[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.sammarkiewi.cz\/kde-vsude-nachazi-uplatneni-kremicity-filtracni-pisek\/#Article","mainEntityOfPage":"https:\/\/www.sammarkiewi.cz\/kde-vsude-nachazi-uplatneni-kremicity-filtracni-pisek\/","headline":"Kde v\u0161ude nach\u00e1z\u00ed uplatn\u011bn\u00ed k\u0159emi\u010dit\u00fd filtra\u010dn\u00ed p\u00edsek","name":"Kde v\u0161ude nach\u00e1z\u00ed uplatn\u011bn\u00ed k\u0159emi\u010dit\u00fd filtra\u010dn\u00ed p\u00edsek","description":"Baz\u00e9nov\u00e1 filtrace\u2013 filtra\u010dn\u00ed p\u00edsek https:\/\/www.chlorito.cz\/pisek-do-piskovych-filtru o st\u0159edn\u011b hrub\u00e9 frakci mezi 0,6 a 1,2 mm, jeho\u017e zrna tvo\u0159\u00ed k\u0159emenn\u00fd nerost, se vyu\u017e\u00edvaj\u00ed ji\u017e des\u00edtky let pro filtrov\u00e1n\u00ed vody v baz\u00e9nech a v\u00ed\u0159iv\u00fdch l\u00e1zn\u00edch. Velikost frakce je podstatn\u00e1 pro spr\u00e1vn\u00e9 fungov\u00e1n\u00ed cel\u00e9ho syst\u00e9mu, v p\u0159\u00edli\u0161 velk\u00fdch zrnk\u00e1ch se nezachyt\u00ed v\u011bt\u0161ina ne\u010distot a mezi mal\u00fdmi zrn\u00ed\u010dky pak nebude […]","datePublished":"2019-09-15","dateModified":"2023-05-05","author":{"@type":"Person","@id":"https:\/\/www.sammarkiewi.cz\/author\/#Person","name":"sammarkiewi.cz\n","url":"https:\/\/www.sammarkiewi.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/64d58fab86512053c8bb518a6563e7284bb4a3422dc9af0106c3f39575364c7b?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/64d58fab86512053c8bb518a6563e7284bb4a3422dc9af0106c3f39575364c7b?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"sammarkiewi.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.sammarkiewi.cz\/wp-content\/uploads\/img_a351924_w1717_t1566462210.jpg","url":"https:\/\/www.sammarkiewi.cz\/wp-content\/uploads\/img_a351924_w1717_t1566462210.jpg","height":0,"width":0},"url":"https:\/\/www.sammarkiewi.cz\/kde-vsude-nachazi-uplatneni-kremicity-filtracni-pisek\/","about":["Z\u00e1bava"],"wordCount":440,"articleBody":"        Baz\u00e9nov\u00e1 filtrace\u2013 filtra\u010dn\u00ed p\u00edsek https:\/\/www.chlorito.cz\/pisek-do-piskovych-filtru o st\u0159edn\u011b hrub\u00e9 frakci mezi 0,6 a 1,2 mm, jeho\u017e zrna tvo\u0159\u00ed k\u0159emenn\u00fd nerost, se vyu\u017e\u00edvaj\u00ed ji\u017e des\u00edtky let pro filtrov\u00e1n\u00ed vody v baz\u00e9nech a v\u00ed\u0159iv\u00fdch l\u00e1zn\u00edch. Velikost frakce je podstatn\u00e1 pro spr\u00e1vn\u00e9 fungov\u00e1n\u00ed cel\u00e9ho syst\u00e9mu, v p\u0159\u00edli\u0161 velk\u00fdch zrnk\u00e1ch se nezachyt\u00ed v\u011bt\u0161ina ne\u010distot a mezi mal\u00fdmi zrn\u00ed\u010dky pak nebude dostate\u010dn\u011b prot\u00e9kat voda, a to by p\u0159\u00edli\u0161 p\u0159et\u011b\u017eovalo \u010derpadlo.  