{"id":62546,"date":"2023-04-21T12:19:57","date_gmt":"2023-04-21T17:19:57","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/can-sapphires-go-in-an-ultrasonic-cleaner\/"},"modified":"2025-01-27T06:02:04","modified_gmt":"2025-01-27T11:02:04","slug":"can-sapphires-go-in-an-ultrasonic-cleaner","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/cs\/can-sapphires-go-in-an-ultrasonic-cleaner\/","title":{"rendered":"Ultrazvukov\u00e1 \u010disti\u010dka a saf\u00edry: Ano \u010di ne?"},"content":{"rendered":"

Saf\u00edry jsou drahokamy s vysokou tvrdost\u00ed a odolnost\u00ed, ale i ony si zaslou\u017e\u00ed \u0161etrnou p\u00e9\u010di. Ot\u00e1zka, zda je vhodn\u00e9 je \u010distit ultrazvukovou \u010disti\u010dkou, je proto na m\u00edst\u011b. N\u00e1sleduj\u00edc\u00ed text se bude zab\u00fdvat touto ot\u00e1zkou podrobn\u011b.<\/p>\n

Tvrd\u00e1 skute\u010dnost o saf\u00edrech<\/p>\n

Saf\u00edry, pat\u0159\u00edc\u00ed mezi korundy (oxid hlinit\u00fd, Al2O3), se vyzna\u010duj\u00ed Mohsovou tvrdost\u00ed 9, co\u017e je druh\u00e1 nejvy\u0161\u0161\u00ed hodnota po diamantu. Tato vysok\u00e1 tvrd\u00e1 znamen\u00e1, \u017ee jsou odoln\u00e9 v\u016f\u010di po\u0161kr\u00e1b\u00e1n\u00ed a opot\u0159eben\u00ed. Nicm\u00e9n\u011b, to neznamen\u00e1, \u017ee jsou zcela nezni\u010diteln\u00e9. Intenzivn\u00ed vibrace ultrazvukov\u00e9 \u010disti\u010dky mohou, v z\u00e1vislosti na jejich intenzit\u011b a d\u00e9lce \u010di\u0161t\u011bn\u00ed, potenci\u00e1ln\u011b po\u0161kodit drobn\u00e9 prasklinky nebo inkluze uvnit\u0159 kamene.<\/p>\n

Ultrazvukov\u00e1 \u010disti\u010dka: Princip fungov\u00e1n\u00ed<\/p>\n

Ultrazvukov\u00e9 \u010disti\u010dky pracuj\u00ed na principu vysokofrekven\u010dn\u00edch vibrac\u00ed, kter\u00e9 vytv\u00e1\u0159ej\u00ed v kapalin\u011b kavita\u010dn\u00ed bubliny. Tyto bubliny imploduj\u00ed a vytv\u00e1\u0159ej\u00ed mikroskopick\u00e9 proudy, kter\u00e9 uvol\u0148uj\u00ed ne\u010distoty z povrchu p\u0159edm\u011bt\u016f. S\u00edla t\u011bchto proud\u016f z\u00e1vis\u00ed na frekvenci a intenzit\u011b ultrazvuku, stejn\u011b jako na vlastnostech \u010distic\u00ed kapaliny. D\u016fle\u017eit\u00e1 je tak\u00e9 d\u00e9lka procesu \u010di\u0161t\u011bn\u00ed.<\/p>\n

