{"id":2012,"date":"2025-08-26T05:04:24","date_gmt":"2025-08-26T05:04:24","guid":{"rendered":"https:\/\/nbaem.com\/?p=2012"},"modified":"2025-08-26T05:25:23","modified_gmt":"2025-08-26T05:25:23","slug":"list-of-magnets-by-strength","status":"publish","type":"post","link":"https:\/\/nbaem.com\/cs\/list-of-magnets-by-strength\/","title":{"rendered":"Seznam magnet\u016f podle s\u00edly a typ\u016f pro kupuj\u00edc\u00ed"},"content":{"rendered":"<h2>Porozum\u011bn\u00ed kl\u00ed\u010dov\u00fdm koncept\u016fm magnetick\u00e9 s\u00edly<\/h2>\n<p>Kdy\u017e mluv\u00edme o <strong>magnetick\u00e1 s\u00edla<\/strong>, v podstat\u011b popisujeme, jak mocn\u00e9 je pole magnetu a jakou s\u00edlu m\u016f\u017ee vyvinout. Jednodu\u0161e \u0159e\u010deno, je to schopnost magnetu p\u0159itahovat a udr\u017eovat feromagnetick\u00e9 materi\u00e1ly. Tato s\u00edla je obvykle pops\u00e1na pomoc\u00ed dvou hlavn\u00edch m\u011b\u0159en\u00ed:<\/p>\n<ul>\n<li><strong>Magnetick\u00e1 indukce (Gauss nebo Tesla)<\/strong> \u2013 M\u011b\u0159\u00ed hustotu magnetick\u00fdch silo\u010dar proch\u00e1zej\u00edc\u00edch materi\u00e1lem.<\/li>\n<li><strong>Tahov\u00e1 s\u00edla (Newtony nebo libry)<\/strong> \u2013 Ukazuje, jak velk\u00e1 fyzick\u00e1 s\u00edla je pot\u0159eba k odd\u011blen\u00ed magnetu od ocelov\u00e9ho povrchu.<\/li>\n<\/ul>\n<p>Nap\u0159\u00edklad neodymov\u00fd magnet s magnetickou indukc\u00ed 1,4 Tesla m\u016f\u017ee generovat silnou p\u0159ita\u017elivou s\u00edlu i p\u0159i mal\u00e9 velikosti.<\/p>\n<p><strong>Faktory ovliv\u0148uj\u00edc\u00ed s\u00edlu magnetu zahrnuj\u00ed:<\/strong><\/p>\n<ul>\n<li><strong>Typ materi\u00e1lu<\/strong> \u2013 Permanentn\u00ed magnety jako neodym (NdFeB), samarium-kobalt (SmCo), alnico a keramika (ferrit) se li\u0161\u00ed maxim\u00e1ln\u00ed dosa\u017eitelnou silou.<\/li>\n<li><strong>T\u0159\u00edda magnetu<\/strong> \u2013 B\u011b\u017en\u00e9 t\u0159\u00eddy neodymu se pohybuj\u00ed od <strong>N35 do N54<\/strong>; \u010d\u00edm vy\u0161\u0161\u00ed \u010d\u00edslo, t\u00edm je magnet siln\u011bj\u0161\u00ed pro danou velikost.<\/li>\n<li><strong>Velikost a tvar<\/strong> \u2013 V\u011bt\u0161\u00ed plocha nebo ur\u010dit\u00fd tvar (nap\u0159\u00edklad bloky nebo disky) mohou l\u00e9pe zam\u011b\u0159it magnetickou s\u00edlu.<\/li>\n<li><strong>Odolnost v\u016f\u010di teplot\u00e1m<\/strong> \u2013 N\u011bkter\u00e9 magnety ztr\u00e1cej\u00ed s\u00edlu p\u0159i vystaven\u00ed vysok\u00fdm teplot\u00e1m; speci\u00e1ln\u00ed t\u0159\u00eddy si udr\u017e\u00ed v\u00fdkon a\u017e do 300\u00b0C.