{"id":25646,"date":"2026-04-01T10:30:35","date_gmt":"2026-04-01T02:30:35","guid":{"rendered":"https:\/\/yebodaglass.com\/?p=25646"},"modified":"2026-04-01T11:11:39","modified_gmt":"2026-04-01T03:11:39","slug":"how-to-detect-and-eliminate-hidden-breakage-in-glass-honey-jars","status":"publish","type":"post","link":"https:\/\/yebodaglass.com\/cs\/how-to-detect-and-eliminate-hidden-breakage-in-glass-honey-jars\/","title":{"rendered":"Jak odhalit a odstranit skryt\u00e9 po\u0161kozen\u00ed sklen\u011bn\u00fdch sklenic na med?"},"content":{"rendered":"
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Tich\u00e9 selh\u00e1n\u00ed: Pro\u010d se sklo rozb\u00edj\u00ed i po n\u011bkolika t\u00fddnech<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Nikdy se to nestane hned prvn\u00ed den.<\/p>

V\u00fdroba pro\u0161la kontrolou. Palety jsou zape\u010det\u011bny. Logistika schv\u00e1lena. V\u0161echno vypad\u00e1 perfektn\u011b \u2013 a\u017e do chv\u00edle, kdy o n\u011bkolik t\u00fddn\u016f pozd\u011bji bez varov\u00e1n\u00ed praskne jedin\u00e1 sklen\u011bn\u00e1 n\u00e1doba na med a med se rozlije po cel\u00e9 palet\u011b.<\/p>

Pak sel\u017ee dal\u0161\u00ed sklenice.<\/p>

Pak dal\u0161\u00ed.<\/p>

Tento jev \u2013 \u010dasto naz\u00fdvan\u00fd \u201eskryt\u00e9 lomy\u201c \u2013 nen\u00ed n\u00e1hodn\u00fd. Je p\u0159\u00edm\u00fdm d\u016fsledkem \u017e\u00edhac\u00edch stresov\u00fdch lom\u016f a latentn\u00edch mikrotrhlin, kter\u00e9 vznikly b\u011bhem v\u00fdroby, ale aktivovaly se a\u017e po napln\u011bn\u00ed a skladov\u00e1n\u00ed.<\/p>

Pro odb\u011bratele v segmentu B2B se jedn\u00e1 o jedno z nejnebezpe\u010dn\u011bj\u0161\u00edch selh\u00e1n\u00ed kvality v cel\u00e9m dodavatelsk\u00e9m \u0159et\u011bzci sklen\u011bn\u00fdch obal\u016f.<\/p><\/article>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"sklen\u011bn\u00e1\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Co zp\u016fsobuje skryt\u00e9 praskliny ve sklen\u011bn\u00fdch sklenic\u00edch na med<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Nespr\u00e1vn\u00e9 \u017e\u00edh\u00e1n\u00ed v peci Lehr<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Sklo mus\u00ed pomalu chladnout.<\/p>

Proces v peci s chladi\u010dem \u0159\u00edd\u00ed chlazen\u00ed n\u00e1dob, \u010d\u00edm\u017e se po jejich vytvo\u0159en\u00ed odstra\u0148uje jejich vnit\u0159n\u00ed pnut\u00ed. Sklo vytv\u00e1\u0159\u00ed vnit\u0159n\u00ed pnut\u00ed, kdy\u017e proces chlazen\u00ed nedok\u00e1\u017ee udr\u017eet rovnom\u011brn\u00e9 teploty a rychlosti chlazen\u00ed.<\/p>

Lidsk\u00e9 oko tyto z\u00f3ny nap\u011bt\u00ed nevid\u00ed, proto\u017ee z\u016fst\u00e1vaj\u00ed skryt\u00e9.<\/p>

Rychlost v\u00fdroby vy\u017eaduje pe\u010dliv\u00e9 \u0159\u00edzen\u00ed, proto\u017ee agresivn\u00ed zvy\u0161ov\u00e1n\u00ed produkce kv\u016fli sez\u00f3nn\u00ed popt\u00e1vce a \u010dtvrtletn\u00edm c\u00edl\u016fm vede k naru\u0161en\u00ed k\u0159ivky \u017e\u00edh\u00e1n\u00ed.<\/p>

