{"id":12417,"date":"2025-04-28T12:51:22","date_gmt":"2025-04-28T10:51:22","guid":{"rendered":"https:\/\/ingritech.pl\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/"},"modified":"2025-04-28T12:51:22","modified_gmt":"2025-04-28T10:51:22","slug":"na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti","status":"publish","type":"post","link":"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/","title":{"rendered":"Na velikosti z\u00e1le\u017e\u00ed! Jak vybrat optim\u00e1ln\u00ed zrnitost ocelov\u00e9 drti"},"content":{"rendered":"

V procesech pr\u016fmyslov\u00e9ho povrchov\u00e9ho opracov\u00e1n\u00ed nen\u00ed spr\u00e1vn\u00fd v\u00fdb\u011br brusiva pouze technickou z\u00e1le\u017eitost\u00ed \u2013 jedn\u00e1 se o kl\u00ed\u010dov\u00fd faktor ovliv\u0148uj\u00edc\u00ed kvalitu opracov\u00e1n\u00ed, \u017eivotnost za\u0159\u00edzen\u00ed i v\u00fdrobn\u00ed n\u00e1klady.<\/strong>
\nV tomto \u010dl\u00e1nku vysv\u011btlujeme, jak vybrat optim\u00e1ln\u00ed frakci ocelov\u00e9ho broku (lomen\u00e9ho \u2013 Steel Grit<\/em> a kulov\u00e9ho \u2013 Steel Shot<\/em>) a jak spr\u00e1vn\u011b nastavit za\u0159\u00edzen\u00ed, aby se maxim\u00e1ln\u011b vyu\u017eil potenci\u00e1l abraziva.<\/p>\n

\n

Co je norma SAE J444?<\/h2>\n

SAE J444<\/strong> je mezin\u00e1rodn\u00ed norma, kter\u00e1 stanovuje velikosti a klasifikaci ocelov\u00e9ho broku pro povrchovou \u00fapravu.
\nSoulad s touto normou zaru\u010duje:<\/p>\n

    \n
  • st\u00e1lou kvalitu materi\u00e1lu,<\/li>\n
  • p\u0159esnost rozm\u011br\u016f zrn,<\/li>\n
  • p\u0159edv\u00eddateln\u00e9 chov\u00e1n\u00ed p\u0159i pr\u00e1ci.<\/li>\n<\/ul>\n

    Hlavn\u00ed skupiny abrazivn\u00edch materi\u00e1l\u016f podle normy:<\/strong><\/p>\n

      \n
    • L\u00e1man\u00e1 ocelov\u00e1 dr\u0165 (Steel Grit)<\/strong> \u2013 \u010d\u00e1stice s ostr\u00fdmi hranami pro intenzivn\u00ed \u010di\u0161t\u011bn\u00ed a vytv\u00e1\u0159en\u00ed profilu povrchu.<\/li>\n
    • Kulov\u00e1 dr\u0165 (Steel Shot)<\/strong> \u2013 kulat\u00e9 \u010d\u00e1stice pro \u0161etrn\u011bj\u0161\u00ed \u010di\u0161t\u011bn\u00ed a zpevn\u011bn\u00ed povrchu.<\/li>\n<\/ul>\n
      \n

      Druhy ocelov\u00e9ho broku: drcen\u00fd a kulov\u00fd<\/h2>\n\n\n\n\n\n\n
      Typ brusiva<\/th>\nTvar<\/th>\nUr\u010den\u00ed<\/th>\nV\u00fdhody<\/th>\n<\/tr>\n<\/thead>\n
      L\u00e1man\u00fd (Grit)<\/strong><\/td>\nOstr\u00e9 hrany<\/td>\nAgresivn\u00ed \u010di\u0161t\u011bn\u00ed, vytv\u00e1\u0159en\u00ed profilu povrchu<\/td>\nVysok\u00e1 \u00fa\u010dinnost \u010di\u0161t\u011bn\u00ed<\/td>\n<\/tr>\n
      Kulov\u00fd (Shot)<\/strong><\/td>\nKulat\u00fd<\/td>\nLe\u0161t\u011bn\u00ed, kuli\u010dkov\u00e1n\u00ed (shot peening)<\/td>\nRedukce pnut\u00ed, prodlou\u017een\u00ed \u017eivotnosti materi\u00e1lu<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
      \n