<\/li>\n<\/ul>\n<p><strong>T\u0159\u00eddy magnet\u016f<\/strong> jsou zkratkou pro jejich maxim\u00e1ln\u00ed energetick\u00fd produkt, m\u011b\u0159en\u00fd v <strong>Mega Gauss Oersted (MGOe)<\/strong>. Nap\u0159\u00edklad:<\/p>\n<ul>\n<li><strong>N35<\/strong> \u2013 Dobr\u00e1 v\u0161eobecn\u00e1 pevnost<\/li>\n<li><strong>N42<\/strong> \u2013 Vy\u0161\u0161\u00ed tahov\u00e1 s\u00edla p\u0159i podobn\u00e9 velikosti<\/li>\n<li><strong>N52<\/strong> \u2013 T\u00e9m\u011b\u0159 na vrcholu komer\u010dn\u011b dostupn\u00e9 s\u00edly neodymu<\/li>\n<\/ul>\n<p>Porozum\u011bn\u00ed t\u011bmto koncept\u016fm je kl\u00ed\u010dov\u00e9 p\u0159ed srovn\u00e1v\u00e1n\u00edm magnet\u016f, proto\u017ee pevnost nen\u00ed jen o surov\u00e9 s\u00edle \u2014 jde o spr\u00e1vn\u00e9 slad\u011bn\u00ed magnetu s aplikac\u00ed.<\/p>\n<h2>Typy magnet\u016f \u0159azen\u00e9 podle s\u00edly<\/h2>\n<p>Kdy\u017e mluv\u00edme o magnetick\u00e9 s\u00edle, obvykle porovn\u00e1v\u00e1me <strong>trval\u00e9 magnety<\/strong> proto\u017ee si udr\u017e\u00ed sv\u00e9 magnetick\u00e9 vlastnosti v \u010dase bez vn\u011bj\u0161\u00edho zdroje energie. Zde je, jak si nejb\u011b\u017en\u011bj\u0161\u00ed typy stoj\u00ed v pevnosti a pou\u017eit\u00ed.<\/p>\n<h3>Neodymov\u00e9 magnety (NdFeB)<\/h3>\n<p>Tyto <strong>vz\u00e1cn\u00e9 zem\u011b magnety<\/strong> jsou nejsiln\u011bj\u0161\u00ed dostupnou komer\u010dn\u00ed mo\u017enost\u00ed. T\u0159\u00eddy jako <strong>N52<\/strong> mohou vyprodukovat neuv\u011b\u0159iteln\u011b vysokou tahovou s\u00edlu vzhledem k jejich velikosti, co\u017e je \u010din\u00ed popul\u00e1rn\u00edmi v odv\u011btv\u00edch od motor\u016f a n\u00e1stroj\u016f po magnetick\u00e9 spony. Jsou siln\u00e9, ale mohou ztratit pevnost p\u0159i vysok\u00fdch teplot\u00e1ch, tak\u017ee je t\u0159eba p\u0159ed pou\u017eit\u00edm zkontrolovat odolnost v\u016f\u010di teplu. <span style=\"color: #ff6600;\"><strong><a style=\"color: #ff6600;\" href=\"https:\/\/nbaem.com\/cs\/products\/neodymium-magnet\/\" target=\"_blank\" rel=\"noopener\">Zjist\u011bte v\u00edce o neodymov\u00fdch magnetech zde<\/a><\/strong><\/span>.<\/p>\n<h3>Samarium Kobalt (SmCo) magnety<\/h3>\n<p>Magnety SmCo jsou tak\u00e9 typy vz\u00e1cn\u00fdch zemin, m\u00edrn\u011b slab\u0161\u00ed ne\u017e neodym, ale s mnohem lep\u0161\u00ed <strong>teplotn\u00ed odolnost<\/strong> a odolnost\u00ed v\u016f\u010di korozi. \u010casto je uvid\u00edte v letectv\u00ed, obran\u011b a za\u0159\u00edzen\u00edch s vysokou teplotou, kde je stabilita d\u016fle\u017eit\u011bj\u0161\u00ed ne\u017e maxim\u00e1ln\u00ed pevnost.<\/p>\n<h3>Magn\u00e9ty Alnico<\/h3>\n<p>Vyroben\u00e9 z hlin\u00edku, niklu a kobaltu, magnety Alnico nejsou tak siln\u00e9 jako vz\u00e1cn\u00e9 zem\u011b, ale velmi dob\u0159e zvl\u00e1daj\u00ed extr\u00e9mn\u00ed teploty. Jsou b\u011b\u017en\u00e9 v <strong>p\u0159\u00edstroj\u00edch, senzorech a elektrick\u00fdch motorech<\/strong>.