{"id":114053,"date":"2021-11-17T17:23:05","date_gmt":"2021-11-17T09:23:05","guid":{"rendered":"https:\/\/www.alpapowder.com\/114053\/"},"modified":"2021-11-17T17:23:05","modified_gmt":"2021-11-17T09:23:05","slug":"toz-kuvarsin-islenmesi-ve-uygulanmasi","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/tr\/114053\/","title":{"rendered":"Toz Kuvars\u0131n \u0130\u015flenmesi ve Uygulanmas\u0131"},"content":{"rendered":"<p>Madenden \u00e7\u0131kar\u0131lan kuvars i\u015flenir ve inceli\u011fi 120 mesh&#8217;den az olan \u00fcr\u00fcn kuvars kumu olur ve inceli\u011fi 120 mesh&#8217;den fazla olan \u00fcr\u00fcne kuvars tozu denir. Damarl\u0131 kuvars ve kuvarsitten farkl\u0131 olarak toz kuvars ad\u0131 verilen y\u00fcksek safl\u0131kta ultra ince kuvars tozu elde etmek i\u00e7in mekanik ta\u015flama gerektirmez.<\/p>\n<p><img decoding=\"async\" class=\"wp-image-114003 size-full\" src=\"https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/11\/powderquartz-pic.jpg\" alt=\"\" width=\"1000\" height=\"800\" srcset=\"https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/11\/powderquartz-pic.jpg 1000w, https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/11\/powderquartz-pic-300x240.jpg 300w, https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/11\/powderquartz-pic-768x614.jpg 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p>\n<h4>Toz kuvars\u0131n fiziksel ve kimyasal \u00f6zellikleri<\/h4>\n<ul>\n<li><strong>Par\u00e7ac\u0131k morfolojisi ve par\u00e7ac\u0131k boyutu bile\u015fimi<\/strong><\/li>\n<\/ul>\n<p>Toz kuvars par\u00e7ac\u0131k \u015fekli: neredeyse e\u015f eksenli alt\u0131gen polihedron \u015fekli. Ayr\u0131\u015fma ve li\u00e7 etkisinden dolay\u0131 partik\u00fcllerin y\u00fczeyinde de\u011fi\u015fen derecelerde \u00e7\u00f6z\u00fcnme \u00e7ukurlar\u0131 olu\u015fur. Korozyon pasivasyonu, par\u00e7ac\u0131klar\u0131n &#8220;yar\u0131 k\u00fcresel&#8221; par\u00e7ac\u0131klar olarak adland\u0131r\u0131lan y\u00fcksek k\u00fcresellik (\u00fc\u00e7 eksen neredeyse e\u015fittir) ve d\u00fc\u015f\u00fck yuvarlakl\u0131k (kenarl\u0131) \u00f6zelliklerine sahip olmas\u0131n\u0131 sa\u011flar.<\/p>\n<p>Toz haline getirilmi\u015f kuvars\u0131n par\u00e7ac\u0131k boyutu da\u011f\u0131l\u0131m\u0131 nispeten dard\u0131r. 400 a\u011f \u00fcr\u00fcn\u00fcn\u00fcn ana partik\u00fcl boyutu 5-20\u03bcm aral\u0131\u011f\u0131nda da\u011f\u0131t\u0131l\u0131r, i\u00e7erik %70&#8217;den fazlad\u0131r, medyan partik\u00fcl boyutu yakla\u015f\u0131k 14\u03bcm&#8217;dir ve partik\u00fcl boyutu normaldir.<\/p>\n<ul>\n<li><a class=\"wpil_keyword_link\" href=\"https:\/\/www.alpapowder.com\/projects\/minerals\/\"   title=\"Mineral\" data-wpil-keyword-link=\"linked\">Mineral<\/a> bile\u015fim ve kimyasal bile\u015fim<\/li>\n<\/ul>\n<p>Toz kuvars bile\u015fimi: mikrokristal kuvars, kaolin, mika ve bitki art\u0131klar\u0131 gibi \u00e7ok az miktarda safs\u0131zl\u0131k.