{"id":4279,"date":"2022-01-15T17:03:17","date_gmt":"2022-01-15T17:03:17","guid":{"rendered":"https:\/\/www.olayer.com\/?page_id=4279"},"modified":"2022-01-26T09:48:55","modified_gmt":"2022-01-26T09:48:55","slug":"mch-vs-ptc","status":"publish","type":"page","link":"https:\/\/www.olayer.com\/cs\/blog\/mch-vs-ptc\/","title":{"rendered":"MCH vs PTC"},"content":{"rendered":"<h2>Co je oh\u0159\u00edva\u010d MCH<\/h2>\n<p>MCH (kovokeramick\u00fd oh\u0159\u00edva\u010d), je popul\u00e1rn\u00ed v oblasti <strong><em>MCH \u017eehli\u010dka na vlasy<\/em><\/strong> v\u00fdrobky, v\u00fdhody zah\u0159\u00edv\u00e1n\u00ed rychleji ne\u017e 20s, a teplota je tabulka dlouhotrvaj\u00edc\u00ed. Vyu\u017e\u00edv\u00e1 vysokoteplotn\u00ed technologii soub\u011b\u017en\u00e9ho vypalov\u00e1n\u00ed v\u00edcevrstv\u00e9 keramiky k tisku topn\u00e9 odporov\u00e9 pasty (wolfram, molybden, mangan, st\u0159\u00edbro, palladium a dal\u0161\u00ed kovy s vysokou teplotou t\u00e1n\u00ed) podle konstruk\u010dn\u00edch po\u017eadavk\u016f topn\u00e9ho okruhu. Na p\u00e1skov\u00e9m odlitku zelen\u00e9ho t\u011blesa (zirkon, korundov\u00e1 keramika nebo zirkonem tvrzen\u00e1 korundov\u00e1 keramika atd.) a n\u00e1sledn\u011b v\u00edcevrstvou laminac\u00ed je do keramick\u00e9ho materi\u00e1lu zabudov\u00e1n topn\u00fd okruh a slinut\u00edm p\u0159i teplot\u011b p\u0159ibli\u017en\u011b 1650 \u00b0C se integruje keramick\u00e9 t\u011bleso. Hraje roli ochrany a izolace. Topn\u00e9 t\u011bleso nem\u00e1 otev\u0159en\u00fd plamen, odolnost proti korozi, vysokou teplotn\u00ed odolnost, dlouhou \u017eivotnost, vysokou \u00fa\u010dinnost a \u00fasporu energie, je stabiln\u00ed a rovnom\u011brn\u00e9 a m\u00e1 rychlou tepelnou kompenzaci. V\u00fdrobek neobsahuje \u0161kodliv\u00e9 l\u00e1tky, jako je olovo, rtu\u0165 a \u0161estimocn\u00fd chrom, a m\u016f\u017ee pln\u011b vyhovovat po\u017eadavk\u016fm Evropsk\u00e9 unie. Po\u017eadavky na ochranu \u017eivotn\u00edho prost\u0159ed\u00ed.<img decoding=\"async\" class=\"lazyload  wp-image-4281 alignright\" src=\"https:\/\/www.olayer.com\/wp-content\/uploads\/2022\/01\/MCH-heater.jpg\" data-orig-src=\"https:\/\/www.olayer.com\/wp-content\/uploads\/2022\/01\/MCH-heater.jpg\" alt=\"Oh\u0159\u00edva\u010d MCH\" width=\"417\" height=\"392\" title=\"\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27417%27%20height%3D%27392%27%20viewBox%3D%270%200%20417%20392%27%3E%3Crect%20width%3D%27417%27%20height%3D%27392%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/www.olayer.com\/wp-content\/uploads\/2022\/01\/MCH-heater-200x188.jpg 200w, https:\/\/www.olayer.com\/wp-content\/uploads\/2022\/01\/MCH-heater-300x282.jpg 