<\/p>\n<h3>Keramick\u00e9 nebo ferritov\u00e9 magnety<\/h3>\n<p>Toto jsou dostupn\u00e9, odoln\u00e9 proti korozi magnety vyroben\u00e9 z oxidu \u017eeleza a strontia nebo baryia. Jsou slab\u0161\u00ed ne\u017e Alnico, ale jsou ide\u00e1ln\u00ed pro aplikace, kde je d\u016fle\u017eit\u011bj\u0161\u00ed cena a velikost ne\u017e \u0161pi\u010dkov\u00e1 s\u00edla\u2014nap\u0159\u00edklad reproduktory, magnety na ledni\u010dky a magnetick\u00e9 n\u00e1pisy.<\/p>\n<h3>Do\u010dasn\u00e9 magnety a elektromagnety<\/h3>\n<p>Do\u010dasn\u00e9 magnety udr\u017e\u00ed magnetismus pouze p\u0159i bl\u00edzkosti siln\u00e9ho magnetick\u00e9ho pole. Elektromagnety pou\u017e\u00edvaj\u00ed elektrick\u00fd proud k vytvo\u0159en\u00ed magnetick\u00e9ho pole a mohou b\u00fdt zapnuty nebo vypnuty. Tyto se \u010dasto vynech\u00e1vaj\u00ed z hodnocen\u00ed statick\u00e9 s\u00edly, proto\u017ee jejich s\u00edla z\u00e1vis\u00ed na <strong>vn\u011bj\u0161\u00edm nap\u00e1jen\u00ed<\/strong>, ale jsou velmi relevantn\u00ed pro pr\u016fmyslov\u00e9 a zvedac\u00ed aplikace.<\/p>\n<h2>Kompletn\u00ed seznam magnet\u016f podle s\u00edly<\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/nbaem.com\/wp-content\/uploads\/2025\/08\/Magnet_strength_comparison_table_CCsswZnxj.webp\" alt=\"Tabulka srovn\u00e1n\u00ed magnetick\u00e9 s\u00edly\" \/><\/p>\n<p>Zde je rychl\u00e9 srovn\u00e1n\u00ed nejb\u011b\u017en\u011bj\u0161\u00edch typ\u016f a t\u0159\u00edd magnet\u016f, kter\u00e9 najdete na trhu v \u010cesk\u00e9 republice. Tento seznam usnad\u0148uje slad\u011bn\u00ed s\u00edly magnetu, velikosti a teplotn\u00edho limitu s va\u0161\u00edm konkr\u00e9tn\u00edm \u00fakolem nebo pou\u017eit\u00edm produktu.<\/p>\n<table>\n<thead>\n<tr>\n<th>Typ magnetu<\/th>\n<th>T\u0159\u00edda<\/th>\n<th>Maxim\u00e1ln\u00ed energetick\u00fd produkt (MGOe)<\/th>\n<th>Typick\u00e1 tahov\u00e1 s\u00edla* (N)<\/th>\n<th>Maxim\u00e1ln\u00ed provozn\u00ed teplota (\u00b0F)<\/th>\n<th>B\u011b\u017en\u00e9 pou\u017eit\u00ed<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Neodym (NdFeB)<\/strong><\/td>\n<td>N35<\/td>\n<td>35<\/td>\n<td>~100\u2013120<\/td>\n<td>176<\/td>\n<td>Spot\u0159ebn\u00ed elektronika, n\u00e1stroje, magnetick\u00e9 h\u00e1ky<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>N42<\/td>\n<td>42<\/td>\n<td>~130\u2013160<\/td>\n<td>176<\/td>\n<td>Motory, zvukov\u00e1 za\u0159\u00edzen\u00ed, \u0159emesla<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>N52<\/td>\n<td>52<\/td>\n<td>~180\u2013200<\/td>\n<td>176<\/td>\n<td>Hobby projekty, magnetick\u00e9 svorky<\/td>\n<\/tr>\n<tr>\n<td><strong>Samarium Kobalt (SmCo)<\/strong><\/td>\n<td>2:17<\/td>\n<td>26\u201333<\/td>\n<td>~80\u2013120<\/td>\n<td>572<\/td>\n<td>Leteck\u00fd pr\u016fmysl, vysokoteplotn\u00ed motory<\/td>\n<\/tr>\n<tr>\n<td><strong>Alnico<\/strong><\/td>\n<td>5<\/td>\n<td>5\u20139<\/td>\n<td>~20\u201340<\/td>\n<td>1000+<\/td>\n<td>Senzory, kytary, n\u00e1stroje<\/td>\n<\/tr>\n<tr>\n<td><strong>Keramika (Ferrit)<\/strong><\/td>\n<td>C8<\/td>\n<td>3\u20134<\/td>\n<td>~10\u201330<\/td>\n<td>482<\/td>\n<td>Reproduktory, magnety do ledni\u010dek, ozna\u010den\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Pozn\u00e1mky:<\/strong><\/p>\n<ul>\n<li>Hodnoty tahov\u00e9 s\u00edly uveden\u00e9 jsou zalo\u017eeny na disku o pr\u016fm\u011bru 1\u2033 a tlou\u0161\u0165ce 1\/4\u2033, kter\u00fd se dot\u00fdk\u00e1 rovn\u00e9ho ocelov\u00e9ho povrchu.<\/li>\n<li>\u201eMaxim\u00e1ln\u00ed energetick\u00fd produkt\u201c (MGOe) je zp\u016fsob, jak hodnotit surovou magnetickou s\u00edlu materi\u00e1lu.<\/li>\n<li>Siln\u011bj\u0161\u00ed magnety, jako vysoce kvalitn\u00ed neodymiov\u00e9, nab\u00edzej\u00ed v\u00edce s\u00edly v men\u0161\u00edch velikostech, ale \u010dasto maj\u00ed ni\u017e\u0161\u00ed odolnost v\u016f\u010di teplot\u00e1m ve srovn\u00e1n\u00ed s SmCo nebo Alnico.<\/li>\n<\/ul>\n<h2>Jak vybrat spr\u00e1vn\u00fd magnet na z\u00e1klad\u011b s\u00edly a pou\u017eit\u00ed<\/h2>\n<p>V\u00fdb\u011br spr\u00e1vn\u00e9ho magnetu nen\u00ed jen o v\u00fdb\u011bru nejsiln\u011bj\u0161\u00edho, kter\u00fd najdete. Mus\u00edte zv\u00e1\u017eit <strong>ta\u017enou s\u00edlu, velikost, tvar, odolnost v\u016f\u010di teplot\u00e1m a typ materi\u00e1lu<\/strong> aby odpov\u00eddal va\u0161\u00ed p\u0159esn\u00e9 aplikaci. Zde je rychl\u00fd p\u0159ehled, kter\u00fd v\u00e1m usnadn\u00ed volbu.<\/p>\n<h3>Pochopte pot\u0159eby va\u0161eho projektu<\/h3>\n<ul>\n<li><strong>Ta\u017en\u00e1 s\u00edla vs. Velikost<\/strong> \u2013 Pokud m\u00e1 v\u00e1\u0161 n\u00e1vrh omezen\u00fd prostor, mo\u017en\u00e1 budete pot\u0159ebovat siln\u011bj\u0161\u00ed magnet, nap\u0159\u00edklad neodymiov\u00fd t\u0159\u00eddy N52 i v mal\u00e9 velikosti.<\/li>\n<li><strong>Teplota<\/strong> \u2013 Vysok\u00e9 teploty mohou oslabit magnetickou s\u00edlu. Pro aplikace jako motory nebo gener\u00e1tory <strong>Samarium Kobalt<\/strong> je lep\u0161\u00ed p\u0159i vysok\u00fdch teplot\u00e1ch ne\u017e v\u011bt\u0161ina typ\u016f neodymia (<strong><span style=\"color: #ff6600;\"><a style=\"color: #ff6600;\" href=\"https:\/\/nbaem.com\/cs\/which-magnets-can-withstand-high-temperatures\/\" target=\"_blank\" rel=\"noopener\">viz pr\u016fvodce magnety s vysokou teplotn\u00ed odolnost\u00ed<\/a><\/span><\/strong>).