<br \/>\nToz kuvars\u0131n kimyasal bile\u015fimi:SiO<sub>2<\/sub>, Fe<sub>2<\/sub>O<sub>3<\/sub>, Al<sub>2<\/sub>O<sub>3<\/sub>, CaO, MgO, K<sub>2<\/sub>O, Na<sub>2<\/sub>O, TiO<sub>2<\/sub>, vb.; spektral analiz sonu\u00e7lar\u0131, toz kuvars\u0131n Cu, Mn ve toksik elementler i\u00e7ermedi\u011fini ve di\u011fer eser elementlerin tespit s\u0131n\u0131r\u0131na yak\u0131n veya alt\u0131nda oldu\u011funu g\u00f6stermektedir.<\/p>\n<ul>\n<li><strong>Fiziko kimyasal \u00f6zellikleri<\/strong><\/li>\n<\/ul>\n<p>Toz Kuvars: Beyaz, a\u00e7\u0131k beyaz toz, Baidu %50~75, parlakl\u0131k %60~80; kuru toz iyi da\u011f\u0131labilirli\u011fe sahiptir, topaklanma yapmaz ve el iyi ve p\u00fcr\u00fczs\u00fcz hissettirir. Yo\u011funluk: 2.55~2.65g\/cm3, y\u0131\u011f\u0131n yo\u011funlu\u011fu 1.96g\/ml, \u00e7\u00f6kelme hacmi 0.6~0.9mg\/g, Mohs sertli\u011fi 7, k\u0131r\u0131lma indisi 1.544.<br \/>\nPH de\u011feri 6.3&#8217;t\u00fcr, izoelektrik nokta 2 ~ 3.7 PH de\u011feridir ve y\u00fczey PH de\u011feri&gt; 3.7 \u00e7\u00f6zeltisinde negatif olarak y\u00fcklenir; toz kuvars\u0131n termal kararl\u0131l\u0131k s\u0131cakl\u0131\u011f\u0131 573 \u2103, erime noktas\u0131 1730 \u2103 ve m\u00fckemmel elektrik yal\u0131t\u0131m\u0131 ve kimyasal \u00f6zelliklere sahiptir. Eylemsizlik ve iyi asit korozyon direnci.<\/p>\n<h4>\u0130nce Kuvars\u0131n Cevherle\u015fme Mekanizmas\u0131<\/h4>\n<ul>\n<li><strong>Yata\u011f\u0131n jeolojik \u00f6zellikleri<\/strong><\/li>\n<\/ul>\n<p>Hem tortul birikintilerin hem de ayr\u0131\u015fm\u0131\u015f tortular\u0131n \u00f6zelliklerine sahiptir. Cevher g\u00f6vdesi, genel olarak y\u0131pranm\u0131\u015f engelli yataklara benzer \u015fekildedir. Cevher g\u00f6vdesi basit &#8220;\u015fapka \u015feklinde&#8221;, katmanl\u0131, katmanl\u0131 veya kemer benzeridir.<\/p>\n<ul>\n<li><strong>Cevherle\u015fmenin jeolojik ko\u015fullar\u0131<\/strong><\/li>\n<\/ul>\n<p>Yataklar\u0131n \u00e7o\u011fu \u00dcst Paleozoik Devoniyen, Karbonifer ve Permiyen tabakalar\u0131nda bulunur. \u0130nce kuvars cevheri \u00fcretimi, karbonat kaya olu\u015fumunun yan\u0131 s\u0131ra siltta\u015f\u0131 ve y\u00fcksek kalkerli kuvarsitin d\u00fczenlenmesi ile ilgilidir. \u0130nce kuvars, ana kayan\u0131n y\u0131pranm\u0131\u015f basamaklar\u0131ndan olu\u015fan y\u0131pranm\u0131\u015f kabuk tipi bir tortudur.<\/p>\n<h4>Toz kuvars\u0131n karakterizasyonu ve modifikasyonu<\/h4>\n<p>Mineral y\u00fczey, &#8220;y\u00fczey b\u00f6lgeleri&#8221; olarak adland\u0131r\u0131lan sarkan ba\u011flar nedeniyle y\u00fczey reaktif fonksiyonel gruplara sahiptir.<\/p>\n<p>Maden suyu aray\u00fcz etkisi: y\u00fczey kristal b\u00fcy\u00fcmesi ve \u00e7\u00f6z\u00fcnmesi, y\u00fczey \u00e7\u00f6kelmesi ve y\u00fczey reaksiyonu. Mineral y\u00fczey reaksiyonlar\u0131: y\u00fczey adsorpsiyonu, oksidasyon-red\u00fcksiyon ve ex-situ katalitik reaksiyonlar. Bu y\u00fczey reaksiyonlar\u0131 esas olarak mineral y\u00fczeyinin reaktivitesi ve sulu ortam\u0131n \u00e7e\u015fitli \u00f6zellikleri ile belirlenir. Minerallerin y\u00fczey reaktivitesi genellikle mineral bile\u015fimi, y\u00fczey yap\u0131s\u0131 ve mikro topografi gibi y\u00fczey \u00f6zellikleri ile ilgilidir.