Vliv ultrazvuku na saf\u00edry: Rizika a prevence<\/p>\n

A\u010dkoli saf\u00edry jsou odoln\u00e9, existuje riziko po\u0161kozen\u00ed p\u0159i pou\u017eit\u00ed ultrazvukov\u00e9 \u010disti\u010dky. Intenzivn\u00ed vibrace mohou zhor\u0161it existuj\u00edc\u00ed prasklinky nebo dokonce zp\u016fsobit nov\u00e9, zvl\u00e1\u0161t\u011b u saf\u00edr\u016f s viditeln\u00fdmi inkluzemi. Krom\u011b toho, nespr\u00e1vn\u011b zvolen\u00e1 \u010distic\u00ed kapalina m\u016f\u017ee kameny po\u0161kodit chemicky.<\/p>\n\n\n\n\n\n\n\n\n
Faktor<\/th>\nRiziko po\u0161kozen\u00ed<\/th>\nPrevence<\/th>\n<\/tr>\n<\/thead>\n
Intenzita ultrazvuku<\/td>\nVysok\u00e1<\/td>\nPou\u017e\u00edvejte n\u00edzkou intenzitu a kr\u00e1tkou dobu \u010di\u0161t\u011bn\u00ed<\/td>\n<\/tr>\n
D\u00e9lka \u010di\u0161t\u011bn\u00ed<\/td>\nVysok\u00e1<\/td>\n\u010cist\u011bte kr\u00e1tce, rad\u011bji opakovan\u011b ne\u017e dlouho<\/td>\n<\/tr>\n
\u010cistic\u00ed kapalina<\/td>\nSt\u0159edn\u00ed<\/td>\nPou\u017e\u00edvejte jemnou, neutr\u00e1ln\u00ed \u010distic\u00ed kapalinu<\/td>\n<\/tr>\n
Stav saf\u00edru<\/td>\nVysok\u00e1<\/td>\nP\u0159ed \u010di\u0161t\u011bn\u00edm zkontrolujte saf\u00edr na prasklinky<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Doporu\u010den\u00ed pro \u010di\u0161t\u011bn\u00ed saf\u00edr\u016f ultrazvukem<\/p>\n

Pokud se rozhodnete \u010distit saf\u00edry ultrazvukovou \u010disti\u010dkou, postupujte opatrn\u011b. Pou\u017e\u00edvejte n\u00edzkou intenzitu a kr\u00e1tkou dobu \u010di\u0161t\u011bn\u00ed (nap\u0159. 1-2 minuty). Vyberte si jemnou, neutr\u00e1ln\u00ed \u010distic\u00ed kapalinu, ide\u00e1ln\u011b speci\u00e1ln\u011b ur\u010denou pro drah\u00e9 kameny. P\u0159ed \u010di\u0161t\u011bn\u00edm d\u016fkladn\u011b zkontrolujte saf\u00edr na prasklinky nebo po\u0161kozen\u00ed. Pokud m\u00e1te pochybnosti, je lep\u0161\u00ed sv\u011b\u0159it \u010di\u0161t\u011bn\u00ed profesion\u00e1lovi.<\/p>\n

V z\u00e1v\u011bru je nutn\u00e9 zd\u016fraznit, \u017ee zat\u00edmco saf\u00edry jsou odoln\u00e9, pou\u017e\u00edv\u00e1n\u00ed ultrazvukov\u00e9 \u010disti\u010dky s nimi nese ur\u010dit\u00e9 riziko. Obez\u0159etnost a dodr\u017eov\u00e1n\u00ed doporu\u010den\u00ed pro minimalizaci rizika je kl\u00ed\u010dov\u00e9 pro zachov\u00e1n\u00ed kr\u00e1sy a integrity t\u011bchto drah\u00fdch kamen\u016f. V p\u0159\u00edpad\u011b pochybnost\u00ed je v\u017edy lep\u0161\u00ed zvolit alternativn\u00ed metodu \u010di\u0161t\u011bn\u00ed.<\/p>\n","protected":false},"excerpt":{"rendered":"

Saf\u00edry jsou drahokamy s vysokou tvrdost\u00ed a odolnost\u00ed, ale i ony si zaslou\u017e\u00ed \u0161etrnou p\u00e9\u010di. Ot\u00e1zka, zda je vhodn\u00e9 je \u010distit ultrazvukovou \u010disti\u010dkou, je proto na m\u00edst\u011b. N\u00e1sleduj\u00edc\u00ed text se bude zab\u00fdvat touto ot\u00e1zkou podrobn\u011b. Tvrd\u00e1 skute\u010dnost o saf\u00edrech Saf\u00edry, pat\u0159\u00edc\u00ed mezi korundy (oxid hlinit\u00fd, Al2O3), se vyzna\u010duj\u00ed Mohsovou tvrdost\u00ed 9, co\u017e je druh\u00e1 nejvy\u0161\u0161\u00ed<\/p>\n","protected":false},"author":1,"featured_media":20115,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6415],"tags":[],"class_list":["post-62546","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","prodpage-classic"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/posts\/62546","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/comments?post=62546"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/posts\/62546\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media\/20115"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media?parent=62546"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/categories?post=62546"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/tags?post=62546"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}