<\/li>\n<li><strong>Odolnost<\/strong> \u2013 Venkovn\u00ed nebo vlhk\u00e9 prost\u0159ed\u00ed \u010dasto vy\u017eaduj\u00ed magnety s pevn\u00fdmi povlaky nebo odolnost\u00ed proti korozi.<\/li>\n<\/ul>\n<h3>P\u0159i\u0159a\u010fte materi\u00e1l a t\u0159\u00eddu k pou\u017eit\u00ed<\/h3>\n<table>\n<thead>\n<tr>\n<th>Typ aplikace<\/th>\n<th>Doporu\u010den\u00fd materi\u00e1l<\/th>\n<th>\u00darove\u0148 s\u00edly<\/th>\n<th>Pozn\u00e1mky<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>T\u011b\u017ek\u00fd pr\u016fmysl<\/strong><\/td>\n<td>Neodym N50\u2013N54<\/td>\n<td>Velmi vysok\u00e1<\/td>\n<td>Kompaktn\u00ed, v\u00fdkonn\u00fd, ide\u00e1ln\u00ed pro omezen\u00e9 prostory<\/td>\n<\/tr>\n<tr>\n<td><strong>Vybaven\u00ed pro vysok\u00e9 teploty<\/strong><\/td>\n<td>Samarium Kobalt (SmCo)<\/td>\n<td>Vysok\u00e1<\/td>\n<td>Obsluhuje a\u017e ~350\u00b0C<\/td>\n<\/tr>\n<tr>\n<td><strong>Ka\u017edodenn\u00ed dom\u00e1cnost<\/strong><\/td>\n<td>Keramick\u00fd ferrit<\/td>\n<td>St\u0159edn\u00ed<\/td>\n<td>Dostupn\u00fd, odoln\u00fd proti korozi<\/td>\n<\/tr>\n<tr>\n<td><strong>Kon\u00ed\u010dky\/DIY<\/strong><\/td>\n<td>Alnico nebo mal\u00fd neodym<\/td>\n<td>St\u0159edn\u00ed\u2013Vysok\u00e1<\/td>\n<td>Snadn\u00e1 pr\u00e1ce, p\u0159izp\u016fsobiteln\u00e9 tvary<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Zohledn\u011bte n\u00e1klady<\/h3>\n<ul>\n<li>Vy\u0161\u0161\u00ed t\u0159\u00eddy jako <strong>N54<\/strong> nebo magnety na m\u00edru stoj\u00ed v\u00edce.<\/li>\n<li>SmCo je dra\u017e\u0161\u00ed ne\u017e neodym, ale m\u016f\u017ee b\u00fdt spr\u00e1vnou investic\u00ed pro pr\u00e1ce s vysok\u00fdmi teplotami.<\/li>\n<li>Ferritov\u00e9 magnety jsou nejlevn\u011bj\u0161\u00ed, ale mnohem slab\u0161\u00ed.<\/li>\n<\/ul>\n<h3>Bezpe\u010dnostn\u00ed tipy pro siln\u00e9 magnety<\/h3>\n<ul>\n<li>Dr\u017eet <strong>prsty daleko<\/strong> kdy\u017e se magnety p\u0159itahuj\u00ed, aby se zabr\u00e1nilo poran\u011bn\u00ed p\u0159i stisknut\u00ed.<\/li>\n<li>Ukl\u00e1dejte mimo dosah elektroniky a kardiostimul\u00e1tor\u016f.<\/li>\n<li>Noste rukavice a ochranu o\u010d\u00ed p\u0159i manipulaci s velk\u00fdmi neodymov\u00fdmi magnety.<\/li>\n<li>Pou\u017e\u00edvejte distan\u010dn\u00ed podlo\u017eky k odd\u011blen\u00ed velk\u00fdch magnet\u016f b\u011bhem p\u0159epravy nebo skladov\u00e1n\u00ed.<\/li>\n<\/ul>\n<p>Pokud porovn\u00e1v\u00e1te <strong>neodymov\u00e9 vs keramick\u00e9 magnety<\/strong>, pod\u00edvejte se na tento <strong><span style=\"color: #ff6600;\"><a style=\"color: #ff6600;\" href=\"https:\/\/nbaem.com\/cs\/neodymium-magnets-vs-ceramic-magnets\/\" target=\"_blank\" rel=\"noopener\">pr\u016fvodce porovn\u00e1n\u00edm magnet\u016f<\/a><\/span><\/strong> pro podrobn\u011bj\u0161\u00ed informace o jejich s\u00edle a nejlep\u0161\u00edch pou\u017eit\u00edch.