Jak\u00fd je v\u00fdsledek t\u00e9to situace?<\/p>

Sklo, kter\u00e9 vypad\u00e1 bezchybn\u011b, m\u00e1 vnit\u0159n\u00ed vlastnosti, kter\u00e9 funguj\u00ed jako stla\u010den\u00e1 pru\u017eina.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Latentn\u00ed mikrotrhliny z tvo\u0159en\u00ed vad<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Mikrotrhliny vznikaj\u00ed z:<\/p>

\u2022 nesouosost formy
\u2022 nerovnom\u011brn\u00e9 rozlo\u017een\u00ed kapek
\u2022 opot\u0159ebovan\u00e9 dutiny forem
\u2022 nespr\u00e1vn\u00e9 tvarov\u00e1n\u00ed p\u0159edlisku<\/p>

Trhliny existuj\u00ed ve velikosti, kterou lidsk\u00e9 oko nedok\u00e1\u017ee rozpoznat. Trhliny existuj\u00ed ve velikosti, kterou standardn\u00ed vizu\u00e1ln\u00ed kontroln\u00ed procesy nedok\u00e1\u017eou detekovat, p\u0159esto funguj\u00ed jako koncentr\u00e1tory nap\u011bt\u00ed, kter\u00e9 naru\u0161uj\u00ed struktur\u00e1ln\u00ed integritu sklenice.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Extern\u00ed spou\u0161t\u011b\u010de po napln\u011bn\u00ed<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Pro\u010d tedy k selh\u00e1n\u00ed doch\u00e1z\u00ed a\u017e po n\u011bkolika t\u00fddnech?<\/p>

Proto\u017ee napln\u011bn\u00ed v\u0161echno zm\u011bn\u00ed.<\/p>

Med je:<\/p>

\u2022 hust\u00fd (vysok\u00fd vnit\u0159n\u00ed tlak)
\u2022 hygroskopick\u00fd (absorbuje vlhkost)
\u2022 \u010dasto pln\u011bn\u00e9 za tepla nebo pasterizovan\u00e9<\/p>

Po napln\u011bn\u00ed, sklen\u011bn\u00e9 n\u00e1doby<\/a> bude m\u00edt n\u00e1sleduj\u00edc\u00ed \u00fa\u010dinky:<\/p>

\u2022 vnit\u0159n\u00ed tlak z hmotnosti produktu
\u2022 tepeln\u00e1 rozta\u017enost a smr\u0161\u0165ov\u00e1n\u00ed
\u2022 nam\u00e1h\u00e1n\u00ed p\u0159i stohov\u00e1n\u00ed palet
\u2022 vibrace p\u0159i doprav\u011b<\/p>

Postupem \u010dasu tyto s\u00edly zesiluj\u00ed existuj\u00edc\u00ed mikrodefekty \u2013 a\u017e do prasknut\u00ed skla.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Jednom\u011bs\u00ed\u010dn\u00ed zpo\u017ed\u011bn\u00ed: P\u0159edv\u00eddateln\u00fd vzorec selh\u00e1n\u00ed\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Skryt\u00e9 zlomen\u00ed se obvykle objev\u00ed 2\u20134 t\u00fddny po v\u00fdplni.<\/p>

Toto zpo\u017ed\u011bn\u00ed nen\u00ed n\u00e1hoda \u2013 je to \u00fanava materi\u00e1lu.<\/p>

Mikrotrhliny se za st\u00e1l\u00e9ho nap\u011bt\u00ed \u0161\u00ed\u0159\u00ed pomalu. Molekul\u00e1rn\u00ed vazby postupn\u011b sl\u00e1bnou, dokud nedos\u00e1hnou kritick\u00e9 hodnoty.<\/p>

Pak se selh\u00e1n\u00ed stane okam\u017eit\u011b.<\/p>

Podle pr\u016fmyslov\u00fdch dat citovan\u00fdch v glob\u00e1ln\u00edch anal\u00fdz\u00e1ch bezpe\u010dnosti obal\u016f se struktur\u00e1ln\u00ed poruchy v n\u00e1dob\u00e1ch na visk\u00f3zn\u00ed produkty v\u00fdrazn\u011b zv\u00fd\u0161ily v d\u016fsledku nezji\u0161t\u011bn\u00fdch vad zp\u016fsoben\u00fdch nap\u011bt\u00edm.<\/p>

