{"id":128587,"date":"2023-09-08T13:59:35","date_gmt":"2023-09-08T05:59:35","guid":{"rendered":"https:\/\/www.alpapowder.com\/128587\/"},"modified":"2023-09-08T13:59:36","modified_gmt":"2023-09-08T05:59:36","slug":"igne-seklindeki-volastonitin-ultra-ince-ogutulmesi-icin-hangi-ekipman-daha-uygundur","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/tr\/128587\/","title":{"rendered":"\u0130\u011fne \u015feklindeki volastonitin ultra ince \u00f6\u011f\u00fct\u00fclmesi i\u00e7in hangi ekipman daha uygundur?"},"content":{"rendered":"
<\/p>\n
Wollastonit bir kalsiyum metasilikat mineralidir. Y\u00fcksek en boy oran\u0131na sahip ultra ince wollastonite i\u011fne tozu, end\u00fcstride son derece y\u00fcksek uygulama de\u011ferine sahiptir. Wollastonit \u00fcr\u00fcnlerinin en boy oran\u0131n\u0131 iyile\u015ftirmenin anahtar\u0131 Toz haline getirme s\u00fcrecinde, uygun bir toz haline getirme y\u00f6ntemi benimsenerek minerallerin orijinal kristal yap\u0131s\u0131 korunur.<\/p>\n
\u015eu anda, wollastonit i\u011fne tozunun ultra ince \u00f6\u011f\u00fct\u00fclmesi i\u00e7in kullan\u0131lan ekipman esas olarak mekanik darbeli de\u011firmenler, jet de\u011firmenler (d\u00fcz, sirk\u00fclasyonlu, darbeli, ak\u0131\u015fkan yatakl\u0131, kar\u015f\u0131 jetli), kar\u0131\u015ft\u0131rma de\u011firmenleri, Raymond de\u011firmenleri vb. i\u00e7erir. \u00f6\u011f\u00fctme, titre\u015fimli \u00f6\u011f\u00fctme , vesaire.<\/p>\n
1. Kar\u0131\u015ft\u0131rma de\u011firmeni<\/p>\n
Kar\u0131\u015ft\u0131rma de\u011firmeninde, kar\u0131\u015ft\u0131rma kolu, \u00f6\u011f\u00fctme ortam\u0131n\u0131n silindir i\u00e7indeki hareketini sa\u011flamak i\u00e7in belirli bir h\u0131zda \u00e7al\u0131\u015f\u0131r ve malzeme, \u00f6\u011f\u00fctme ortam\u0131ndaki s\u00fcrt\u00fcnme ve darbe ile ezilir. Ortam kar\u0131\u015ft\u0131rma de\u011firmeni ile i\u011fne \u015feklindeki ultra ince volastonit tozunu haz\u0131rlamak zordur. Ezilen \u00fcr\u00fcn\u00fcn inceli\u011fi 4 \u00b5m’den azd\u0131r (veya daha incedir) ve uzunluk-\u00e7ap oran\u0131 k\u00fc\u00e7\u00fckt\u00fcr, ancak k\u0131rma verimlili\u011fi y\u00fcksektir.<\/p>\n
<\/p>\n
2. Titre\u015fimli ta\u015flama<\/p>\n
Titre\u015fimli de\u011firmen, silindirdeki \u00f6\u011f\u00fctme ortam\u0131n\u0131n \u015fiddetli bir \u015fekilde \u00e7arp\u0131\u015fmas\u0131na ve malzemeleri \u00f6\u011f\u00fctmesine neden olmak i\u00e7in silindirin y\u00fcksek frekansl\u0131 titre\u015fimine dayan\u0131r, bu da malzemelerin yava\u015f yava\u015f yorulma \u00e7atlaklar\u0131 olu\u015fturmas\u0131na ve hatta k\u0131r\u0131lmas\u0131na neden olur. \u00dcr\u00fcn\u00fcn inceli\u011fi %90 10 \u00b5m’den azd\u0131r ve uzunluk\/\u00e7ap oran\u0131 k\u00fc\u00e7\u00fckt\u00fcr.<\/p>\n
<\/p>\n
3. Raymond de\u011firmeni<\/p>\n
Raymond de\u011firmeni toz haline getirilirken malzeme, silindir ile \u00f6\u011f\u00fctme halkas\u0131 aras\u0131ndaki ana ekstr\u00fczyon ve s\u00fcrt\u00fcnme kuvvetlerine maruz kal\u0131r. \u0130nce taneli malzeme analiz\u00f6r taraf\u0131ndan ayr\u0131\u015ft\u0131r\u0131l\u0131r, iri taneli malzeme ise tekrar ezilmek \u00fczere geri d\u00f6ner. \u00dcr\u00fcn inceli\u011fi 30~50\u03bcm ve en-boy oran\u0131 5~10’dur. Geli\u015ftirilmi\u015f Raymond de\u011firmeni yaln\u0131zca wollastonit \u00fcr\u00fcn\u00fcn\u00fc daha ince hale getirebilir ve y\u00fcksek en-boy oran\u0131na sahip wollastonit tozunun haz\u0131rlanmas\u0131 i\u00e7in uygun de\u011fildir.<\/p>\n