      Jak vybrat spr\u00e1vnou frakci ocelov\u00e9ho broku<\/h2>\n

      1. \u0158i\u010fte se c\u00edlem opracov\u00e1n\u00ed<\/h3>\n
        \n
      • Intenzivn\u00ed \u010di\u0161t\u011bn\u00ed, odstra\u0148ov\u00e1n\u00ed rzi<\/strong> \u2192 v\u011bt\u0161\u00ed frakce (G14, G18, S230, S280<\/em>).<\/li>\n
      • P\u0159\u00edprava povrchu pro lakov\u00e1n\u00ed, brou\u0161en\u00ed<\/strong> \u2192 st\u0159edn\u00ed frakce (G25, G40, S170, S230<\/em>).<\/li>\n
      • Jemn\u00e9 opracov\u00e1n\u00ed, povrchov\u00e1 \u00faprava<\/strong> \u2192 jemn\u00e9 frakce (G50, G80, S110, S70<\/em>).<\/li>\n<\/ul>\n
        \n

        2. Porovn\u00e1n\u00ed velikost\u00ed zrn<\/h3>\n

        L\u00e1man\u00e1 ocelov\u00e1 dr\u0165 (Steel Grit)<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n\n\n
        Typ<\/th>\nOzna\u010den\u00ed<\/th>\nVelikost zrna [mm]<\/th>\nTypick\u00e9 pou\u017eit\u00ed<\/th>\n<\/tr>\n<\/thead>\n
        Lomov\u00e9<\/td>\nG10<\/strong><\/td>\n2,00 \u2013 2,36<\/td>\nHrub\u00e9 \u010di\u0161t\u011bn\u00ed velk\u00fdch konstrukc\u00ed<\/td>\n<\/tr>\n
        L\u00e1man\u00fd<\/td>\nG12<\/strong><\/td>\n1,70 \u2013 2,00<\/td>\nIntenzivn\u00ed p\u0159\u00edprava ocelov\u00fdch konstrukc\u00ed<\/td>\n<\/tr>\n
        Lomen\u00fd<\/td>\nG14<\/strong><\/td>\n1,40 \u2013 2,00<\/td>\nStandardn\u00ed \u010di\u0161t\u011bn\u00ed velk\u00fdch prvk\u016f<\/td>\n<\/tr>\n
        Lomen\u00e9<\/td>\nG16<\/strong><\/td>\n1,18 \u2013 1,70<\/td>\nHloubkov\u00e9 \u010di\u0161t\u011bn\u00ed st\u0159edn\u00edch d\u00edl\u016f<\/td>\n<\/tr>\n
        Lomen\u00e9<\/td>\nG18<\/strong><\/td>\n1,00 \u2013 1,40<\/td>\n\u010ci\u0161t\u011bn\u00ed a p\u0159\u00edprava p\u0159ed lakov\u00e1n\u00edm<\/td>\n<\/tr>\n
        Lomen\u00e9<\/td>\nG25<\/strong><\/td>\n0,71 \u2013 1,00<\/td>\nOdma\u0161\u0165ov\u00e1n\u00ed a opracov\u00e1n\u00ed tenk\u00fdch plech\u016f<\/td>\n<\/tr>\n
        Lomen\u00e9<\/td>\nG40<\/strong><\/td>\n0,42 \u2013 0,71<\/td>\nStandardn\u00ed p\u0159\u00edprava povrchu<\/td>\n<\/tr>\n
        Lomen\u00fd<\/td>\nG50<\/strong><\/td>\n0,30 \u2013 0,42<\/td>\nDokon\u010dovac\u00ed obr\u00e1b\u011bn\u00ed jemn\u00fdch d\u00edl\u016f<\/td>\n<\/tr>\n
        L\u00e1man\u00fd<\/td>\nG80<\/strong><\/td>\n0,18 \u2013 0,30<\/td>\nVelmi p\u0159esn\u00e9 \u010di\u0161t\u011bn\u00ed p\u0159ed lakov\u00e1n\u00edm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