Pro bali\u010de medu to znamen\u00e1:<\/p>

\u2022 ztr\u00e1ta palet
\u2022 riziko kontaminace
\u2022 odm\u00edtnut\u00ed prodejcem
\u2022 mo\u017en\u00e9 sta\u017een\u00ed z trhu<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Jak detekovat \u017e\u00edhac\u00ed nap\u011bt\u00ed p\u0159ed selh\u00e1n\u00edm<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Testov\u00e1n\u00ed polariskopem (ASTM C148)<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Polariskop je nejd\u016fle\u017eit\u011bj\u0161\u00edm n\u00e1strojem pro detekci vnit\u0159n\u00edho nap\u011bt\u00ed.<\/p>

Vyu\u017e\u00edv\u00e1 polarizovan\u00e9 sv\u011btlo k odhalen\u00ed dvojlomn\u00fdch vzor\u016f \u2013 barevn\u00fdch gradient\u016f, kter\u00e9 indikuj\u00ed rozlo\u017een\u00ed nap\u011bt\u00ed uvnit\u0159 skla.<\/p>

Na co by se m\u011bli kupuj\u00edc\u00ed zam\u011b\u0159it:<\/p>

\u2022 jednotn\u00e1 sv\u011btle \u0161ed\u00e1 = n\u00edzk\u00e9 nap\u011bt\u00ed (p\u0159ijateln\u00e9)
\u2022 viditeln\u00e9 barevn\u00e9 pruhy = m\u00edrn\u00e9 nam\u00e1h\u00e1n\u00ed (varov\u00e1n\u00ed)
\u2022 duhov\u00e9 vzory = vysok\u00fd stres (odm\u00edtnut\u00ed)<\/p>

Ka\u017ed\u00e9 l\u00e1hvi je p\u0159i\u0159azeno \u010d\u00edslo skute\u010dn\u00e9ho stavu (Real Temper Number):<\/p>

Hodnocen\u00ed<\/td>\u00darove\u0148 stresu<\/td>Riziko<\/td><\/tr>
1\u20132<\/td>N\u00edzk\u00fd<\/td>Trezor<\/td><\/tr>
\u00a0 \u00a0 3<\/td>M\u00edrn\u00fd<\/td>Monitor<\/td><\/tr>
4\u20135<\/td>Vysok\u00fd<\/td>Odm\u00edtnout<\/td><\/tr><\/tbody><\/table>

Ka\u017ed\u00fd dodavatel, kter\u00fd neposkytuje z\u00e1znamy o polariskopu dle ASTM C148, pracuje bez \u00fapln\u00e9ho p\u0159ehledu o kvalit\u011b.<\/p><\/div>

\u00a0<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Validace teplotn\u00ed k\u0159ivky Lehrovy spir\u00e1ly<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\u017d\u00edh\u00e1n\u00ed nen\u00ed ot\u00e1zkou odhadu.<\/p>

Skl\u00e1\u0159sk\u00e9 tov\u00e1rny<\/a> mus\u00ed poskytnout:<\/p>

\u2022 teplotn\u00ed profily pece
\u2022 data chladic\u00ed k\u0159ivky
\u2022 protokoly kalibrace rychlosti p\u00e1su<\/p>

Tyto z\u00e1znamy dokazuj\u00ed, zda bylo sklo spr\u00e1vn\u011b ochlazeno.<\/p>

Bez nich neexistuje \u017e\u00e1dn\u00fd d\u016fkaz, \u017ee by se vnit\u0159n\u00ed stres \u0159\u00e1dn\u011b uvolnil.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Tepeln\u00fd \u0161ok: Druh\u00fd skryt\u00fd zabij\u00e1k<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Pochopen\u00ed \u0394T (teplotn\u00ed diferenci\u00e1l)<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Odolnost proti teplotn\u00edm \u0161ok\u016fm m\u011b\u0159\u00ed, kolik teplotn\u00edch zm\u011bn sklen\u011bn\u00e1 n\u00e1doba zvl\u00e1dne, ne\u017e praskne.<\/p>

