{"id":113785,"date":"2021-11-12T16:14:47","date_gmt":"2021-11-12T08:14:47","guid":{"rendered":"https:\/\/www.alpapowder.com\/113785\/"},"modified":"2021-11-12T16:14:47","modified_gmt":"2021-11-12T08:14:47","slug":"silikon-mikro-tozun-ozellikleri-ve-uygulamasi","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/tr\/113785\/","title":{"rendered":"Silikon mikro tozun \u00f6zellikleri ve uygulamas\u0131"},"content":{"rendered":"

Silikon mikro tozu, k\u0131rma, bilyal\u0131 \u00f6\u011f\u00fctme (veya titre\u015fim, jet \u00f6\u011f\u00fctme), y\u00fczd\u00fcrme, asitle temizleme, y\u00fcksek safl\u0131kta su ar\u0131tma i\u015fleminden sonra do\u011fal kuvars (SiO2<\/sub>) veya kayna\u015fm\u0131\u015f kuvarstan (y\u00fcksek s\u0131cakl\u0131kta erime ve do\u011fal kuvars\u0131n so\u011futulmas\u0131ndan sonra amorf SiO2<\/sub>) yap\u0131l\u0131r. vb. Bu teknoloji ile i\u015flenen mikro toz. Silika tozu toksik olmayan, kokusuz, kirletici olmayan inorganik metalik olmayan bir malzemedir.<\/p>\n

\"\"<\/p>\n

Fiziksel ve kimyasal \u00f6zellikler<\/h4>\n

1. Silika tozunun g\u00f6r\u00fcn\u00fcm\u00fc gri veya kirli beyaz tozdur ve refrakterli\u011fi >1600\u00b0C’dir. Y\u0131\u011f\u0131n yo\u011funlu\u011fu: 200\uff5e250 kg\/m3<\/sup>.<\/p>\n

2. Silis duman\u0131n\u0131n inceli\u011fi: silis duman\u0131n\u0131n %80’inden fazlas\u0131n\u0131n inceli\u011fi 1 mikrondan azd\u0131r, ortalama par\u00e7ac\u0131k boyutu 0.1-0.3 mikrondur ve spesifik y\u00fczey alan\u0131 20-28m2<\/sup>\/g’dir. \u0130nceli\u011fi ve \u00f6zg\u00fcl y\u00fczey alan\u0131 \u00e7imentonun yakla\u015f\u0131k 80-100 kat\u0131 ve u\u00e7ucu k\u00fcl\u00fcn 50-70 kat\u0131d\u0131r. Kuvars tozu i\u00e7in ortak \u00f6zellikler 400 g\u00f6z, 800 g\u00f6z, 1000 g\u00f6z, 1500 g\u00f6z ve 2000 g\u00f6zd\u00fcr.<\/p>\n

3. Par\u00e7ac\u0131k morfolojisi ve mineral<\/a> faz yap\u0131s\u0131: Silis duman\u0131n\u0131n olu\u015fum s\u00fcreci s\u0131ras\u0131nda, faz ge\u00e7i\u015fi s\u0131ras\u0131nda y\u00fczey geriliminin etkisinden dolay\u0131, amorf faz\u0131n amorf k\u00fcresel par\u00e7ac\u0131klar\u0131 olu\u015fur ve y\u00fczey nispeten p\u00fcr\u00fczs\u00fczd\u00fcr ve baz\u0131lar\u0131nda \u00e7ok say\u0131da daire vard\u0131r. . Birbirine yap\u0131\u015fan k\u00fcresel par\u00e7ac\u0131klar toplulu\u011fu. Geni\u015f spesifik y\u00fczey alan\u0131na ve y\u00fcksek aktiviteye sahip bir t\u00fcr volkanik k\u00fcl malzemesidir. Silika duman\u0131 ile kar\u0131\u015ft\u0131r\u0131lm\u0131\u015f malzemeler i\u00e7in k\u00fc\u00e7\u00fck k\u00fcreler ya\u011flama etkisi yapabilir.<\/p>\n

Silika tozu, \u00e7imento par\u00e7ac\u0131klar\u0131 aras\u0131ndaki g\u00f6zenekleri doldurabilir ve ayn\u0131 zamanda hidrasyon \u00fcr\u00fcn\u00fc ile bir jel olu\u015fturabilir ve bir jel olu\u015fturmak i\u00e7in alkalin malzeme magnezyum oksit ile reaksiyona girebilir. \u00c7imento esasl\u0131 beton, har\u00e7 ve refrakter d\u00f6k\u00fclebilir malzemelerde, uygun miktarda silis duman\u0131n\u0131n kar\u0131\u015ft\u0131r\u0131lmas\u0131 a\u015fa\u011f\u0131daki rol\u00fc oynayabilir:<\/p>\n