        Kulov\u00e1 dr\u0165 (Steel Shot)<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
        Typ<\/th>\nOzna\u010den\u00ed<\/th>\nVelikost zrna [mm]<\/th>\nTypick\u00e9 pou\u017eit\u00ed<\/th>\n<\/tr>\n<\/thead>\n
        Kulov\u00fd<\/td>\nS780<\/strong><\/td>\n1,70 \u2013 2,00<\/td>\nIntenzivn\u00ed \u010di\u0161t\u011bn\u00ed velk\u00fdch d\u00edl\u016f<\/td>\n<\/tr>\n
        Kulat\u00fd<\/td>\nS660<\/strong><\/td>\n1,40 \u2013 1,70<\/td>\nOdstra\u0148ov\u00e1n\u00ed obt\u00ed\u017en\u00fdch ne\u010distot a lakov\u00fdch n\u00e1t\u011br\u016f<\/td>\n<\/tr>\n
        Kulat\u00fd<\/td>\nS550<\/strong><\/td>\n1,18 \u2013 1,40<\/td>\nStandardn\u00ed \u010di\u0161t\u011bn\u00ed ocelov\u00fdch konstrukc\u00ed<\/td>\n<\/tr>\n
        Kulat\u00fd<\/td>\nS460<\/strong><\/td>\n1,00 \u2013 1,18<\/td>\nUniverz\u00e1ln\u00ed \u010di\u0161t\u011bn\u00ed a p\u0159\u00edprava povrchu<\/td>\n<\/tr>\n
        Kulat\u00fd<\/td>\nS390<\/strong><\/td>\n0,85 \u2013 1,00<\/td>\nP\u0159\u00edprava pod ochrann\u00e9 n\u00e1t\u011bry<\/td>\n<\/tr>\n
        Kulov\u00fd<\/td>\nS330<\/strong><\/td>\n0,71 \u2013 0,85<\/td>\nStandardn\u00ed p\u00edskov\u00e1n\u00ed<\/td>\n<\/tr>\n
        Kulov\u00fd<\/td>\nS280<\/strong><\/td>\n0,60 \u2013 0,71<\/td>\n\u010ci\u0161t\u011bn\u00ed st\u0159edn\u00edch komponent\u016f<\/td>\n<\/tr>\n
        Kuli\u010dkov\u00fd<\/td>\nS230<\/strong><\/td>\n0,50 \u2013 0,60<\/td>\nP\u0159\u00edprava povrchu pro lakov\u00e1n\u00ed<\/td>\n<\/tr>\n
        Kuli\u010dkov\u00fd<\/td>\nS170<\/strong><\/td>\n0,42 \u2013 0,50<\/td>\nLehk\u00e9 brou\u0161en\u00ed a \u010di\u0161t\u011bn\u00ed d\u00edl\u016f<\/td>\n<\/tr>\n
        Kulat\u00fd<\/td>\nS110<\/strong><\/td>\n0,25 \u2013 0,42<\/td>\nJemn\u00e9 \u010di\u0161t\u011bn\u00ed mal\u00fdch d\u00edl\u016f<\/td>\n<\/tr>\n
        Kulov\u00fd<\/td>\nS70<\/strong><\/td>\n0,18 \u2013 0,25<\/td>\nObr\u00e1b\u011bn\u00ed tenk\u00fdch plech\u016f a p\u0159esn\u00fdch d\u00edl\u016f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
        \n

        3. Zohledn\u011bte materi\u00e1l a po\u017eadavky na zpracov\u00e1n\u00ed<\/h3>\n
          \n
        • Tvrd\u0161\u00ed materi\u00e1ly \u2192 volte tvrd\u0161\u00ed broky (typ GH<\/em> nebo odpov\u00eddaj\u00edc\u00edm zp\u016fsobem kalen\u00e9 Steel Shot<\/em>).<\/li>\n
        • Jemn\u00e9 nebo tenk\u00e9 povrchy \u2192 jemn\u011bj\u0161\u00ed a \u0161etrn\u011bj\u0161\u00ed frakce.<\/li>\n<\/ul>\n
          \n