<\/p>\n<h2>Kvalita a s\u00edla magnetick\u00fdch \u0159e\u0161en\u00ed NBAEMs, kter\u00fdm m\u016f\u017eete d\u016fv\u011b\u0159ovat<\/h2>\n<p>V NBAEM nen\u00ed magnetick\u00e1 s\u00edla jen specifikace na pap\u00ed\u0159e \u2013 je zakotvena v ka\u017ed\u00e9m produktu, kter\u00fd vyr\u00e1b\u00edme. Nab\u00edz\u00edme \u0161irokou \u0161k\u00e1lu magnet\u016f, od vysoce kvalitn\u00edch <strong>neodym<\/strong> variant (a\u017e N54 pro maxim\u00e1ln\u00ed tahovou s\u00edlu) po spolehliv\u00e9 <strong>ferrit<\/strong> a <strong>samarium-kobaltov\u00e9<\/strong> magnety pro prost\u0159ed\u00ed s vysokou teplotou. Na\u0161e produkty pokr\u00fdvaj\u00ed od mal\u00fdch hobby pou\u017eit\u00ed a\u017e po t\u011b\u017ek\u00e9 pr\u016fmyslov\u00e9 aplikace, kde v\u00fdkon nesm\u00ed selhat.<\/p>\n<h3>Pro\u010d si vybrat NBAEM<\/h3>\n<ul>\n<li><strong>Certifikace kvality<\/strong> \u2013 V\u00fdroba certifikovan\u00e1 podle ISO zaji\u0161\u0165uje konzistentn\u00ed s\u00edlu, p\u0159esnost a odolnost.<\/li>\n<li><strong>V\u00fdzkum a v\u00fdvoj v r\u00e1mci firmy<\/strong> \u2013 N\u00e1\u0161 in\u017een\u00fdrsk\u00fd t\u00fdm vyv\u00edj\u00ed zak\u00e1zkov\u00e9 magnetick\u00e9 t\u0159\u00eddy a povlaky, aby splnily specifick\u00e9 pot\u0159eby.<\/li>\n<li><strong>Zak\u00e1zkov\u00e1 v\u00fdroba<\/strong> \u2013 Navrhujeme magnety p\u0159esn\u00fdch tvar\u016f, c\u00edlov\u00e9 tahov\u00e9 s\u00edly a provozn\u00ed prost\u0159ed\u00ed.<\/li>\n<\/ul>\n<h3>P\u0159\u00edklady aplikac\u00ed s kritickou silou<\/h3>\n<ul>\n<li><strong>V\u011btrn\u00e9 turb\u00edny<\/strong> \u2013 Vysoceenergetick\u00e9 neodymov\u00e9 magnety pro efektivitu ve velk\u00fdch obnoviteln\u00fdch energetick\u00fdch syst\u00e9mech.<\/li>\n<li><strong>L\u00e9ka\u0159sk\u00e9 p\u0159\u00edstroje<\/strong> \u2013 P\u0159esn\u00e9 magnety navr\u017een\u00e9 pro bezpe\u010dn\u00fd a spolehliv\u00fd v\u00fdkon.<\/li>\n<li><strong>Automobilov\u00e9 motory<\/strong> \u2013 Odoln\u00e9 samarium-kobaltov\u00e9 magnety proti teplu pro elektrick\u00e1 a hybridn\u00ed vozidla.<\/li>\n<li><strong>Pr\u016fmyslov\u00e9 zvedac\u00ed za\u0159\u00edzen\u00ed<\/strong> \u2013 Extra siln\u00e9 magnety pro bezpe\u010dn\u00e9 a opakovan\u00e9 zved\u00e1n\u00ed t\u011b\u017ek\u00fdch b\u0159emen.<\/li>\n<\/ul>\n<p>A\u0165 u\u017e pot\u0159ebujete mal\u00e9 p\u0159esn\u00e9 magnety nebo nejsiln\u011bj\u0161\u00ed pr\u016fmyslov\u00e9 magnety na trhu, NBAEM dod\u00e1v\u00e1 <strong>s\u00edlu, spolehlivost a v\u00fdkon, kter\u00fd m\u016f\u017eete zm\u011b\u0159it<\/strong>.