300w, https:\/\/www.olayer.com\/wp-content\/uploads\/2022\/01\/MCH-heater-400x376.jpg 400w, https:\/\/www.olayer.com\/wp-content\/uploads\/2022\/01\/MCH-heater-600x565.jpg 600w, https:\/\/www.olayer.com\/wp-content\/uploads\/2022\/01\/MCH-heater.jpg 609w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 417px) 100vw, 417px\" \/><\/p>\n<p>Keramick\u00e9 topn\u00e9 t\u011bleso MCH a topn\u00e9 t\u011bleso PTC jsou b\u011b\u017en\u00e9 keramick\u00e9 topn\u00e9 t\u011bleso pou\u017e\u00edvan\u00e9 v \u017eehli\u010dk\u00e1ch na vlasy a kulm\u00e1ch. Ve srovn\u00e1n\u00ed s <em>PTC tepeln\u00e1 \u017eehli\u010dka na vlasy<\/em>, \u017ee <strong><em>\u017dehli\u010dka s oh\u0159\u00edva\u010dem MCH<\/em><\/strong> m\u016f\u017ee u\u0161et\u0159it 20-30% elektrick\u00e9 energie p\u0159i stejn\u00e9m topn\u00e9m \u00fa\u010dinku a m\u00e1 vysokou \u00fa\u010dinnost vyt\u00e1p\u011bn\u00ed (a\u017e 98,6%) a \u0161et\u0159\u00ed energii. A dlouhodob\u00e9 pou\u017e\u00edv\u00e1n\u00ed bez \u00fatlumu v\u00fdkonu. Keramick\u00e9 topn\u00e9 t\u011bleso MCH se rychle zah\u0159\u00edv\u00e1. Po zapnut\u00ed m\u016f\u017ee topn\u00e9 t\u011bleso b\u011bhem 10 sekund dos\u00e1hnout teploty 200 \u00b0C a b\u011bhem 30 sekund se m\u016f\u017ee zv\u00fd\u0161it na 800 \u00b0C. Teplota p\u0159i dlouhodob\u00e9m pou\u017e\u00edv\u00e1n\u00ed m\u016f\u017ee dos\u00e1hnout 500-700 \u00b0C (PTC oh\u0159\u00edva\u010d m\u00e1 Maxim\u00e1ln\u00ed teplota je 300 \u2103).<\/p>\n<h3>Hlavn\u00ed suroviny oh\u0159\u00edva\u010de MCH<\/h3>\n<ul>\n<li>Substr\u00e1t: b\u00edl\u00e1 v\u00edcevrstv\u00e1 keramika z oxidu hlinit\u00e9ho, obsah a-Al2O3 nejm\u00e9n\u011b 95%<\/li>\n<li>Olov\u011bn\u00fd dr\u00e1t: niklov\u00fd dr\u00e1t o pr\u016fm\u011bru \u04240,25 mm, \u04240,3 mm nebo \u04240,5 mm.<\/li>\n<li>Ruk\u00e1v, p\u00e1ska: P\u00e1ska: teflonov\u00e1, odoln\u00e1 v\u016f\u010di vysok\u00fdm teplot\u00e1m<\/li>\n<li>Odolnost: vysokoteplotn\u00ed materi\u00e1ly, jako je wolfram<\/li>\n<li>Tlou\u0161\u0165ka v\u00fdrobku: 0,7 ~ 2,0 mm lze p\u0159izp\u016fsobit<\/li>\n<li>Pou\u017eit\u00ed nap\u011bt\u00ed: 3,7V-4,2V lze p\u0159izp\u016fsobit<\/li>\n<li>Volba hodnoty odporu: od 0,3 do 100 ohm\u016f, vol\u00ed se podle nap\u011bt\u00ed, velikosti a v\u00fdkonu \u010dipu a pot\u0159eb z\u00e1kazn\u00edka.<\/li>\n<\/ul>\n<h3>V\u00fdkon a funkce oh\u0159\u00edva\u010de MCH<\/h3>\n<ol start=\"3\">\n<li>jednoduch\u00e1 konstrukce, tvar, velikost a odolnost lze vyrobit podle pot\u0159eb z\u00e1kazn\u00edka;<\/li>\n<li>Dobr\u00e1 tepeln\u00e1 rovnom\u011brnost a vysok\u00e1 hustota v\u00fdkonu: \u226545 W\/cm2;<\/li>\n<li>line\u00e1rn\u00ed odpor-teplota a teplotu lze snadno regulovat \u0159\u00edzen\u00edm odporu nebo nap\u011bt\u00ed;<\/li>\n<li>Rychl\u00fd n\u00e1r\u016fst teploty a rychl\u00e1 kompenzace teploty.