1. Bas\u0131n\u00e7, e\u011filme, ge\u00e7irimsiz, korozyon \u00f6nleyici, darbe ve a\u015f\u0131nma direnci \u00f6zelliklerini \u00f6nemli \u00f6l\u00e7\u00fcde iyile\u015ftirin.<\/p>\n

2. Su tutma, ayr\u0131\u015fma ve kanamay\u0131 \u00f6nleme ve beton pompalama direncini b\u00fcy\u00fck \u00f6l\u00e7\u00fcde azaltma i\u015flevlerine sahiptir.<\/p>\n

3. Betonun hizmet \u00f6mr\u00fcn\u00fc \u00f6nemli \u00f6l\u00e7\u00fcde uzat\u0131r. \u00d6zellikle klor\u00fcr kirlili\u011fi erozyonu, s\u00fclfat erozyonu ve y\u00fcksek nem gibi zorlu ortamlarda betonun dayan\u0131kl\u0131l\u0131\u011f\u0131 iki kat\u0131na hatta birka\u00e7 kat\u0131na kadar \u00e7\u0131kabilmektedir.<\/p>\n

4. P\u00fcsk\u00fcrt\u00fclen beton ve d\u00f6k\u00fclebilir malzemelerin taban k\u00fcl\u00fcn\u00fc \u00f6nemli \u00f6l\u00e7\u00fcde azalt\u0131n ve tek bir p\u00fcsk\u00fcrtme tabakas\u0131n\u0131n kal\u0131nl\u0131\u011f\u0131n\u0131 art\u0131r\u0131n.<\/p>\n

5. Y\u00fcksek mukavemetli betonun gerekli bir bile\u015fenidir ve m\u00fchendislikte C150 betonu uygulanm\u0131\u015ft\u0131r.<\/p>\n

6. \u00c7imentonun yakla\u015f\u0131k 5 kat\u0131 etkisi vard\u0131r. S\u0131radan beton ve d\u00fc\u015f\u00fck \u00e7imentolu d\u00f6k\u00fclebilir malzemelerde kullan\u0131ld\u0131\u011f\u0131nda maliyetleri azaltabilir ve dayan\u0131kl\u0131l\u0131\u011f\u0131 art\u0131rabilir.<\/p>\n

7. Beton alkali agrega reaksiyonunun olu\u015fmas\u0131n\u0131 etkili bir \u015fekilde \u00f6nleyin.<\/p>\n

8. D\u00f6k\u00fclebilir refrakterlerin kompaktl\u0131\u011f\u0131n\u0131 iyile\u015ftirin. Al2<\/sub>O3 <\/sub>ile birlikte bulundu\u011funda, y\u00fcksek s\u0131cakl\u0131k dayan\u0131m\u0131n\u0131 ve termal \u015fok direncini art\u0131ran mullit faz\u0131 olu\u015fturmak daha kolayd\u0131r.<\/p>\n

Uygulama alan\u0131<\/h4>\n

1. Har\u00e7 ve betonda kullan\u0131l\u0131r: y\u00fcksek binalar, limanlar, rezervuarlar ve barajlar, su koruma, menfez kap\u0131lar\u0131, demiryollar\u0131, otoyollar, k\u00f6pr\u00fcler, metrolar, t\u00fcneller, havaalan\u0131 pistleri, beton kald\u0131r\u0131mlar ve k\u00f6m\u00fcr madeni t\u00fcnelleri vb.<\/p>\n

2. Malzeme end\u00fcstrisinde:<\/p>\n

(1) Y\u00fcksek kaliteli, y\u00fcksek performansl\u0131, d\u00fc\u015f\u00fck \u00e7imentolu refrakter d\u00f6k\u00fclebilir malzemeler ve \u00f6n kal\u0131plar, s\u0131radan d\u00f6k\u00fclebilir malzemelerin \u00fc\u00e7 kat\u0131 hizmet \u00f6mr\u00fcne sahiptir. Refrakterlik yakla\u015f\u0131k 100\u00b0C artt\u0131r\u0131l\u0131r ve y\u00fcksek s\u0131cakl\u0131k dayan\u0131m\u0131 ve termal \u015fok direnci \u00f6nemli \u00f6l\u00e7\u00fcde iyile\u015ftirilir. Yayg\u0131n olarak kullan\u0131lmaktad\u0131r: kok f\u0131r\u0131n\u0131, demir yap\u0131m\u0131, \u00e7elik \u00fcretimi, \u00e7elik haddeleme, demir d\u0131\u015f\u0131 metaller, cam, seramik ve enerji \u00fcretimi end\u00fcstrileri.<\/p>\n

(2) B\u00fcy\u00fck demir hendekler ve pota malzemeleri, hava ge\u00e7irgen tu\u011flalar, leke onar\u0131m malzemeleri vb.<\/p>\n

