{"id":3057,"date":"2020-07-03T22:00:00","date_gmt":"2020-07-03T20:00:00","guid":{"rendered":"https:\/\/beta.svetkamene.eu\/?p=3057"},"modified":"2022-06-10T11:03:39","modified_gmt":"2022-06-10T09:03:39","slug":"duke-white","status":"publish","type":"post","link":"https:\/\/svetkamene.eu\/index.php\/cs\/2020\/07\/03\/duke-white\/","title":{"rendered":"DUKE WHITE"},"content":{"rendered":"\n

Nov\u00e9 atraktivn\u00ed materi\u00e1ly se na trhu s kamenem neobjevuj\u00ed p\u0159\u00edli\u0161 \u010dasto. To je skute\u010dnost, kter\u00e1 vypl\u00fdv\u00e1 ze samotn\u00e9 podstaty tohoto na\u0161eho pokladu ukryt\u00e9ho v zemi. Krom\u011b toho se takov\u00e9 novinky m\u00e1lokdy st\u00e1vaj\u00ed obl\u00edben\u00fdmi. Proto stoj\u00ed za to p\u0159edstavit si bl\u00ed\u017ee p\u0159\u00edpady n\u011bkter\u00fdch takov\u00fdch materi\u00e1l\u016f.<\/strong><\/p>\n\n\n\n

<\/div>\n\n\n\n

K\u00e1men Duke White nen\u00ed na polsk\u00e9m trhu dlouho. Pravd\u011bpodobn\u011b poprv\u00e9 jsme m\u011bli mo\u017enost tento materi\u00e1l vid\u011bt na veletrhu v Poznani p\u0159ed \u010dty\u0159mi lety na st\u00e1nku firmy EGA. Je to kr\u00e1sn\u00fd materi\u00e1l a v sou\u010dasn\u00e9 dob\u011b lze \u0159\u00edci, \u017ee si na\u0161el sv\u00e9 pravideln\u00e9 odb\u011bratele.<\/p>\n\n\n\n

Duke White je registrovanou ochrannou zn\u00e1mkou pro st\u0159edn\u011b sv\u011btl\u00e9 a\u017e sv\u011btle \u0161ed\u00e9 ruly. V obchodn\u00edch kruz\u00edch m\u016f\u017ee b\u00fdt tento k\u00e1men na sv\u011btov\u00fdch trz\u00edch ozna\u010dov\u00e1n jako granit, ale podle evropsk\u00fdch norem mus\u00ed b\u00fdt ozna\u010dov\u00e1n jako rula. Z geologick\u00e9ho hlediska ho \u0159ad\u00edme k typu ruly zvan\u00e9 pararula. Tento typ popsal a zavedl do geologick\u00e9ho slovn\u00edku v roce 1891 n\u011bmeck\u00fd petrograf Karl Heinrich Ferdinand Rosenbusch.<\/p>\n\n\n

\n
\"Duke<\/figure><\/div>\n\n\n
<\/div>\n\n\n\n

Lom Duke White se nach\u00e1z\u00ed v italsk\u00fdch Alp\u00e1ch, v Piemontu. Jeho lo\u017eisko se skl\u00e1d\u00e1 z diagon\u00e1ln\u011b uspo\u0159\u00e1dan\u00fdch vrstev v barv\u00e1ch b\u00edl\u00e9, \u0161ed\u00e9 a \u010dern\u00e9. Z lo\u017eiska se t\u011b\u017e\u00ed t\u0159i druhy materi\u00e1lu: Duke White ve dvou odst\u00ednech sv\u011btl\u00e9 a \u0161ed\u00e9, a je\u0161t\u011b m\u00e9n\u011b zn\u00e1m\u00fd Duke Black, s jeho\u017e t\u011b\u017ebou se za\u010dalo teprve ned\u00e1vno. V\u00fdb\u011br materi\u00e1lu prob\u00edh\u00e1 podle p\u0159\u00edsn\u00fdch pravidel. To umo\u017e\u0148uje rozt\u0159\u00edd\u011bn\u00ed r\u016fzn\u00fdch materi\u00e1l\u016f je\u0161t\u011b p\u0159ed jeho na\u0159ez\u00e1n\u00edm na desky.<\/p>\n\n\n\n

Duke White, kter\u00fd obsahuje krystaly k\u0159emene, je nejb\u011blej\u0161\u00ed z italsk\u00fdch \u017eul dostupn\u00fdch na trhu. Miner\u00e1ly v n\u011bm obsa\u017een\u00e9 pozitivn\u011b reaguj\u00ed na pov\u011btrnostn\u00ed podm\u00ednky a n\u00e1sledn\u00e9 cykly zmrazov\u00e1n\u00ed a op\u011btovn\u00e9ho rozmrazov\u00e1n\u00ed pouze zvy\u0161uj\u00ed odolnost materi\u00e1lu. D\u00edky t\u011bmto technick\u00fdm vlastnostem je Duke White pou\u017eiteln\u00fd jak v interi\u00e9rech, tak i v exteri\u00e9rech. Materi\u00e1l je mrazuvzdorn\u00fd a kyselinovzdorn\u00fd.<\/p>\n\n\n\n

Je tak\u00e9 zn\u00e1m\u00fd jako Bianco Veglia.<\/p>\n\n\n\n

Mechanicko-fyzik\u00e1ln\u00ed vlastnosti:<\/strong>
Pevnost v ohybu: 16,8 MPa
Pevnost v tlaku: 171,4 MPa
Objemov\u00e1 hmotnost: 2657 kg\/m3<\/sup>
Absorpce vody: 3,75 %
Koeficient tepeln\u00e9 rozta\u017enosti: 0,0065 mm\/m \u00b0C<\/p>\n\n\n

\n
\"Duke<\/figure><\/div>\n\n\n
<\/div>\n\n\n\n

Zdroj: Kurier kamieniarski<\/a><\/p>\n\n\n\n

Autor: Dariusz Wawrzynkiewicz | Publikov\u00e1no: 02. \u010dervence 2019<\/p>\n\n\n\n


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Nov\u00e9 atraktivn\u00ed materi\u00e1ly se na trhu s kamenem neobjevuj\u00ed p\u0159\u00edli\u0161 \u010dasto. To je skute\u010dnost, kter\u00e1 vypl\u00fdv\u00e1…<\/p>\n","protected":false},"author":13,"featured_media":3060,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0},"categories":[372],"tags":[],"yoast_head":"\nDUKE WHITE - Sv\u011bt Kamene<\/title>\n<meta name=\"description\" content=\"K\u00e1men Duke White nen\u00ed na polsk\u00e9m trhu dlouho. 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