<br \/>\nV\u00fdkon 500 watt\u016f za\u010d\u00edn\u00e1 20S a teplota dosahuje 600 \u2103 nebo v\u00edce; jmenovit\u00fd v\u00fdkon jeho sou\u010d\u00e1st\u00ed za\u010d\u00edn\u00e1 10S a dosahuje 200 \u2103 nebo v\u00edce;<\/li>\n<\/ol>\n<ol start=\"5\">\n<li>Vysok\u00e1 teplota oh\u0159evu, a\u017e 700 \u2103;<\/li>\n<li>Vysok\u00e1 tepeln\u00e1 \u00fa\u010dinnost, rovnom\u011brn\u00fd oh\u0159ev a \u00faspora energie (jednotkov\u00e1 spot\u0159eba tepla je o 20-30% ni\u017e\u0161\u00ed ne\u017e u PTC oh\u0159\u00edva\u010de);<\/li>\n<li>Bezejmenn\u00fd ohe\u0148, povrch je bezpe\u010dn\u00fd a nenabit\u00fd;<br \/>\nDobr\u00fd izola\u010dn\u00ed v\u00fdkon: povrch je bezpe\u010dn\u00fd a nen\u00ed nabit\u00fd: vydr\u017e\u00ed zkou\u0161ku v\u00fddr\u017en\u00e9ho nap\u011bt\u00ed 3700 V\/1S a svodov\u00fd proud je 0,5 mA;<\/li>\n<\/ol>\n<ol start=\"8\">\n<li>Dlouh\u00e1 \u017eivotnost, \u017e\u00e1dn\u00fd \u00fatlum v\u00fdkonu po dlouh\u00e9m pou\u017e\u00edv\u00e1n\u00ed;<\/li>\n<li>Topn\u00fd plech je odoln\u00fd v\u016f\u010di kyselin\u00e1m, z\u00e1sad\u00e1m a dal\u0161\u00edm korozivn\u00edm l\u00e1tk\u00e1m;<\/li>\n<li>Ochrana \u017eivotn\u00edho prost\u0159ed\u00ed: neobsahuje \u0161kodliv\u00e9 l\u00e1tky, jako je olovo, kadmium, rtu\u0165, \u0161estimocn\u00fd chrom, polybromovan\u00e9 bifenyly, polybromovan\u00e9 difenylethery atd.<\/li>\n<\/ol>\n<p>Pln\u011b vyhovuje po\u017eadavk\u016fm EU na ochranu \u017eivotn\u00edho prost\u0159ed\u00ed.<\/p>\n<h2>Co je PTC oh\u0159\u00edva\u010d<\/h2>\n<p>PTC (Positive Temperature Coefficient), co\u017e v p\u0159ekladu znamen\u00e1 kladn\u00fd teplotn\u00ed koeficient, ozna\u010dovan\u00fd jako PTC termistor, n\u011bkter\u00e9 informace poch\u00e1zej\u00ed z Wikipedie, pokud se chcete dozv\u011bd\u011bt v\u00edce o tomto PTC oh\u0159\u00edva\u010di, p\u0159ejd\u011bte pros\u00edm na str\u00e1nku <a href=\"https:\/\/en.wikipedia.org\/wiki\/Heating_element#Polymer_PTC_heating_elements\" target=\"_blank\" rel=\"noopener\">PTC oh\u0159\u00edva\u010d<\/a> strana. PTC deska se rovn\u011b\u017e slinuje p\u0159i vysok\u00e9 teplot\u011b, ale maxim\u00e1ln\u00ed teplotu jej\u00edho povrchu lze b\u011bhem slinov\u00e1n\u00ed regulovat. Podle po\u017eadavk\u016f v\u00fdrobce \u017eehli\u010dky na vlasy nebo kulmy m\u016f\u017ee b\u00fdt deska PTC slinuta na teplotu ni\u017e\u0161\u00ed ne\u017e 280 nebo na jakoukoli teplotu, kterou si v\u00fdrobce \u017eehli\u010dky na vlasy p\u0159eje, obvykle se slinuje na 230 a\u017e 230 stup\u0148\u016f. 280 stup\u0148\u016f. Jej\u00ed