{"id":62521,"date":"2023-04-21T12:22:23","date_gmt":"2023-04-21T17:22:23","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/can-you-clean-coins-in-an-ultrasonic-cleaner\/"},"modified":"2025-01-27T06:02:11","modified_gmt":"2025-01-27T11:02:11","slug":"can-you-clean-coins-in-an-ultrasonic-cleaner","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/cs\/can-you-clean-coins-in-an-ultrasonic-cleaner\/","title":{"rendered":"Ultrazvukov\u00e1 \u010disti\u010dka a mince: \u010ci\u0161t\u011bn\u00ed a rizika"},"content":{"rendered":"

Ultrazvukov\u00e9 \u010dist\u011bn\u00ed se stalo popul\u00e1rn\u00ed metodou pro \u010di\u0161t\u011bn\u00ed nejr\u016fzn\u011bj\u0161\u00edch p\u0159edm\u011bt\u016f, v\u010detn\u011b minc\u00ed. Jeho \u00fa\u010dinnost a rychlost l\u00e1k\u00e1 mnoho sb\u011bratel\u016f i b\u011b\u017en\u00fdch lid\u00ed. Ot\u00e1zka, zda je ultrazvukov\u00e9 \u010di\u0161t\u011bn\u00ed pro mince vhodn\u00e9, v\u0161ak vy\u017eaduje podrobn\u011bj\u0161\u00ed prozkoum\u00e1n\u00ed. Nen\u00ed to toti\u017e univerz\u00e1ln\u00ed \u0159e\u0161en\u00ed a m\u016f\u017ee v\u00e9st k po\u0161kozen\u00ed, pokud se nepostupuje spr\u00e1vn\u011b.<\/p>\n

Druhy minc\u00ed a jejich vhodnost pro ultrazvukov\u00e9 \u010di\u0161t\u011bn\u00ed<\/p>\n

Ne v\u0161echny mince jsou pro ultrazvukov\u00e9 \u010di\u0161t\u011bn\u00ed vhodn\u00e9. Mince z drah\u00fdch kov\u016f, jako je zlato a st\u0159\u00edbro, obecn\u011b sn\u00e1\u0161\u00ed ultrazvukov\u00e9 \u010di\u0161t\u011bn\u00ed l\u00e9pe ne\u017e mince z kov\u016f m\u011bk\u010d\u00edch, jako je m\u011b\u010f \u010di bronz. Mince s por\u00e9zn\u00ed povrchovou \u00fapravou, po\u0161kozen\u00edm nebo s patinou, kter\u00e1 je sou\u010d\u00e1st\u00ed jejich historick\u00e9 hodnoty, by se do ultrazvuku nikdy nem\u011bly d\u00e1vat. Intenzita ultrazvuku m\u016f\u017ee tyto nedostatky je\u0161t\u011b zhor\u0161it.<\/p>\n\n\n\n\n\n\n\n\n\n\n
Typ mince<\/th>\nVhodnost pro ultrazvukov\u00e9 \u010di\u0161t\u011bn\u00ed<\/th>\nPozn\u00e1mka<\/th>\n<\/tr>\n<\/thead>\n
Zlato<\/td>\nVysok\u00e1<\/td>\nVhodn\u00e1 \u010distic\u00ed kapalina je nezbytn\u00e1.<\/td>\n<\/tr>\n
St\u0159\u00edbro<\/td>\nVysok\u00e1<\/td>\nVhodn\u00e1 \u010distic\u00ed kapalina je nezbytn\u00e1.<\/td>\n<\/tr>\n
M\u011b\u010f<\/td>\nN\u00edzk\u00e1<\/td>\nRiziko po\u0161kozen\u00ed povrchu.<\/td>\n<\/tr>\n
Bronz<\/td>\nN\u00edzk\u00e1<\/td>\nRiziko po\u0161kozen\u00ed povrchu a ztr\u00e1ty patiny.<\/td>\n<\/tr>\n
St\u0159\u00edbrn\u00e9 mince s patinou<\/td>\nNedoporu\u010deno<\/td>\nPatina m\u016f\u017ee b\u00fdt nen\u00e1vratn\u011b po\u0161kozena.<\/td>\n<\/tr>\n
Mince s po\u0161kozen\u00edm<\/td>\nNedoporu\u010deno<\/td>\nPo\u0161kozen\u00ed se m\u016f\u017ee zhor\u0161it.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

V\u00fdb\u011br spr\u00e1vn\u00e9 \u010distic\u00ed kapaliny<\/p>\n

Kvalita \u010distic\u00ed kapaliny je kl\u00ed\u010dov\u00e1 pro \u00fasp\u011b\u0161n\u00e9 a bezpe\u010dn\u00e9 ultrazvukov\u00e9 \u010di\u0161t\u011bn\u00ed minc\u00ed. Pou\u017eit\u00ed nespr\u00e1vn\u00e9 kapaliny m\u016f\u017ee v\u00e9st k po\u0161kozen\u00ed povrchu mince, korozi nebo ztr\u00e1t\u011b lesku. Doporu\u010duje se pou\u017e\u00edvat speci\u00e1ln\u00ed \u010distic\u00ed roztoky ur\u010den\u00e9 pro drah\u00e9 kovy, kter\u00e9 jsou jemn\u00e9 a \u00fa\u010dinn\u00e9. Voda s trochou sapon\u00e1tu je vhodn\u00e1 pouze pro velmi zne\u010di\u0161t\u011bn\u00e9 mince z kov\u016f odoln\u00fdch proti korozi a i v tomto p\u0159\u00edpad\u011b je nutn\u00e9 db\u00e1t zv\u00fd\u0161en\u00e9 opatrnosti.<\/p>\n

