pou\u017Eit expandovan\u00FD perlit. Vzorky byly zmrazov\u00E1ny v mrazic\u00EDm boxu a pot\u00E9 rozmrazov\u00E1ny ve vodn\u00ED l\u00E1zni. Na studovan\u00FDch vzorc\u00EDch byly stanoveny pevnosti v tahu ohybem a v tlaku a v\u00FDsledky byly porovn\u00E1ny s referen\u010Dn\u00EDmi vzorky. V\u00FDsledky stanoven\u00ED mechanick\u00FDch vlastnost\u00ED uk\u00E1zaly, \u017Ee leh\u010Den\u00E1 s\u00E1dra perlitem nen\u00ED mrazuvzdorn\u00E1 na rozd\u00EDl od standardn\u00ED s\u00E1dry. Je to pravd\u011Bpodobn\u011B zp\u016Fsobeno vysok\u00FDm vodn\u00EDm sou\u010Dinitelem p\u0159i p\u0159\u00EDprav\u011B s\u00E1drov\u00E9 ka\u0161e a tak\u00E9 zv\u00FD\u0161enou porozitou v\u00FDsledn\u00FDch vzork\u016F."@cs . "[E90979CCAADB]" . "Slovensk\u00E1 technick\u00E1 univerzita v Bratislave" . . . "296503" . . "26110" . . "Vliv zmrazovac\u00EDch cykl\u016F na vlastnosti modifikovan\u00E9 s\u00E1dry" . . . . "RIV/00216305:26110/10:PU89766" . "Vy\u0161va\u0159il, Martin" . "9"^^ . "978-80-227-3297-0" . "RIV/00216305:26110/10:PU89766!RIV11-MPO-26110___" . "Ko\u010Dovce" . "Bratislava" .