nev\u00fdhodou v\u0161ak je, \u017ee rychlost zah\u0159\u00e1t\u00ed na 200 stup\u0148\u016f je pomal\u00e1, zpravidla asi jedna a p\u016fl minuty nebo 2 minuty. Krom\u011b toho p\u0159i pou\u017e\u00edv\u00e1n\u00ed nem\u016f\u017ee nad\u00e1le udr\u017eovat pom\u011brn\u011b vysokou teplotu jako topn\u00e1 t\u011blesa MCH, kter\u00e1 mohou udr\u017eovat stabiln\u00ed vysokou teplotu b\u011bhem kulmov\u00e1n\u00ed nebo rovn\u00e1n\u00ed vlas\u016f. Rovn\u00e1n\u00ed vlas\u016f z PTC prvk\u016f bude tedy o n\u011bco m\u00e9n\u011b \u00fa\u010dinn\u00e9 ne\u017e u topn\u00fdch desek MCH. <img decoding=\"async\" class=\"lazyload  wp-image-4282 alignright\" src=\"https:\/\/www.olayer.com\/wp-content\/uploads\/2022\/01\/PTC-heater.jpg\" data-orig-src=\"https:\/\/www.olayer.com\/wp-content\/uploads\/2022\/01\/PTC-heater.jpg\" alt=\"PTC oh\u0159\u00edva\u010d\" width=\"388\" height=\"260\" title=\"\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27388%27%20height%3D%27260%27%20viewBox%3D%270%200%20388%20260%27%3E%3Crect%20width%3D%27388%27%20height%3D%27260%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/www.olayer.com\/wp-content\/uploads\/2022\/01\/PTC-heater-200x134.jpg 200w, https:\/\/www.olayer.com\/wp-content\/uploads\/2022\/01\/PTC-heater-300x201.jpg 300w, https:\/\/www.olayer.com\/wp-content\/uploads\/2022\/01\/PTC-heater-400x268.jpg 400w, https:\/\/www.olayer.com\/wp-content\/uploads\/2022\/01\/PTC-heater.jpg 465w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 388px) 100vw, 388px\" \/><\/p>\n<h3>V\u00fdhody PTC oh\u0159\u00edva\u010de<\/h3>\n<p>Zdrav\u00e9 a ekologick\u00e9 lepen\u00ed bez lepidla je zdrav\u011bj\u0161\u00ed.<\/p>\n<p>Super dlouh\u00e1 \u017eivotnost bez oxidace, \u017eivotnost a\u017e 6000 hodin. to je d\u016fvod, pro\u010d v\u011bt\u0161ina \u017eehli\u010dek na vlasy, jako je nap\u0159\u00edklad\u00a0 <em><a href=\"https:\/\/www.olayer.com\/cs\/news\/co-je-ohrivac-ptc\/\">PTC oh\u0159\u00edva\u010d na rovn\u00e1n\u00ed vlas\u016f<\/a><\/em> &amp; PTC kulma na vlasy pou\u017e\u00edvaj\u00ed PTC oh\u0159\u00edva\u010d.<\/p>\n<p>Rychl\u00fd oh\u0159ev, automatick\u00e1 regulace teploty v p\u0159\u00edpad\u011b poruchy ventil\u00e1toru, dlouh\u00e1 \u017eivotnost.<\/p>\n<p>\u0160irok\u00fd rozsah nap\u011bt\u00ed, lze navrhnout nap\u011bt\u00ed podle pot\u0159eby z\u00e1kazn\u00edka v rozmez\u00ed 12 a\u017e 380 V.<\/p>\n<p>Neho\u0159lav\u00fd, bezpe\u010dn\u00fd a spolehliv\u00fd, to je kl\u00ed\u010dov\u00e1 vlastnost, kterou v\u011bt\u0161ina topn\u00fdch t\u011bles PTC pou\u017e\u00edv\u00e1 v ter\u00e9nu, proto\u017ee bezpe\u010dnostn\u00ed faktor.<\/p>\n<h3>Rozd\u00edl mezi \u017eehli\u010dkou na vlasy PTC a \u017eehli\u010dkou MCH.