Doba \u010di\u0161t\u011bn\u00ed a intenzita ultrazvuku<\/p>\n

D\u00e9lka \u010di\u0161t\u011bn\u00ed by m\u011bla b\u00fdt kr\u00e1tk\u00e1, ide\u00e1ln\u011b n\u011bkolik minut. P\u0159\u00edli\u0161 dlouh\u00e1 doba \u010di\u0161t\u011bn\u00ed m\u016f\u017ee v\u00e9st k po\u0161kozen\u00ed povrchu mince. Intenzitu ultrazvuku je nutn\u00e9 nastavit podle typu mince a stupn\u011b zne\u010di\u0161t\u011bn\u00ed. Za\u010d\u00e1tek by m\u011bl b\u00fdt s n\u00edzkou intenzitou a postupn\u011b se zvy\u0161uje dle pot\u0159eby. P\u0159\u00edli\u0161 vysok\u00e1 intenzita m\u016f\u017ee zp\u016fsobit po\u0161kozen\u00ed, i u odoln\u011bj\u0161\u00edch kov\u016f. U n\u011bkter\u00fdch p\u0159\u00edstroj\u016f, jako nap\u0159\u00edklad u n\u011bkter\u00fdch model\u016f od Beijing Ultrasonic, je mo\u017en\u00e9 nastaven\u00ed intenzity ultrazvuku p\u0159esn\u011b regulovat.<\/p>\n

Postup po \u010di\u0161t\u011bn\u00ed<\/p>\n

Po ukon\u010den\u00ed ultrazvukov\u00e9ho \u010di\u0161t\u011bn\u00ed je nutn\u00e9 mince d\u016fkladn\u011b opl\u00e1chnout destilovanou vodou a jemn\u011b osu\u0161it m\u011bkk\u00fdm had\u0159\u00edkem z mikrovl\u00e1kna. T\u00edm se zabr\u00e1n\u00ed usazov\u00e1n\u00ed miner\u00e1ln\u00edch l\u00e1tek z kohoutkov\u00e9 vody na povrchu mince. Po umyt\u00ed by se mince m\u011bly prohl\u00e9dnout pod lupou, zda nedo\u0161lo k po\u0161kozen\u00ed.<\/p>\n

Z\u00e1v\u011brem lze \u0159\u00edci, \u017ee ultrazvukov\u00e9 \u010di\u0161t\u011bn\u00ed minc\u00ed m\u016f\u017ee b\u00fdt efektivn\u00ed metodou, ale vy\u017eaduje opatrnost a znalosti. Nespr\u00e1vn\u00e9 pou\u017eit\u00ed m\u016f\u017ee v\u00e9st k nen\u00e1vratn\u00e9mu po\u0161kozen\u00ed. Je d\u016fle\u017eit\u00e9 volit spr\u00e1vnou \u010distic\u00ed kapalinu, nastavit vhodnou dobu a intenzitu \u010di\u0161t\u011bn\u00ed a pe\u010dliv\u011b vyb\u00edrat mince, kter\u00e9 jsou pro tento typ \u010di\u0161t\u011bn\u00ed vhodn\u00e9. V\u017edy je lep\u0161\u00ed za\u010d\u00edt s kr\u00e1tkou dobou \u010di\u0161t\u011bn\u00ed a postupn\u011b ji prodlu\u017eovat, ne\u017e riskovat po\u0161kozen\u00ed cenn\u00fdch minc\u00ed.<\/p>\n","protected":false},"excerpt":{"rendered":"

Ultrazvukov\u00e9 \u010dist\u011bn\u00ed se stalo popul\u00e1rn\u00ed metodou pro \u010di\u0161t\u011bn\u00ed nejr\u016fzn\u011bj\u0161\u00edch p\u0159edm\u011bt\u016f, v\u010detn\u011b minc\u00ed. Jeho \u00fa\u010dinnost a rychlost l\u00e1k\u00e1 mnoho sb\u011bratel\u016f i b\u011b\u017en\u00fdch lid\u00ed. Ot\u00e1zka, zda je ultrazvukov\u00e9 \u010di\u0161t\u011bn\u00ed pro mince vhodn\u00e9, v\u0161ak vy\u017eaduje podrobn\u011bj\u0161\u00ed prozkoum\u00e1n\u00ed. Nen\u00ed to toti\u017e univerz\u00e1ln\u00ed \u0159e\u0161en\u00ed a m\u016f\u017ee v\u00e9st k po\u0161kozen\u00ed, pokud se nepostupuje spr\u00e1vn\u011b. Druhy minc\u00ed a jejich vhodnost pro ultrazvukov\u00e9<\/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-62521","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\/62521","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=62521"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/posts\/62521\/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=62521"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/categories?post=62521"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/tags?post=62521"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}