V\u00fdroba skla\u2013 k\u0159emi\u010dit\u00fd p\u00edsek slou\u017e\u00ed jako z\u00e1kladn\u00ed surovina pro v\u00fdrobu skla. D\u00edky tomu tak\u00e9 vznikaly skl\u00e1rny p\u0159ev\u00e1\u017en\u011b tam, kde se jej vyskytovalo nejv\u00edc, tedy v okol\u00ed horsk\u00fdch \u0159ek, anebo pobl\u00ed\u017e nalezi\u0161\u0165 kopan\u00e9ho p\u00edsku. Podstatn\u00e9 je v\u017edy jeho chemick\u00e9 slo\u017een\u00ed, p\u0159i\u010dem\u017e mus\u00ed p\u0159eva\u017eovat oxid k\u0159emi\u010dit\u00fd a k\u0159emi\u010ditany, p\u0159\u00edpadn\u011b oxidy \u017eeleza. Sl\u00e9v\u00e1rensk\u00e9 formy \u2013 ve sl\u00e9v\u00e1rn\u00e1ch pro v\u00fdrobu kovov\u00fdch nebo plastov\u00fdch odlitk\u016f se b\u011b\u017en\u011b vyu\u017e\u00edv\u00e1 velmi jemn\u00e9 p\u00edskov\u00e9 frakce pro tvorbu odl\u00e9vac\u00edch forem. Materi\u00e1l se vysype do vn\u011bj\u0161\u00ed formy, vnit\u0159ek se opat\u0159\u00ed j\u00e1drem a p\u00edskov\u00e9 m\u00e9dium se pak zhutn\u00ed tlakov\u00fdm vzduchem. Je to jeden z velmi \u010dast\u00fdch zp\u016fsob\u016f vyu\u017eit\u00ed k\u0159emi\u010dit\u00e9ho p\u00edskov\u00e9ho m\u00e9dia o jemn\u00e9 frakci, kter\u00e1 se pou\u017e\u00edv\u00e1 i do baz\u00e9nov\u00e9 filtrace. P\u00edskov\u00e1n\u00ed travnat\u00fdch ploch\u2013 tam, kde je tr\u00e1vn\u00edk p\u0159\u00edli\u0161 drnovat\u00fd a hutn\u00fd, je vhodn\u00e9 jeho prokyp\u0159en\u00ed a provzdu\u0161n\u011bn\u00ed. To se prov\u00e1d\u00ed sm\u011bs\u00ed zeminy s p\u00edskem o zrnitosti zhruba 0,4 \u2013 1,3 mm. Majitel\u00e9 zahradn\u00edch baz\u00e9n\u016f tak mohou star\u00e9 pou\u017eit\u00e9 m\u00e9dium z baz\u00e9nov\u00e9 filtrace efektivn\u011b zu\u017eitkovat pr\u00e1v\u011b t\u00edmto zp\u016fsobem. D\u011btsk\u00e1 p\u00edskovi\u0161t\u011b\u2013 nejv\u011bt\u0161\u00edm probl\u00e9mem d\u011btsk\u00fdch p\u00edskovi\u0161\u0165 b\u00fdv\u00e1 zanesen\u00ed p\u00edsku ne\u010distotami z ovzdu\u0161\u00ed a z okoln\u00edho prost\u0159ed\u00ed. \u010casem se v n\u011bm usazuje pyl, prach, zbytky trav, list\u00ed a zeminy, ale tak\u00e9 pta\u010d\u00ed trus. Vznik\u00e1 pak biologick\u00e9 m\u00e9dium vhodn\u00e9 pro rozmno\u017eov\u00e1n\u00ed r\u016fzn\u00fdch patogen\u016f a jist\u011b uzn\u00e1te, \u017ee to nen\u00ed zrovna ide\u00e1ln\u00ed prost\u0159ed\u00ed pro d\u011btsk\u00e9 hry. P\u00edsek by se m\u011bl m\u011bnit \u010dast\u011bji, povrchov\u00e1 vrstva alespo\u0148 jednou za dva roky, a k tomu se hod\u00ed bu\u010f nov\u00e9 anebo pou\u017eit\u00e9 filtra\u010dn\u00ed m\u00e9dium do baz\u00e9nov\u00e9 filtrace.                                                                                                                                                                                                                                                                                                                                                                                           4.4\/5 - (8 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Kde v\u0161ude nach\u00e1z\u00ed uplatn\u011bn\u00ed k\u0159emi\u010dit\u00fd filtra\u010dn\u00ed p\u00edsek","item":"https:\/\/www.sammarkiewi.cz\/kde-vsude-nachazi-uplatneni-kremicity-filtracni-pisek\/#breadcrumbitem"}]}]