Pro sklen\u011bn\u00e9 n\u00e1doby na med<\/a>, to je kritick\u00e9.<\/p>

B\u011bhem zpracov\u00e1n\u00ed se u sklenic mohou vyskytnout:<\/p>

\u2022 hork\u00e1 n\u00e1pl\u0148 (do 90 \u00b0C)
\u2022 rychl\u00e9 ochlazen\u00ed
\u2022 myt\u00ed nebo sterilizace<\/p>

Pokud sklo t\u011bmto zm\u011bn\u00e1m neodol\u00e1, praskne.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Minim\u00e1ln\u00ed normy pro tepeln\u00fd \u0161ok<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Spolehliv\u00e1 sklen\u011bn\u00e1 n\u00e1doba na med by m\u011bla vydr\u017eet:<\/p>

\u2022 \u0394T \u2265 42 \u00b0C (pr\u016fmyslov\u00e9 minimum)<\/p>

Pod touto hranic\u00ed se riziko selh\u00e1n\u00ed dramaticky zvy\u0161uje b\u011bhem:<\/p>

\u2022 p\u0159echody plnic\u00edch linek
\u2022 chladic\u00ed tunely
\u2022 kol\u00eds\u00e1n\u00ed teploty ve skladu<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Skryt\u00e9 vady na t\u011bsnic\u00edm povrchu<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Probl\u00e9m \u201edr\u00e1t\u011bn\u00e9 hrany\u201c<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Ne v\u0161echna selh\u00e1n\u00ed poch\u00e1zej\u00ed z t\u011bla.<\/p>

R\u00e1fek (\u0161krtic\u00ed klapka\/dokon\u010dovac\u00ed \u010d\u00e1st) je dal\u0161\u00ed kritickou z\u00f3nou.<\/p>

Pokud jsou formy opot\u0159ebovan\u00e9 nebo \u0161patn\u011b zarovnan\u00e9, m\u016f\u017ee se vytvo\u0159it mikroskopick\u00fd h\u0159eben \u2013 naz\u00fdvan\u00fd dr\u00e1t\u011bn\u00fd okraj.<\/p>

To vede k:<\/p>

\u2022 nespr\u00e1vn\u00e9 ut\u011bsn\u011bn\u00ed
\u2022 \u00fanik vzduchu
\u2022 mikrobi\u00e1ln\u00ed kontaminace
\u2022 n\u00e1r\u016fst vnit\u0159n\u00edho tlaku<\/p>

Tlak nakonec zp\u016fsob\u00ed prasknut\u00ed skla \u2013 \u010dasto myln\u00e9 posouzen\u00ed jako samovoln\u00e9 rozbit\u00ed.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Skute\u010dn\u00e9 n\u00e1klady na ignorov\u00e1n\u00ed mikrotrhlin<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Skryt\u00e9 vady nejsou jen technick\u00e9 probl\u00e9my. Jsou to finan\u010dn\u00ed rizika.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Anal\u00fdza dopadu dodavatelsk\u00e9ho \u0159et\u011bzce pro rok 2026<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Typ vady<\/td>Viditelnost<\/td>Metoda detekce<\/td>Dopad na podnik\u00e1n\u00ed<\/td><\/tr>
\u017d\u00edhac\u00ed stres<\/td>Neviditeln\u00fd<\/td>Polariskop<\/td>Vysok\u00e1: ztr\u00e1ta palet, stahov\u00e1n\u00ed z trhu<\/td><\/tr>
Tepeln\u00fd \u0161ok<\/td>N\u00edzk\u00fd<\/td>Testov\u00e1n\u00ed \u0394T<\/td>St\u0159edn\u00ed: ztr\u00e1ta v\u00fdnosu<\/td><\/tr>
Sem\u00ednka\/Bubliny<\/td>Viditeln\u00e9<\/td>Vizu\u00e1ln\u00ed kontrola kvality<\/td>N\u00edzk\u00e1: kosmetick\u00e1<\/td><\/tr>
Mikrotrhliny<\/td>Neviditeln\u00fd<\/td>Tlakov\u00e1 zkou\u0161ka<\/td>Kritick\u00e9: riziko odpov\u011bdnosti<\/td><\/tr><\/tbody><\/table>