<\/p>\n<p>Toz haline getirilmi\u015f kuvars\u0131n modifikasyonu: dolgu maddesinin organik polimerlerle uyumlulu\u011funu de\u011fi\u015ftirin, dolgu-polimer kar\u0131\u015f\u0131k sistemin viskozitesini azalt\u0131n, dolguyu art\u0131r\u0131n, dolgu maddesinin polimere s\u0131zmas\u0131n\u0131 ve da\u011f\u0131labilirli\u011fini iyile\u015ftirin, kimyasal ve mekanik hasar noktalar\u0131n\u0131 ortadan kald\u0131r\u0131n, iyile\u015ftirin \u00fcr\u00fcn Fiziksel ve mekanik \u00f6zellikler.<\/p>\n<p>Toz kuvars\u0131n modifikasyon y\u00f6ntemi: kuru y\u00f6ntem ve \u0131slak y\u00f6ntem. Islak s\u00fcre\u00e7 karma\u015f\u0131kt\u0131r, maliyeti y\u00fcksektir ve daha az sanayile\u015fmi\u015ftir. Modifikasyon s\u00fcreci: toz kuvars \u2192 \u00f6n \u0131s\u0131tma ve kar\u0131\u015ft\u0131rma \u2192 (modifikasyon yard\u0131m\u0131 haz\u0131rlama \u2192) modifikasyon yard\u0131m\u0131 \u2192 \u0131s\u0131tma ve kurutma \u2192 (birle\u015ftirici ajan haz\u0131rlama \u2192) silan ba\u011flama maddesi \u2192 y\u00fczey modifikasyonu \u2192 eleme ve degran\u00fclasyon \u2192 modifikasyon Pembe kuvars<\/p>\n<h4>Toz Kuvars\u0131n \u0130\u015flenmesi ve Uygulanmas\u0131<\/h4>\n<p>Do\u011fal toz kuvars genellikle y\u00fcksek safl\u0131\u011fa ve az say\u0131da yabanc\u0131 maddeye sahiptir ve \u00f6\u011f\u00fctmeden kullan\u0131labilir. Genellikle do\u011fal toz haline getirilmi\u015f silisli bir malzeme olarak kullan\u0131l\u0131r ve elektrik yal\u0131t\u0131m\u0131nda, su ge\u00e7irmez ve korozyona dayan\u0131kl\u0131, hassas hassas d\u00f6k\u00fcm ve yeni yap\u0131 malzemelerinde yayg\u0131n olarak kullan\u0131l\u0131r. Toz haline getirilmi\u015f kuvars ayr\u0131ca kau\u00e7uk, plastik ve boya uzat\u0131c\u0131 pigmentlerdeki epoksi re\u00e7ineleri i\u00e7in en yayg\u0131n inorganik dolgu maddesi olarak kullan\u0131l\u0131r.<\/p>\n<p>Toz kuvars, a\u015f\u0131nd\u0131r\u0131c\u0131 sanayi, cam sanayi, seramik sanayi, boya imalat sanayi, kau\u00e7uk ve plastik sanayi, kaplama sanayi, refrakter malzemeler, mikro g\u00f6zenekli kalsiyum silikat yal\u0131t\u0131m malzemeleri vb. alanlarda kullan\u0131labilir.<\/p>\n<p>A\u015f\u0131nd\u0131r\u0131c\u0131 sekt\u00f6r\u00fcnde do\u011fal silika a\u015f\u0131nd\u0131r\u0131c\u0131 makine sekt\u00f6r\u00fcnde hassas par\u00e7alar\u0131n tala\u015fl\u0131 imalat\u0131nda vazge\u00e7ilmez a\u015f\u0131nd\u0131r\u0131c\u0131 malzemelerden biridir. \u00c7e\u015fitli y\u00fcksek kaliteli mekanik par\u00e7alar\u0131n z\u0131mparalanmas\u0131, paspaslanmas\u0131 ve do\u011frudan ta\u015flanmas\u0131 i\u00e7in yayg\u0131n olarak kullan\u0131l\u0131r.<\/p>\n<p>Cam end\u00fcstrisinde, s\u0131radan d\u00fcz cam, %96&#8217;dan fazla SiO<sub>2 <\/sub>i\u00e7eri\u011fi gerektirir. Derecelendirmeden sonra toz haline getirilmi\u015f kuvars\u0131n SiO<sub>2 <\/sub>i\u00e7eri\u011fi %98&#8217;e ula\u015fabilir. Sadece ince taneli tozun elenmesi ve uzakla\u015ft\u0131r\u0131lmas\u0131 ile d\u00fcz cam \u00fcretiminde kullan\u0131labilir.