(3) Kendinden akan refrakter d\u00f6k\u00fcm malzemesinin ve kuru-\u0131slak p\u00fcsk\u00fcrtmenin in\u015faat uygulamas\u0131.<\/p>\n

(4) Oksit ba\u011fl\u0131 silisyum karb\u00fcr \u00fcr\u00fcnler (seramik f\u0131r\u0131n mobilyalar\u0131, alev \u0131zgaralar\u0131, vb.).<\/p>\n

(5) Y\u00fcksek s\u0131cakl\u0131k tipi kalsiyum silikat hafif \u0131s\u0131 yal\u0131t\u0131m malzemesi.<\/p>\n

(6) Elektrikli porselen f\u0131r\u0131n i\u00e7in korindon mullit itme plakas\u0131 kullan\u0131l\u0131r.<\/p>\n

(7) Y\u00fcksek s\u0131cakl\u0131\u011fa dayan\u0131kl\u0131, a\u015f\u0131nmaya dayan\u0131kl\u0131 malzemeler ve \u00fcr\u00fcnler.<\/p>\n

(8) Korindon ve seramik \u00fcr\u00fcnler.<\/p>\n

(9) Sialon kombine \u00fcr\u00fcnleri.<\/p>\n

G\u00fcn\u00fcm\u00fczde d\u00f6k\u00fclebilir refrakterlerde yayg\u0131n olarak kullan\u0131lmas\u0131n\u0131n yan\u0131 s\u0131ra erimi\u015f ve sinterlenmi\u015f refrakterlerde de yayg\u0131n olarak kullan\u0131lmaktad\u0131r.<\/p>\n

3. Yeni duvar malzemeleri ve kaplama malzemeleri:<\/p>\n

(1) Polimer harc\u0131, \u0131s\u0131 yal\u0131t\u0131m harc\u0131 ve duvar yal\u0131t\u0131m\u0131 i\u00e7in aray\u00fcz ajan\u0131.<\/p>\n

(2) \u00c7imento bazl\u0131 polimer su ge\u00e7irmez malzeme.<\/p>\n

(3) Hafif agrega \u0131s\u0131 yal\u0131t\u0131m\u0131 ve enerji tasarruflu beton ve \u00fcr\u00fcnler.<\/p>\n

(4) \u0130\u00e7 ve d\u0131\u015f duvar yap\u0131m\u0131 i\u00e7in macun tozu i\u015fleme.<\/p>\n

4. Di\u011fer kullan\u0131mlar:<\/p>\n

(1) Silikat tu\u011flalar\u0131n ham maddeleri.<\/p>\n

(2) Su barda\u011f\u0131 \u00fcretimi.<\/p>\n

(3) Organik bile\u015fikler i\u00e7in takviye malzemesi olarak kullan\u0131l\u0131r. \u00c7\u00fcnk\u00fc bile\u015fimi, gaz faz\u0131 y\u00f6ntemiyle \u00fcretilen beyaz karbon siyah\u0131na benzer. Kau\u00e7uk, re\u00e7ine, boya, boya, doymam\u0131\u015f polyester vb. polimer malzemelerde dolgu ve takviye malzemesi olarak kullan\u0131labilir.<\/p>\n

(4) G\u00fcbre end\u00fcstrisinde topaklanmay\u0131 \u00f6nleyici madde olarak kullan\u0131l\u0131r.<\/p>\n

 <\/p>\n

Makale kayna\u011f\u0131: \u00c7in Toz A\u011f\u0131<\/p>\n","protected":false},"excerpt":{"rendered":"

Silikon mikro tozu, k\u0131rma, bilyal\u0131 \u00f6\u011f\u00fctme (veya titre\u015fim, jet \u00f6\u011f\u00fctme), y\u00fczd\u00fcrme, asitle temizleme, y\u00fcksek safl\u0131kta su ar\u0131tma i\u015fleminden sonra do\u011fal kuvars (SiO2) veya kayna\u015fm\u0131\u015f kuvarstan (y\u00fcksek s\u0131cakl\u0131kta erime ve do\u011fal kuvars\u0131n so\u011futulmas\u0131ndan sonra amorf SiO2) yap\u0131l\u0131r. vb.<\/p>\n","protected":false},"author":6,"featured_media":110858,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[830],"tags":[1119,1122,1120,1118,1121],"class_list":["post-113785","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news","tag-kuvars","tag-silika-tr","tag-silika-tozunun-ozellikleri","tag-silikon-tozu","tag-silikon-tozu-uygulamasi"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/posts\/113785","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=113785"}],"version-history":[{"count":0,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/posts\/113785\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/media\/110858"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/media?parent=113785"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/categories?post=113785"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/tags?post=113785"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}