<\/h3>\n<p>\u017dehli\u010dky na vlasy lze rozd\u011blit na PTC topn\u00e9 prvky a MCH topn\u00e9 prvky podle r\u016fzn\u00fdch topn\u00fdch prvk\u016f.<\/p>\n<p>V\u00fdhodou topn\u00e9ho t\u011blesa MCH je, \u017ee je \u0161etrn\u00e9 k \u017eivotn\u00edmu prost\u0159ed\u00ed a m\u00e1 rychl\u00fd oh\u0159ev. Obecn\u011b plat\u00ed, \u017ee 30 a\u017e 45 sekund m\u016f\u017ee teplota \u017eehli\u010dky dos\u00e1hnout 200 stup\u0148\u016f a dlouho vydr\u017e\u00ed vysok\u00e1 teplota.<\/p>\n<p>Nev\u00fdhodou oh\u0159\u00edva\u010de MCH je to, \u017ee topn\u00fd prvek MCH je slinut\u00fd p\u0159i vysok\u00e9 teplot\u011b vy\u0161\u0161\u00ed ne\u017e 1000 stup\u0148\u016f, jeho teplota rychle p\u0159ekro\u010d\u00ed 300 stup\u0148\u016f pot\u00e9, co se obvod vymkne kontrole, co\u017e zp\u016fsob\u00ed vyp\u00e1len\u00ed plastov\u00e9ho materi\u00e1lu \u017eehli\u010dky na vlasy nebo kulmy na vlasy, co\u017e zp\u016fsob\u00ed odpadnut\u00ed topn\u00e9 desky a m\u016f\u017ee doj\u00edt k pop\u00e1len\u00ed poko\u017eky u\u017eivatele.<\/p>\n<p>Kone\u010dn\u011b, na trhu existuj\u00ed PTC \u017eehli\u010dky a MCH \u017eehli\u010dky, ale v\u011bt\u0161inou kulma bude vyrobena PTC oh\u0159\u00edva\u010dem, Olayer rovna\u010dka na vlasy rovna\u010dka v\u00fdrobce nab\u00edz\u00ed jak PTC oh\u0159\u00edva\u010d rovna\u010dka na vlasy a MCH rovna\u010dka na vlasy, pokud hled\u00e1te vlastn\u00ed rovna\u010dka na vlasy rovna\u010dka, jste v\u00edt\u00e1ni kontaktovat olayer.com<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>What is MCH heater MCH (Metal Ceramics Heater), it is  [&#8230;]<\/p>\n","protected":false},"author":1,"featured_media":4284,"parent":4271,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-4279","page","type-page","status-publish","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/www.olayer.com\/cs\/wp-json\/wp\/v2\/pages\/4279","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.olayer.com\/cs\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.olayer.com\/cs\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.olayer.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.olayer.com\/cs\/wp-json\/wp\/v2\/comments?post=4279"}],"version-history":[{"count":0,"href":"https:\/\/www.olayer.com\/cs\/wp-json\/wp\/v2\/pages\/4279\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/www.olayer.com\/cs\/wp-json\/wp\/v2\/pages\/4271"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.olayer.com\/cs\/wp-json\/wp\/v2\/media\/4284"}],"wp:attachment":[{"href":"https:\/\/www.olayer.com\/cs\/wp-json\/wp\/v2\/media?parent=4279"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}