<\/p>\n<p>Seramik end\u00fcstrisinde, boya ve ila\u00e7 end\u00fcstrisinde, kau\u00e7uk ve plastik end\u00fcstrisinde, toz haline getirilmi\u015f kuvars \u00fcr\u00fcnleri zenginle\u015ftirme i\u015flemi ve s\u0131n\u0131fland\u0131rmas\u0131ndan sonra do\u011frudan kullan\u0131labilir. S\u0131radan seramikler i\u00e7in kullan\u0131lan toz kuvars\u0131n %98,5&#8217;in \u00fczerinde olmas\u0131 gerekir ve el\u00fcsyondan sonra toz kuvars bu gereksinimleri hemen hemen kar\u015f\u0131layabilir. Hammadde olarak toz kuvars kullanan baz\u0131 \u00fcr\u00fcnler, ham madde olarak damarl\u0131 kuvars kullan\u0131larak yap\u0131lan \u00fcr\u00fcnlere g\u00f6re performans a\u00e7\u0131s\u0131ndan daha \u00fcst\u00fcnd\u00fcr. Seramiklerin mukavemetini ve yal\u0131t\u0131m\u0131n\u0131, ayr\u0131ca boyan\u0131n dayan\u0131kl\u0131l\u0131\u011f\u0131n\u0131 ve p\u00fcr\u00fczs\u00fczl\u00fc\u011f\u00fcn\u00fc iyile\u015ftirebilir. Ayn\u0131 zamanda sentetik kau\u00e7uk ve plastik \u00fcr\u00fcnleri y\u00fcksek asit ve alkali direncine sahip hale getirebilir.<\/p>\n<p>Kaplama alan\u0131nda, geleneksel anti-radon kaplamalarda kullan\u0131lan a\u011f\u0131r kalsiyumun yerini almak i\u00e7in modifiye edilmi\u015f toz kuvars\u0131n anti-radon kaplamalarda kullan\u0131lmas\u0131, kaplama \u00fcretim maliyetlerinin d\u00fc\u015f\u00fcr\u00fclmesi ve toz haline getirilmi\u015f kuvars\u0131n end\u00fcstriyel katma de\u011ferinin art\u0131r\u0131lmas\u0131 gibi uygulamalar da vard\u0131r.<\/p>\n<p><img decoding=\"async\" class=\"wp-image-114016 size-full\" src=\"https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/11\/powderquartz-en.jpg\" alt=\"\" width=\"1350\" height=\"217\" srcset=\"https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/11\/powderquartz-en.jpg 1350w, https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/11\/powderquartz-en-300x48.jpg 300w, https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/11\/powderquartz-en-1024x165.jpg 1024w, https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/11\/powderquartz-en-768x123.jpg 768w\" sizes=\"(max-width: 1350px) 100vw, 1350px\" \/>Radon \u00f6nleyici kaplaman\u0131n haz\u0131rlanma s\u00fcreci<\/p>\n<p>Toz kuvars esas olarak y\u00fcksek yo\u011funluklu silika tu\u011flalar\u0131 ve d\u00fczenlenmi\u015f refrakter \u00e7amur \u00fcretmek i\u00e7in refrakter malzemelerde kullan\u0131l\u0131r. Toz kuvars\u0131n ham cevheri, geni\u015f par\u00e7ac\u0131k boyutu da\u011f\u0131l\u0131m\u0131 ve d\u00fc\u015f\u00fck silikon i\u00e7eri\u011fi ve d\u00fc\u015f\u00fck al\u00fcmina \u00f6zelliklerine sahiptir. Y\u00fcksek yo\u011funluklu silika tu\u011flalar i\u00e7in ideal bir hammaddedir. Yumu\u015fama noktas\u0131 170\u00b0C kadar y\u00fcksek olup, daha y\u00fcksek erime s\u0131cakl\u0131klar\u0131na sahip cam f\u0131r\u0131nlar\u0131 i\u00e7in uygundur. Toz kuvars ile haz\u0131rlanan silisli refrakter kil, y\u00fcksek termal mukavemete sahiptir, silika tu\u011flalar\u0131n duvar performans\u0131n\u0131 \u00f6nemli \u00f6l\u00e7\u00fcde art\u0131rabilir, f\u0131r\u0131n g\u00f6vdesinin hizmet \u00f6mr\u00fcn\u00fc uzatabilir ve duvar maliyetini azaltabilir.