[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.fileup.cz\/extra-silne-magnety-neodymy-pro-21-stoleti-znate-je\/#Article","mainEntityOfPage":"https:\/\/www.fileup.cz\/extra-silne-magnety-neodymy-pro-21-stoleti-znate-je\/","headline":"Extra siln\u00e9 magnety \u2013 neodymy pro 21. stolet\u00ed. Zn\u00e1te je?","name":"Extra siln\u00e9 magnety \u2013 neodymy pro 21. stolet\u00ed. Zn\u00e1te je?","description":"Pamatujete star\u00e9 \u0161koln\u00ed magnety, kter\u00e9 sotva udr\u017eely p\u0159icvaknut\u00fd list pap\u00edru? Minulost. Dne\u0161n\u00ed neodymov\u00e9 siln\u00e9 magnety udr\u017e\u00ed i tis\u00edcin\u00e1sobek sv\u00e9 hmotnosti. Z \u010deho jsou vyroben\u00e9 a jak se takov\u00e9 magnety daj\u00ed vyu\u017e\u00edt t\u0159eba doma? Pod\u00edvejte se na p\u00e1r tip\u016f a vyzkou\u0161ejte. V minulosti byly pou\u017e\u00edvan\u00e9 hlavn\u011b \u0161edo\u010dern\u00e9 feritov\u00e9 magnety. Ob\u010das b\u00fdvaly lakovan\u00e9 dozelena nebo jinak. \u201eFerity\u201c...","datePublished":"2021-05-04","dateModified":"2024-03-20","author":{"@type":"Person","@id":"https:\/\/www.fileup.cz\/author\/#Person","name":"","url":"https:\/\/www.fileup.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/2b882a21216b34ba28e79730eea9356b725e9a0bf9885ae3bedd792ae606fb10?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/2b882a21216b34ba28e79730eea9356b725e9a0bf9885ae3bedd792ae606fb10?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"fileup.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.fileup.cz\/wp-content\/uploads\/UMG2135-Extra-silne-magnety-pro-21-stoleti-uvodni_plREU8.jpg","url":"https:\/\/www.fileup.cz\/wp-content\/uploads\/UMG2135-Extra-silne-magnety-pro-21-stoleti-uvodni_plREU8.jpg","height":0,"width":0},"url":"https:\/\/www.fileup.cz\/extra-silne-magnety-neodymy-pro-21-stoleti-znate-je\/","about":["V\u00fdrobky"],"wordCount":620,"articleBody":"          Pamatujete star\u00e9 \u0161koln\u00ed magnety, kter\u00e9 sotva udr\u017eely p\u0159icvaknut\u00fd list pap\u00edru? Minulost. Dne\u0161n\u00ed neodymov\u00e9 siln\u00e9 magnety udr\u017e\u00ed i tis\u00edcin\u00e1sobek sv\u00e9 hmotnosti. Z \u010deho jsou vyroben\u00e9 a jak se takov\u00e9 magnety daj\u00ed vyu\u017e\u00edt t\u0159eba doma? Pod\u00edvejte se na p\u00e1r tip\u016f a vyzkou\u0161ejte. V minulosti byly pou\u017e\u00edvan\u00e9 hlavn\u011b \u0161edo\u010dern\u00e9 feritov\u00e9 magnety. Ob\u010das b\u00fdvaly lakovan\u00e9 dozelena nebo jinak. \u201eFerity\u201c se\u017eenete i dnes, ale pro praktick\u00e9 pou\u017eit\u00ed se moc nehod\u00ed, maj\u00ed malou magnetickou s\u00edlu.   Siln\u00e9 magnety ze slitiny neodymu Nejsiln\u011bj\u0161\u00ed, dnes b\u011b\u017en\u011b dostupn\u00e9 permanentn\u00ed magnety, jsou neodymov\u00e9. Vyr\u00e1b\u011bj\u00ed se ze slitiny \u017eeleza, boru, neodymu a dal\u0161\u00edch kov\u016f. P\u0159ed silnou magnetizac\u00ed je je\u0161t\u011b v\u00fdrobci opat\u0159uj\u00ed ochrannou vrstvou z niklu, zinku, plastem \u010di pry\u017e\u00ed. Jsou pak v\u00edce odoln\u00e9 vliv\u016fm po\u010das\u00ed. Permanentn\u00ed magnety funguj\u00ed bez elekt\u0159iny Co vlastn\u011b znamen\u00e1 slovo \u201epermanentn\u00ed\u201c? Neodymov\u00e9 magnety pro sv\u016fj provoz nepot\u0159ebuj\u00ed elekt\u0159inu, jako elektromagnety. Funguj\u00ed trvale. Pokud sou\u010dasn\u011b pou\u017e\u00edv\u00e1te i star\u0161\u00ed, slab\u0161\u00ed typy magnet\u016f, nap\u0159\u00edklad feritov\u00e9, dejte pozor. Jestli\u017ee siln\u00e9 neodymov\u00e9 magnety p\u0159ibl\u00ed\u017e\u00edte k t\u011bm slab\u0161\u00edm, anebo t\u0159eba k magnetick\u00e9 f\u00f3lii, hroz\u00ed demagnetizace magnetick\u00e9 s\u00edly slab\u0161\u00edch magnet\u016f. Siln\u011bj\u0161\u00ed