N\u011bkter\u00e9 zna\u010dky kv\u016fli t\u011bmto selh\u00e1n\u00edm ztr\u00e1cej\u00ed stovky tis\u00edc dolar\u016f za \u010dtvrtlet\u00ed.<\/p>

A v\u011bt\u0161in\u011b z toho se d\u00e1 p\u0159edej\u00edt.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Co mus\u00ed B2B kupuj\u00edc\u00ed po\u017eadovat od dodavatel\u016f<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Povinn\u00e1 technick\u00e1 dokumentace<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Nespol\u00e9hejte se na \u00fastn\u00ed z\u00e1ruky.<\/p>

\u017d\u00e1dost:<\/p>

\u2022 Zku\u0161ebn\u00ed protokoly polariskop\u016f (ASTM C148)
\u2022 \u00fadaje o odolnosti proti tepeln\u00e9mu \u0161oku
\u2022 zpr\u00e1vy o vnit\u0159n\u00ed pevnosti v tlaku
\u2022 teplotn\u00ed k\u0159ivky \u017e\u00edhac\u00ed pece
\u2022 \u00fadaje o v\u00fdkonu dutiny formy<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Minim\u00e1ln\u00ed v\u00fdkonnostn\u00ed benchmarky\n<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Pro standardn\u00ed sklen\u011bn\u00e9 n\u00e1doby na med o objemu 1 libry:<\/p>

\u2022 Odolnost v\u016f\u010di vnit\u0159n\u00edmu tlaku \u2265 200 psi
\u2022 Odolnost proti teplotn\u00edmu \u0161oku \u2265 42 \u00b0C \u0394T
\u2022 \u017d\u00edhac\u00ed stupe\u0148: Pouze stupe\u0148 1\u20132<\/p>

Cokoli pod t\u011bmito prahov\u00fdmi hodnotami vn\u00e1\u0161\u00ed riziko do va\u0161eho dodavatelsk\u00e9ho \u0159et\u011bzce.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Kompromis ESG: Rizika recyklovan\u00e9ho skla<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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St\u0159epy vs. panensk\u00e9 suroviny<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Modern\u00ed c\u00edle udr\u017eitelnosti \u2013 zejm\u00e9na v r\u00e1mci p\u0159edpis\u016f ESG z roku 2026 \u2013 podporuj\u00ed pou\u017e\u00edv\u00e1n\u00ed recyklovan\u00e9ho skla (st\u0159ep\u016f).<\/p>

Typick\u00e9 pou\u017eit\u00ed: obsah st\u0159ep\u016f 20\u201330 %<\/p>

To ale s sebou nese v\u00fdzvy:<\/p>

\u2022 vy\u0161\u0161\u00ed riziko ne\u010distot
\u2022 nekonzistentn\u00ed chov\u00e1n\u00ed p\u0159i t\u00e1n\u00ed
\u2022 potenci\u00e1ln\u00ed \u201ekameny\u201c (neroztaven\u00e9 \u010d\u00e1stice)<\/p>

Bez p\u0159\u00edsn\u00e9 regulace teploty se tyto inkluze st\u00e1vaj\u00ed m\u00edsty zlomu.<\/p>