<\/p>\n<p>Hassas d\u00f6k\u00fcm ayn\u0131 zamanda hassas d\u00f6k\u00fcm olarak da adland\u0131r\u0131l\u0131r. Toz kuvars esas olarak yat\u0131r\u0131m kaplamalar\u0131 i\u00e7in dolgu maddesi olarak kullan\u0131l\u0131r. Yat\u0131r\u0131m kaplamalar\u0131 sodyum silikat, y\u00fczey aktif maddeler, su ve toz kuvarstan haz\u0131rlan\u0131r. Toz kuvars esas olarak revetman kaplamalar\u0131nda refrakter malzeme olarak kullan\u0131l\u0131r ve d\u00f6k\u00fcm y\u00fczeyinin parlakl\u0131\u011f\u0131n\u0131 art\u0131r\u0131r. Bu nedenle toz kuvars\u0131n kalitesi, d\u00f6k\u00fcm y\u00fczeyinin kalitesini ve d\u00f6k\u00fcm verimini do\u011frudan etkiler.<\/p>\n<p>Mikro g\u00f6zenekli kalsiyum silikat yal\u0131t\u0131m malzemesi esas olarak silisli hammaddelerin ve kire\u00e7 bulamac\u0131n\u0131n hidrotermal jel reaksiyonu ile sentezlenir. Hafif k\u00fctle yo\u011funlu\u011funa, d\u00fc\u015f\u00fck \u0131s\u0131 iletkenli\u011fine, y\u00fcksek \u00e7al\u0131\u015fma s\u0131cakl\u0131\u011f\u0131na, d\u00fc\u015f\u00fck \u0131s\u0131 kayb\u0131na sahiptir&#8230; Elektrik, petrol, kimyasal toprak, hafif sanayi, in\u015faat ve metalurji ve di\u011fer alanlarda yayg\u0131n olarak kullan\u0131lmaktad\u0131r. Yayg\u0131n olarak kullan\u0131lan hammaddeler d\u00fc\u015f\u00fck SiO<sub>2 <\/sub>i\u00e7eri\u011fine, zay\u0131f \u0131s\u0131 yal\u0131t\u0131m etkisine ve y\u00fcksek damar kuvars maliyetine sahiptir. Toz kuvars, mikro g\u00f6zenekli kalsiyum silikat\u0131n sentezi i\u00e7in ideal bir hammaddedir.<\/p>\n<p>&nbsp;<\/p>\n<p>Makale kayna\u011f\u0131: \u00c7in Toz A\u011f\u0131<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Madenden \u00e7\u0131kar\u0131lan kuvars i\u015flenir ve inceli\u011fi 120 mesh&#8217;den az olan \u00fcr\u00fcn kuvars kumu olur ve inceli\u011fi 120 mesh&#8217;den fazla olan \u00fcr\u00fcne kuvars tozu denir. Damarl\u0131 kuvars ve kuvarsitten farkl\u0131 olarak toz kuvars ad\u0131 verilen y\u00fcksek safl\u0131kta ultra ince kuvars tozu elde etmek i\u00e7in mekanik ta\u015flama gerektirmez.<\/p>\n","protected":false},"author":6,"featured_media":114003,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[830],"tags":[1304,1305],"class_list":["post-114053","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news","tag-toz-kuvars-isleme","tag-toz-kuvars-uygulamasi"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/posts\/114053","targetHints":{"allow":["GET"]}}],"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\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/comments?post=114053"}],"version-history":[{"count":0,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/posts\/114053\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/media\/114003"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/media?parent=114053"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/categories?post=114053"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/tags?post=114053"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}