          Jak nastavit za\u0159\u00edzen\u00ed pro optim\u00e1ln\u00ed vyu\u017eit\u00ed brok\u016f<\/h2>\n

          Pro dosa\u017een\u00ed nejvy\u0161\u0161\u00ed \u00fa\u010dinnosti a omezen\u00ed spot\u0159eby abraziva je t\u0159eba za\u0159\u00edzen\u00ed spr\u00e1vn\u011b nakonfigurovat.<\/p>\n

          Kl\u00ed\u010dov\u00e9 parametry:<\/strong><\/p>\n

            \n
          • Pracovn\u00ed tlak<\/strong> \u2013 p\u0159izp\u016fsoben\u00fd typu brok\u016f a zam\u00fd\u0161len\u00e9mu efektu.<\/li>\n
          • Rychlost turb\u00edny\/proudu<\/strong> \u2013 v\u011bt\u0161\u00ed frakce vy\u017eaduj\u00ed siln\u011bj\u0161\u00ed nastaven\u00ed.<\/li>\n
          • \u00dahel pr\u00e1ce<\/strong> \u2013 optim\u00e1ln\u00ed je 75\u201390\u00b0 pro \u00fa\u010dinn\u00e9 \u010di\u0161t\u011bn\u00ed.<\/li>\n
          • Recykla\u010dn\u00ed a separa\u010dn\u00ed syst\u00e9m<\/strong> \u2013 odstra\u0148uje prach a prodlu\u017euje \u017eivotnost abraziva.<\/li>\n<\/ul>\n
            \n

            Tipy pro optimalizaci n\u00e1klad\u016f<\/h2>\n

            \u2705 Pou\u017e\u00edvejte certifikovan\u00fd brusn\u00fd materi\u00e1l v souladu s normou SAE J444.
            \n\u2705 Pravideln\u011b regenerujte a pros\u00e9vejte brusn\u00fd materi\u00e1l.
            \n\u2705 Nastavujte za\u0159\u00edzen\u00ed podle velikosti a typu brusn\u00e9ho materi\u00e1lu.
            \n\u2705 Pl\u00e1nujte pravideln\u00e9 kontroly kvality abraziva.<\/p>\n

            \n

            Pro\u010d si vybrat INGRITECH<\/h2>\n
              \n
            • Zaru\u010den\u00e1 kvalita<\/strong> \u2014 shoda s normou SAE J444 a mezin\u00e1rodn\u00edmi normami.<\/li>\n
            • \u0160irok\u00fd v\u00fdb\u011br frakc\u00ed<\/strong> \u2014 jak drcen\u00e1, tak kulov\u00e1 dr\u0165.<\/li>\n
            • Technick\u00e9 poradenstv\u00ed<\/strong> \u2014 pom\u016f\u017eeme v\u00e1m vybrat nejlep\u0161\u00ed \u0159e\u0161en\u00ed.<\/li>\n
            • Rychl\u00e9 dod\u00e1n\u00ed<\/strong> \u2014 po cel\u00e9 Evrop\u011b.<\/li>\n<\/ul>\n
              \n

              Shrnut\u00ed<\/h1>\n

              Spr\u00e1vn\u00fd v\u00fdb\u011br frakce ocelov\u00e9 drti je investic\u00ed do kvality, \u00faspor a dlouh\u00e9 \u017eivotnosti va\u0161ich v\u00fdrobn\u00edch proces\u016f.<\/strong>
              \nNenech\u00e1vejte rozhodnut\u00ed n\u00e1hod\u011b \u2014 kontaktujte odborn\u00edky spole\u010dnosti INGRITECH a z\u00edskejte profesion\u00e1ln\u00ed poradenstv\u00ed a nejlep\u0161\u00ed nab\u00eddky!<\/p>\n

               <\/p>\n","protected":false},"excerpt":{"rendered":"