<\/p>\n<h2>\u010casto kladen\u00e9 ot\u00e1zky o magnetick\u00e9 s\u00edle<\/h2>\n<h3>Pro\u010d maj\u00ed r\u016fzn\u00e9 magnety r\u016fznou s\u00edlu<\/h3>\n<p>S\u00edla magnetu z\u00e1vis\u00ed p\u0159edev\u0161\u00edm na <strong>druhu materi\u00e1lu<\/strong>, <strong>t\u0159\u00edd\u011b<\/strong>, a <strong>velikosti<\/strong>. Neodymov\u00e9 magnety jsou obecn\u011b nejsiln\u011bj\u0161\u00ed permanentn\u00ed magnety, zat\u00edmco keramick\u00e9 (ferritov\u00e9) magnety jsou slab\u0161\u00ed, ale cenov\u011b dostupn\u011bj\u0161\u00ed. T\u0159\u00eddy <strong>t\u0159\u00edd\u011b<\/strong> (jako N35, N52) hraj\u00ed tak\u00e9 velkou roli \u2014 vy\u0161\u0161\u00ed t\u0159\u00eddy obsahuj\u00ed v\u00edce magnetick\u00e9 energie ve stejn\u00e9m rozm\u011bru. Tvar a zp\u016fsob magnetizace magnetu tak\u00e9 ovliv\u0148uj\u00ed celkovou s\u00edlu.<\/p>\n<h3>M\u016f\u017ee b\u00fdt magnetick\u00e1 s\u00edla ovlivn\u011bna teplotou<\/h3>\n<p>Ano. Vysok\u00e9 teploty mohou zp\u016fsobit ztr\u00e1tu s\u00edly magnet\u016f \u2014 n\u011bkdy i trvale. Ka\u017ed\u00fd typ magnetu m\u00e1 <strong>maxim\u00e1ln\u00ed provozn\u00ed teplotu<\/strong>. Nap\u0159\u00edklad standardn\u00ed neodymov\u00e9 magnety za\u010d\u00ednaj\u00ed ztr\u00e1cet v\u00fdkon kolem 80\u00b0C, zat\u00edmco <strong>samarium-kobaltov\u00e9<\/strong> mohou zvl\u00e1dnout mnohem vy\u0161\u0161\u00ed teploty bez degradace. N\u00edzk\u00e9 teploty obvykle nezp\u016fsobuj\u00ed trval\u00e9 po\u0161kozen\u00ed, ale extr\u00e9mn\u011b n\u00edzk\u00e9 teploty mohou magnety u\u010dinit k\u0159ehk\u00fdmi.<br \/>\nPokud pot\u0159ebujete magnety pro vysokoteplotn\u00ed pou\u017eit\u00ed, m\u016f\u017eete se pod\u00edvat na <strong><span style=\"color: #ff6600;\"><a style=\"color: #ff6600;\" href=\"https:\/\/nbaem.com\/cs\/high-temperature-magnets\/\" target=\"_blank\" rel=\"noopener\">magnety s vysokou teplotou<\/a>.<\/span><\/strong><\/p>\n<h3>Jak zm\u011b\u0159it tahovou s\u00edlu magnetu<\/h3>\n<p>Tahov\u00e1 s\u00edla je mno\u017estv\u00ed v\u00e1hy, kter\u00e9 magnet m\u016f\u017ee p\u0159\u00edmo zvednout z ploch\u00e9ho ocelov\u00e9ho povrchu. M\u016f\u017eete ji zm\u011b\u0159it pomoc\u00ed <strong>nap\u00ednac\u00edho v\u00e1hy<\/strong> or <strong>digit\u00e1ln\u00edho m\u011b\u0159i\u010de tahov\u00e9 s\u00edly<\/strong>. V\u017edy testujte za standardn\u00edch podm\u00ednek \u2014 ploch\u00e1, \u010dist\u00e1 ocel, \u00fapln\u00fd kontakt povrchu \u2014 pro z\u00edsk\u00e1n\u00ed p\u0159esn\u00fdch \u010d\u00edsel. V\u00fdrobci obvykle uv\u00e1d\u011bj\u00ed tahovou s\u00edlu na z\u00e1klad\u011b t\u011bchto ide\u00e1ln\u00edch nastaven\u00ed.