<\/p>\n
4. Mekanik darbeli k\u0131r\u0131c\u0131<\/p>\n
Mekanik darbeli k\u0131rma, malzemeleri k\u0131rma odas\u0131n\u0131n \u00e7evresine da\u011f\u0131tmak i\u00e7in y\u00fcksek h\u0131zl\u0131 bir rotor kullan\u0131r. Ayn\u0131 anda \u00e7arp\u0131l\u0131rlar ve merkezka\u00e7 atalet kuvveti ve stator ile rotor aras\u0131ndaki bo\u015fluktaki s\u00fcrt\u00fcnme nedeniyle s\u0131k\u0131\u015ft\u0131r\u0131l\u0131r, kesilir ve ezilirler. \u0130nce toz hava ak\u0131\u015f\u0131yla ta\u015f\u0131n\u0131r. K\u0131rma alan\u0131ndan \u00e7\u0131kt\u0131ktan sonra s\u0131n\u0131fland\u0131r\u0131larak \u00fcr\u00fcn haline gelir. Ezilmi\u015f \u00fcr\u00fcnlerin inceli\u011fi genellikle 10~30um’dur ve en boy oran\u0131 yakla\u015f\u0131k 5~10’dur.<\/p>\n
<\/p>\n
5. Hava jetli de\u011firmen<\/p>\n
Hava jetli k\u0131rma, k\u0131rma odas\u0131nda y\u00fcksek h\u0131zl\u0131 bir hava ak\u0131\u015f\u0131 y\u00f6r\u00fcngesi olu\u015fturmak i\u00e7in bas\u0131n\u00e7l\u0131 havan\u0131n bas\u0131nc\u0131n\u0131 kullan\u0131r, esas olarak kesme i\u015flemidir. Karakteristik \u00f6zelli\u011fi, wollastonit kristal morfolojisini ezmek ve korumak i\u00e7in wollastonit malzemelerinin y\u00fcksek h\u0131zda \u00e7arp\u0131\u015fmas\u0131n\u0131 ve birbirine s\u00fcrt\u00fcnmesini sa\u011flamakt\u0131r. . Ezilmi\u015f \u00fcr\u00fcnlerin inceli\u011fi genellikle 5~15um’dur ve en-boy oran\u0131 yakla\u015f\u0131k 8~12’dir. \u00d6\u011f\u00fctmeye yard\u0131mc\u0131 olmak i\u00e7in ayn\u0131 anda y\u00fczey aktif maddeler de eklenebilir, b\u00f6ylece hava ak\u0131\u015fl\u0131 \u00f6\u011f\u00fctme sisteminin verimi 1,5 kattan fazla artar.<\/p>\n
Bu nedenle, ak\u0131\u015fkan yatakl\u0131 jet de\u011firmen \u015fu anda y\u00fcksek en-boy oranl\u0131 volastonit \u00fcr\u00fcnleri haz\u0131rlamak i\u00e7in en uygun ultra ince \u00f6\u011f\u00fctme ekipman\u0131d\u0131r ve 1250 mesh (d97 \u2264 10 \u03bcm) ultra ince i\u011fne \u015fekilli volastonit tozu \u00fcretmek i\u00e7in uygundur.<\/p>\n","protected":false},"excerpt":{"rendered":"
Wollastonit \u00fcr\u00fcnlerinin en boy oran\u0131n\u0131 iyile\u015ftirmenin anahtar\u0131 Toz haline getirme s\u00fcrecinde, uygun bir toz haline getirme y\u00f6ntemi benimsenerek minerallerin orijinal kristal yap\u0131s\u0131 korunur.<\/p>\n","protected":false},"author":7,"featured_media":128552,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[851],"tags":[],"class_list":["post-128587","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-endustri-haberleri-tr"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/posts\/128587"}],"collection":[{"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/comments?post=128587"}],"version-history":[{"count":0,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/posts\/128587\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/media\/128552"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/media?parent=128587"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/categories?post=128587"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/tags?post=128587"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}