              V procesech pr\u016fmyslov\u00e9ho povrchov\u00e9ho opracov\u00e1n\u00ed nen\u00ed spr\u00e1vn\u00fd v\u00fdb\u011br brusiva pouze technickou z\u00e1le\u017eitost\u00ed \u2013 jedn\u00e1 se o kl\u00ed\u010dov\u00fd faktor ovliv\u0148uj\u00edc\u00ed kvalitu opracov\u00e1n\u00ed, \u017eivotnost za\u0159\u00edzen\u00ed i v\u00fdrobn\u00ed n\u00e1klady. V tomto \u010dl\u00e1nku vysv\u011btlujeme, jak vybrat optim\u00e1ln\u00ed frakci ocelov\u00e9ho broku (lomen\u00e9ho \u2013 Steel Grit a kulov\u00e9ho \u2013 Steel Shot) a jak spr\u00e1vn\u011b nastavit za\u0159\u00edzen\u00ed, aby se maxim\u00e1ln\u011b vyu\u017eil potenci\u00e1l […]<\/p>\n","protected":false},"author":3,"featured_media":12418,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[671],"tags":[877,1078,1081,1082,879,939,722,880,890,774,878,1080,1084,1079,1083,1043],"class_list":["post-12417","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-cisteni-kovu","tag-drcena-drt","tag-fraktury-ocelove-drti","tag-grit-cs","tag-ingritech-cs","tag-kulova-drt","tag-ocelova-drt","tag-piskovani","tag-piskovani-cs","tag-povrchova-uprava","tag-priprava-povrchu","tag-prumyslova-brusiva","tag-prumyslove-piskovani","tag-sae-j444-cs","tag-shot-cs","tag-vyber-velikosti-broku"],"yoast_head":"\nJak vybrat optim\u00e1ln\u00ed zrnitost ocelov\u00e9 drti | INGRITECH<\/title>\n<meta name=\"description\" content=\"Zjist\u011bte, jak vybrat spr\u00e1vnou velikost drcen\u00e9 a kulov\u00e9 ocelov\u00e9 drti v souladu s normou SAE J444. INGRITECH \u2013 kvalita, poradenstv\u00ed a \u0161irok\u00fd v\u00fdb\u011br pr\u016fmyslov\u00fdch brusiv.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Jak vybrat optim\u00e1ln\u00ed zrnitost ocelov\u00e9 drti | INGRITECH\" \/>\n<meta property=\"og:description\" content=\"Zjist\u011bte, jak vybrat spr\u00e1vnou velikost drcen\u00e9 a kulov\u00e9 ocelov\u00e9 drti v souladu s normou SAE J444. INGRITECH \u2013 kvalita, poradenstv\u00ed a \u0161irok\u00fd v\u00fdb\u011br pr\u016fmyslov\u00fdch brusiv.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/\" \/>\n<meta property=\"og:site_name\" content=\"INGRITECH\" \/>\n<meta property=\"article:published_time\" content=\"2025-04-28T10:51:22+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/ingritech.pl\/wp-content\/uploads\/2025\/04\/dobor-frakcji-srutu-stalowego.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1536\" \/>\n\t<meta property=\"og:image:height\" content=\"1024\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"ingritech\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Napsal(a)\" \/>\n\t<meta name=\"twitter:data1\" content=\"ingritech\" \/>\n\t<meta name=\"twitter:label2\" content=\"Odhadovan\u00e1 doba \u010dten\u00ed\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minuty\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/\"},\"author\":{\"name\":\"ingritech\",\"@id\":\"https:\/\/ingritech.pl\/cs\/#\/schema\/person\/f700268b2e8b2b571d57060a132899bd\"},\"headline\":\"Na velikosti z\u00e1le\u017e\u00ed! Jak vybrat optim\u00e1ln\u00ed zrnitost ocelov\u00e9 drti\",\"datePublished\":\"2025-04-28T10:51:22+00:00\",\"dateModified\":\"2025-04-28T10:51:22+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/\"},\"wordCount\":778,\"publisher\":{\"@id\":\"https:\/\/ingritech.pl\/cs\/#organization\"},\"image\":{\"@id\":\"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/ingritech.pl\/wp-content\/uploads\/2025\/04\/dobor-frakcji-srutu-stalowego.webp\",\"keywords\":[\"\u010di\u0161t\u011bn\u00ed kovu\",\"drcen\u00e1 dr\u0165\",\"fraktury