<\/p>\n<h3>Jsou siln\u011bj\u0161\u00ed magnety v\u017edy lep\u0161\u00ed pro v\u0161echny aplikace<\/h3>\n<p>Ne v\u017edy. Siln\u011bj\u0161\u00ed magnet nen\u00ed v\u017edy nejlep\u0161\u00ed volbou, pokud:<\/p>\n<ul>\n<li>va\u0161e pou\u017eit\u00ed vy\u017eaduje <strong>odolnost v\u016f\u010di vysok\u00fdm teplot\u00e1m<\/strong> v\u00edce ne\u017e pouhou s\u00edlu<\/li>\n<li>Pracujete s <strong>elektronikou<\/strong> \u2014 p\u0159\u00edli\u0161 siln\u00e9 magnetick\u00e9 pole m\u016f\u017ee zp\u016fsobit ru\u0161en\u00ed<\/li>\n<li>Pot\u0159ebujete snadn\u00e9 ovl\u00e1d\u00e1n\u00ed \u2014 siln\u00e9 magnety mohou b\u00fdt nebezpe\u010dn\u00e9 bez opat\u0159en\u00ed<\/li>\n<li>Cena je d\u016fle\u017eit\u00fdm faktorem \u2014 vysoce kvalitn\u00ed neodymov\u00e9 magnety jsou dra\u017e\u0161\u00ed<\/li>\n<\/ul>\n<p>Nap\u0159\u00edklad u v\u011btrn\u00fdch turb\u00edn je volba magnetu vyv\u00e1\u017een\u00edm <strong>s\u00edly, odolnosti a odolnosti v\u016f\u010di teplu<\/strong> \u2014 v\u00edce o tom v <strong><span style=\"color: #ff6600;\"><a style=\"color: #ff6600;\" href=\"https:\/\/nbaem.com\/cs\/magnets-in-wind-turbines\/\" target=\"_blank\" rel=\"noopener\">magn\u00e9tech v v\u011btrn\u00fdch turb\u00edn\u00e1ch<\/a>.<\/span><\/strong><\/p>","protected":false},"excerpt":{"rendered":"<p>Komplexn\u00ed seznam magnet\u016f podle s\u00edly s typy, t\u0159\u00eddami, ta\u017enou silou a pou\u017eit\u00edm, kter\u00fd v\u00e1m pom\u016f\u017ee vybrat spr\u00e1vn\u00fd magnetick\u00fd materi\u00e1l<\/p>","protected":false},"author":1,"featured_media":2011,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_mi_skip_tracking":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2012","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"jetpack_featured_media_url":"https:\/\/nbaem.com\/wp-content\/uploads\/2025\/08\/List_of_Magnets_by_Strength_xG0OzQwAh.webp","_links":{"self":[{"href":"https:\/\/nbaem.com\/cs\/wp-json\/wp\/v2\/posts\/2012","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nbaem.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nbaem.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nbaem.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nbaem.com\/cs\/wp-json\/wp\/v2\/comments?post=2012"}],"version-history":[{"count":3,"href":"https:\/\/nbaem.com\/cs\/wp-json\/wp\/v2\/posts\/2012\/revisions"}],"predecessor-version":[{"id":2021,"href":"https:\/\/nbaem.com\/cs\/wp-json\/wp\/v2\/posts\/2012\/revisions\/2021"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nbaem.com\/cs\/wp-json\/wp\/v2\/media\/2011"}],"wp:attachment":[{"href":"https:\/\/nbaem.com\/cs\/wp-json\/wp\/v2\/media?parent=2012"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbaem.com\/cs\/wp-json\/wp\/v2\/categories?post=2012"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbaem.com\/cs\/wp-json\/wp\/v2\/tags?post=2012"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}