neodymov\u00e9 magnety ty slab\u0161\u00ed mohou \u201evyb\u00edt\u201c. Neodymov\u00fd magnet unese i tis\u00edcin\u00e1sobek hmotnosti Neodymov\u00e9 magnety jsou velice siln\u00e9. Unesou mnohon\u00e1sobek sv\u00e9 hmotnosti. Magnety uzvednou dokonce i slona. Neodymy jsou obsa\u017een\u00e9 tak\u00e9 v b\u0159emenov\u00fdch magnetech, kter\u00fdmi se d\u00e1 zvednout i n\u011bkolikatunov\u00e9 b\u0159emeno. Kde se siln\u00e9 magnety pou\u017e\u00edvaj\u00ed? Kde se daj\u00ed siln\u00e9 magnety pou\u017e\u00edt? I kdy\u017e nejsou v\u011bt\u0161inou moc vid\u011bt, najdete je v mnoha spot\u0159ebi\u010d\u00edch, automobilech, jsou z\u00e1kladem pro magnetick\u00e9 dr\u017e\u00e1ky, magnetick\u00e9 stavebnice a hlavolamy. Uplatn\u011bn\u00ed maj\u00ed rovn\u011b\u017e ve v\u011bd\u011b, potravin\u00e1\u0159stv\u00ed i ml\u00fdnech, kde magnetick\u00e1 s\u00edla z obil\u00ed zachycuje kovov\u00e9 \u0161pony, \u0161rouby, je\u017e se uvol\u0148uj\u00ed b\u011bhem sklizn\u011b z kombajn\u016f a techniky. 5 n\u00e1pad\u016f pro vyu\u017eit\u00ed magnet\u016f v dom\u00e1cnosti Jak magnety vyu\u017e\u00edt i doma? Inspirujte se p\u011bti n\u00e1pady. 1) Magnetky pro p\u0159icvaknut\u00ed vzkaz\u016f Kancel\u00e1\u0159sk\u00e9 magnety, magnetick\u00e9 figurky i magnetick\u00e9 ty\u010dky jsou vhodn\u00e9 pro p\u0159icvaknut\u00ed recept\u016f k ledni\u010dce, n\u00e1kupn\u00edch seznam\u016f a vzkaz\u016f, tak\u00e9 pro p\u0159ipevn\u011bn\u00ed pohlednic, fotografi\u00ed, obr\u00e1zk\u016f ke kovov\u00e9 magnetick\u00e9 n\u00e1st\u011bnce v d\u011btsk\u00e9m pokoji.  2) Magnetick\u00e1 ch\u0148apka V\u0161ijete-li magnet k lemu ch\u0148apky, m\u016f\u017eete ji pak p\u0159icvaknout t\u0159eba na bok mikrovlnky, lednice, ke kovov\u00e9 z\u00e1rubni dve\u0159\u00ed. Pro tyto \u00fa\u010dely jsou k dispozici speci\u00e1ln\u00ed za\u0161\u00edvac\u00ed magnety. 3) Magnety na secvaknut\u00ed z\u00e1v\u011bs\u016f Vlaj\u00ed v\u00e1m v pr\u016fvanu z\u00e1v\u011bsy? Vlepte nebo za\u0161ijte na konce stuhy siln\u00e9 kotou\u010dov\u00e9 magnety. Potom sp\u00ednac\u00ed stuhu omotejte okolo z\u00e1v\u011bsu a konce s magnety secvakn\u011bte k sob\u011b. Tip: Inspirujte se postupy, co z magnet\u016f vyrobit na blogu Magnetik.cz 4) Magnetick\u00e9 h\u00e1\u010dky k zav\u011b\u0161en\u00ed \u010dehokoliv Pot\u0159ebujete ke st\u011bn\u011b \u010di konstrukci p\u0159imontovat z\u00e1v\u011bsn\u00e9 h\u00e1\u010dky, ale nechce se v\u00e1m do n\u00ed vrtat? Siln\u00e9 magnetick\u00e9 h\u00e1ky a h\u00e1\u010dky dob\u0159e dr\u017e\u00ed na oceli i \u017eeleze a unesou i des\u00edtky kilogram\u016f. Vyzkou\u0161ejte. 5) Teleskopick\u00fd magnet \u2013 pomocn\u00edk do kapsy Zapadly v\u00e1m kl\u00ed\u010de za sk\u0159\u00ed\u0148 nebo do mezery vedle autoseda\u010dky? Vysunovac\u00ed magnet se vejde i do kapsy a kabelky. Rozt\u00e1hnete jej b\u011bhem chvilky, str\u010d\u00edte ho do nep\u0159\u00edstupn\u00fdch prostor, kl\u00ed\u010de se k n\u011bmu p\u0159icvaknou a v pohod\u011b je vyt\u00e1hnete. V\u0161echny typy magnet\u016f se\u017eenete na webu Unimagnet.cz                                                                                                                                                                                                                                                                                                                                                                                          4.3\/5 - (9 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Extra siln\u00e9 magnety \u2013 neodymy pro 21. stolet\u00ed. Zn\u00e1te je?","item":"https:\/\/www.fileup.cz\/extra-silne-magnety-neodymy-pro-21-stoleti-znate-je\/#breadcrumbitem"}]}]