ocelov\u00e9 drti\",\"Grit\",\"INGRITECH\",\"kulov\u00e1 dr\u0165\",\"ocelov\u00e1 dr\u0165\",\"p\u00edskov\u00e1n\u00ed\",\"p\u00edskov\u00e1n\u00ed\",\"povrchov\u00e1 \u00faprava\",\"p\u0159\u00edprava povrchu\",\"pr\u016fmyslov\u00e1 brusiva\",\"pr\u016fmyslov\u00e9 p\u00edskov\u00e1n\u00ed\",\"SAE J444\",\"Shot\",\"v\u00fdb\u011br velikosti brok\u016f\"],\"articleSection\":[\"Blog\"],\"inLanguage\":\"cs\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/\",\"url\":\"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/\",\"name\":\"Jak vybrat optim\u00e1ln\u00ed zrnitost ocelov\u00e9 drti | INGRITECH\",\"isPartOf\":{\"@id\":\"https:\/\/ingritech.pl\/cs\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/ingritech.pl\/wp-content\/uploads\/2025\/04\/dobor-frakcji-srutu-stalowego.webp\",\"datePublished\":\"2025-04-28T10:51:22+00:00\",\"dateModified\":\"2025-04-28T10:51:22+00:00\",\"description\":\"Zjist\u011bte, jak vybrat spr\u00e1vnou velikost drcen\u00e9 a kulov\u00e9 ocelov\u00e9 drti v souladu s normou SAE J444. INGRITECH \u2013 kvalita, poradenstv\u00ed a \u0161irok\u00fd v\u00fdb\u011br pr\u016fmyslov\u00fdch brusiv.\",\"breadcrumb\":{\"@id\":\"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/#breadcrumb\"},\"inLanguage\":\"cs\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"cs\",\"@id\":\"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/#primaryimage\",\"url\":\"https:\/\/ingritech.pl\/wp-content\/uploads\/2025\/04\/dobor-frakcji-srutu-stalowego.webp\",\"contentUrl\":\"https:\/\/ingritech.pl\/wp-content\/uploads\/2025\/04\/dobor-frakcji-srutu-stalowego.webp\",\"width\":1536,\"height\":1024,\"caption\":\"dob\u00f3r frakcji \u015brutu stalowego\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Strona g\u0142\u00f3wna\",\"item\":\"https:\/\/ingritech.pl\/cs\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Na velikosti z\u00e1le\u017e\u00ed! Jak vybrat optim\u00e1ln\u00ed zrnitost ocelov\u00e9 drti\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/ingritech.pl\/cs\/#website\",\"url\":\"https:\/\/ingritech.pl\/cs\/\",\"name\":\"Ingritech\",\"description\":\"SUPPLIES AND RAW MATERIALS FOR INDUSTRY\",\"publisher\":{\"@id\":\"https:\/\/ingritech.pl\/cs\/#organization\"},\"alternateName\":\"Ingritech - SUPPLIES AND RAW MATERIALS FOR INDUSTRY\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/ingritech.pl\/cs\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"cs\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/ingritech.pl\/cs\/#organization\",\"name\":\"Ingritech\",\"alternateName\":\"Ingritech - sklep z materia\u0142ami eksploatacyjnymi i surowcami dla przemys\u0142u\",\"url\":\"https:\/\/ingritech.pl\/cs\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"cs\",\"@id\":\"https:\/\/ingritech.pl\/cs\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/ingritech.pl\/wp-content\/uploads\/2025\/01\/ingretech-logo.webp\",\"contentUrl\":\"https:\/\/ingritech.pl\/wp-content\/uploads\/2025\/01\/ingretech-logo.webp\",\"width\":1280,\"height\":182,\"caption\":\"Ingritech\"},\"image\":{\"@id\":\"https:\/\/ingritech.pl\/cs\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/wa.me\/+48453077323\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/ingritech.pl\/cs\/#\/schema\/person\/f700268b2e8b2b571d57060a132899bd\",\"name\":\"ingritech\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"cs\",\"@id\":\"https:\/\/ingritech.pl\/cs\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/cb04f953a63acd9d6ab1baee45c6cce2f5f8abf78da5db3402b3ca9924ca5883?