Udr\u017eitelnost bez \u0159\u00edzen\u00ed proces\u016f se rovn\u00e1 nestabilit\u011b.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Z\u00e1klady technick\u00e9ho auditu<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Co zp\u016fsobuje opo\u017ed\u011bn\u00e9 rozbit\u00ed skla ve sklen\u011bn\u00fdch medov\u00fdch sklenic\u00edch?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Zpo\u017ed\u011bn\u00e9 lomen\u00ed je zp\u016fsobeno \u017e\u00edhac\u00edmi nap\u011bt\u00edmi a mikrotrhlinami vznikl\u00fdmi b\u011bhem v\u00fdroby, kter\u00e9 se \u0161\u00ed\u0159\u00ed vlivem tlaku a teplotn\u00edch zm\u011bn po napln\u011bn\u00ed.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Jak mohu ov\u011b\u0159it spr\u00e1vn\u00e9 \u017e\u00edh\u00e1n\u00ed?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Vy\u017e\u00e1dejte si protokoly o polariskopick\u00fdch zkou\u0161k\u00e1ch (ASTM C148) a zajist\u011bte skute\u010dn\u00e9 temperovac\u00ed \u010d\u00edslo 1\u20132, co\u017e ukazuje na n\u00edzk\u00e9 vnit\u0159n\u00ed pnut\u00ed.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Co je odolnost v\u016f\u010di tepeln\u00e9mu r\u00e1zu (\u0394T)?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Je to maxim\u00e1ln\u00ed teplotn\u00ed rozd\u00edl, kter\u00fd sklo snese. Sklen\u011bn\u00e9 n\u00e1doby na med pot\u0159ebuj\u00ed k vydr\u017een\u00ed pln\u011bn\u00ed za horka a chlazen\u00ed teplotu alespo\u0148 42 \u00b0C \u0394T.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Lze odhalit mikrotrhliny p\u0159ed vypln\u011bn\u00edm?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Ne vizu\u00e1ln\u011b. Nicm\u00e9n\u011b tlakov\u00e9 zkou\u0161ky, vibra\u010dn\u00ed zkou\u0161ky a automatizovan\u00e9 inspek\u010dn\u00ed syst\u00e9my mohou identifikovat vysoce rizikov\u00e9 kontejnery.<\/p>

Z\u00e1v\u011bre\u010dn\u00e1 my\u0161lenka: sklo nen\u00ed komodita<\/p>

Tady je krut\u00e1 pravda.<\/p>

Pokud v\u00e1\u0161 dodavatel nem\u016f\u017ee poskytnout:<\/p>

\u2022 data \u017e\u00edh\u00e1n\u00ed
\u2022 Z\u00e1znamy z polariskopu
\u2022 validace tepeln\u00e9ho \u0161oku<\/p>

Nekontroluj\u00ed sv\u016fj proces.<\/p>

A vy na sebe berete riziko.<\/p>

Skryt\u00e9 po\u0161kozen\u00ed nen\u00ed sm\u016fla.<\/p>

Je p\u0159edv\u00eddateln\u00fd, m\u011b\u0159iteln\u00fd a lze mu p\u0159edch\u00e1zet.<\/p>

Jedinou ot\u00e1zkou je, zda si data vy\u017e\u00e1d\u00e1te \u2013 nebo za selh\u00e1n\u00ed zaplat\u00edte pozd\u011bji.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"

Zjist\u011bte, jak detekovat mikrotrhliny ve sklen\u011bn\u00fdch n\u00e1dob\u00e1ch na med pomoc\u00ed polariskopov\u00e9ho testov\u00e1n\u00ed, standard\u016f tepeln\u00e9ho \u0161oku a spr\u00e1vn\u00fdch metod kontroly procesu \u017e\u00edh\u00e1n\u00ed.<\/p>","protected":false},"author":2,"featured_media":25649,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1,117],"tags":[],"class_list":["post-25646","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blogs","category-industry-blog"],"blocksy_meta":[],"jetpack_featured_media_url":"https:\/\/yebodaglass.com\/wp-content\/uploads\/2026\/04\/honey-jars.webp","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/yebodaglass.com\/cs\/wp-json\/wp\/v2\/posts\/25646","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yebodaglass.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yebodaglass.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yebodaglass.com\/cs\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/yebodaglass.com\/cs\/wp-json\/wp\/v2\/comments?post=25646"}],"version-history":[{"count":5,"href":"https:\/\/yebodaglass.com\/cs\/wp-json\/wp\/v2\/posts\/25646\/revisions"}],"predecessor-version":[{"id":25665,"href":"https:\/\/yebodaglass.com\/cs\/wp-json\/wp\/v2\/posts\/25646\/revisions\/25665"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yebodaglass.com\/cs\/wp-json\/wp\/v2\/media\/25649"}],"wp:attachment":[{"href":"https:\/\/yebodaglass.com\/cs\/wp-json\/wp\/v2\/media?parent=25646"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yebodaglass.com\/cs\/wp-json\/wp\/v2\/categories?post=25646"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yebodaglass.com\/cs\/wp-json\/wp\/v2\/tags?post=25646"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}