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/cb04f953a63acd9d6ab1baee45c6cce2f5f8abf78da5db3402b3ca9924ca5883?s=96&d=mm&r=g\",\"caption\":\"ingritech\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Jak vybrat optim\u00e1ln\u00ed zrnitost ocelov\u00e9 drti | INGRITECH","description":"Zjist\u011bte, jak vybrat spr\u00e1vnou velikost drcen\u00e9 a kulov\u00e9 ocelov\u00e9 drti v souladu s normou SAE J444. INGRITECH \u2013 kvalita, poradenstv\u00ed a \u0161irok\u00fd v\u00fdb\u011br pr\u016fmyslov\u00fdch brusiv.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/","og_locale":"cs_CZ","og_type":"article","og_title":"Jak vybrat optim\u00e1ln\u00ed zrnitost ocelov\u00e9 drti | INGRITECH","og_description":"Zjist\u011bte, jak vybrat spr\u00e1vnou velikost drcen\u00e9 a kulov\u00e9 ocelov\u00e9 drti v souladu s normou SAE J444. INGRITECH \u2013 kvalita, poradenstv\u00ed a \u0161irok\u00fd v\u00fdb\u011br pr\u016fmyslov\u00fdch brusiv.","og_url":"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/","og_site_name":"INGRITECH","article_published_time":"2025-04-28T10:51:22+00:00","og_image":[{"width":1536,"height":1024,"url":"https:\/\/ingritech.pl\/wp-content\/uploads\/2025\/04\/dobor-frakcji-srutu-stalowego.webp","type":"image\/webp"}],"author":"ingritech","twitter_card":"summary_large_image","twitter_misc":{"Napsal(a)":"ingritech","Odhadovan\u00e1 doba \u010dten\u00ed":"4 minuty"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/#article","isPartOf":{"@id":"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/"},"author":{"name":"ingritech","@id":"https:\/\/ingritech.pl\/cs\/#\/schema\/person\/f700268b2e8b2b571d57060a132899bd"},"headline":"Na velikosti z\u00e1le\u017e\u00ed! Jak vybrat optim\u00e1ln\u00ed zrnitost ocelov\u00e9 drti","datePublished":"2025-04-28T10:51:22+00:00","dateModified":"2025-04-28T10:51:22+00:00","mainEntityOfPage":{"@id":"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/"},"wordCount":778,"publisher":{"@id":"https:\/\/ingritech.pl\/cs\/#organization"},"image":{"@id":"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/#primaryimage"},"thumbnailUrl":"https:\/\/ingritech.pl\/wp-content\/uploads\/2025\/04\/dobor-frakcji-srutu-stalowego.webp","keywords":["\u010di\u0161t\u011bn\u00ed kovu","drcen\u00e1 dr\u0165","fraktury ocelov\u00e9 drti","Grit","INGRITECH","kulov\u00e1 dr\u0165","ocelov\u00e1 dr\u0165","p\u00edskov\u00e1n\u00ed","p\u00edskov\u00e1n\u00ed","povrchov\u00e1 \u00faprava","p\u0159\u00edprava povrchu","pr\u016fmyslov\u00e1 brusiva","pr\u016fmyslov\u00e9 p\u00edskov\u00e1n\u00ed","SAE J444","Shot","v\u00fdb\u011br velikosti brok\u016f"],"articleSection":["Blog"],"inLanguage":"cs"},{"@type":"WebPage","@id":"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/","url":"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/","name":"Jak vybrat optim\u00e1ln\u00ed zrnitost ocelov\u00e9 drti | INGRITECH","isPartOf":{"@id":"https:\/\/ingritech.pl\/cs\/#website"},"primaryImageOfPage":{"@id":"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/#primaryimage"},"image":{"@id":"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/#primaryimage"},"thumbnailUrl":"https:\/\/ingritech.pl\/wp-content\/uploads\/2025\/04\/dobor-frakcji-srutu-stalowego.webp","datePublished":"2025-04-28T10:51:22+00:00","dateModified":"2025-04-28T10:51:22+00:00","description":"Zjist\u011bte, jak vybrat spr\u00e1vnou velikost drcen\u00e9 a kulov\u00e9 ocelov\u00e9 drti v souladu s normou SAE J444. INGRITECH \u2013 kvalita, poradenstv\u00ed a \u0161irok\u00fd v\u00fdb\u011br pr\u016fmyslov\u00fdch brusiv.","breadcrumb":{"@id":"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/#breadcrumb"},"inLanguage":"cs","potentialAction":[{"@type":"ReadAction","target":["https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/"]}]},{"@type":"ImageObject","inLanguage":"cs","@id":"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/#primaryimage","url":"https:\/\/ingritech.pl\/wp-content\/uploads\/2025\/04\/dobor-frakcji-srutu-stalowego.webp","contentUrl":"https:\/\/ingritech.pl\/wp-content\/uploads\/2025\/04\/dobor-frakcji-srutu-stalowego.webp","width":1536,"height":1024,"caption":"dob\u00f3r frakcji \u015brutu stalowego"},{"@type":"BreadcrumbList","@id":"https:\/\/ingritech.pl\/cs\/na-velikosti-zalezi-jak-vybrat-optimalni-zrnitost-ocelove-drti\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Strona g\u0142\u00f3wna","item":"https:\/\/ingritech.pl\/cs\/"},{"@type":"ListItem","position":2,"name":"Na velikosti z\u00e1le\u017e\u00ed! Jak vybrat optim\u00e1ln\u00ed zrnitost ocelov\u00e9 drti"}]},{"@type":"WebSite","@id":"https:\/\/ingritech.pl\/cs\/#website","url":"https:\/\/ingritech.pl\/cs\/","name":"Ingritech","description":"SUPPLIES AND RAW MATERIALS FOR INDUSTRY","publisher":{"@id":"https:\/\/ingritech.pl\/cs\/#organization"},"alternateName":"Ingritech - SUPPLIES AND RAW MATERIALS FOR INDUSTRY","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/ingritech.pl\/cs\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"cs"},{"@type":"Organization","@id":"https:\/\/ingritech.pl\/cs\/#organization","name":"Ingritech","alternateName":"Ingritech - sklep z materia\u0142ami eksploatacyjnymi i surowcami dla przemys\u0142u","url":"https:\/\/ingritech.pl\/cs\/","logo":{"@type":"ImageObject","inLanguage":"cs","@id":"https:\/\/ingritech.pl\/cs\/#\/schema\/logo\/image\/","url":"https:\/\/ingritech.pl\/wp-content\/uploads\/2025\/01\/ingretech-logo.webp","contentUrl":"https:\/\/ingritech.pl\/wp-content\/uploads\/2025\/01\/ingretech-logo.webp","width":1280,"height":182,"caption":"Ingritech"},"image":{"@id":"https:\/\/ingritech.pl\/cs\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/wa.me\/+48453077323"]},{"@type":"Person","@id":"https:\/\/ingritech.pl\/cs\/#\/schema\/person\/f700268b2e8b2b571d57060a132899bd","name":"ingritech","image":{"@type":"ImageObject","inLanguage":"cs","@id":"https:\/\/ingritech.pl\/cs\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/cb04f953a63acd9d6ab1baee45c6cce2f5f8abf78da5db3402b3ca9924ca5883?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/cb04f953a63acd9d6ab1baee45c6cce2f5f8abf78da5db3402b3ca9924ca5883?s=96&d=mm&r=g","caption":"ingritech"}}]}},"_links":{"self":[{"href":"https:\/\/ingritech.pl\/cs\/wp-json\/wp\/v2\/posts\/12417","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ingritech.pl\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ingritech.pl\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ingritech.pl\/cs\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/ingritech.pl\/cs\/wp-json\/wp\/v2\/comments?post=12417"}],"version-history":[{"count":0,"href":"https:\/\/ingritech.pl\/cs\/wp-json\/wp\/v2\/posts\/12417\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ingritech.pl\/cs\/wp-json\/wp\/v2\/media\/12418"}],"wp:attachment":[{"href":"https:\/\/ingritech.pl\/cs\/wp-json\/wp\/v2\/media?parent=12417"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ingritech.pl\/cs\/wp-json\/wp\/v2\/categories?post=12417"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ingritech.pl\/cs\/wp-json\/wp\/v2\/tags?post=12417"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}