Y\u00fcksek silikon i\u00e7eri\u011fi, pratikte \u00f6nem ta\u015f\u0131yan belirli bir \u00f6zellik kombinasyonu sunar:<\/p>\n
- \n
- Yap\u0131\u015fmaz al\u00fcminyum performans\u0131<\/strong>\u00a0\u2014 Erimi\u015f al\u00fcminyum y\u00fczeyi kolayca \u0131slatmaz; bu da kafatas\u0131 birikiminin azalmas\u0131, temizli\u011fin daha kolay olmas\u0131 ve eriyik i\u00e7ine yeniden giren oksit kal\u0131nt\u0131lar\u0131n\u0131n azalmas\u0131 anlam\u0131na gelir<\/li>\n
- Korozyon direnci<\/strong>\u00a0\u2014 Yayg\u0131n olarak kullan\u0131lan d\u00f6vme ve d\u00f6k\u00fcm ala\u015f\u0131mlar\u0131yla uzun s\u00fcreli temasa maruz kalsa bile \u00f6nemli bir kimyasal bozulma g\u00f6stermez<\/li>\n
- Al\u00fcminyum eriyi\u011fine herhangi bir bula\u015fma olmamal\u0131d\u0131r<\/strong>\u00a0\u2014 Y\u0131kama haznesi, par\u00e7ac\u0131k b\u0131rakmaz veya eriyikle reaksiyona girmez; b\u00f6ylece aktar\u0131m yolu boyunca metal safl\u0131\u011f\u0131 korunur<\/li>\n
- \u00c7ift i\u015flev: ta\u015f\u0131ma ve \u0131s\u0131 koruma<\/strong>\u00a0\u2014 Y\u00fcksek silikon i\u00e7erikli matrisin d\u00fc\u015f\u00fck \u0131s\u0131 iletkenli\u011fi, yerle\u015fik bir yal\u0131t\u0131m tabakas\u0131 g\u00f6revi g\u00f6rerek, b\u00fcy\u00fck \u00e7apl\u0131 bir d\u0131\u015f yal\u0131t\u0131ma gerek kalmadan s\u0131cakl\u0131k d\u00fc\u015f\u00fc\u015f\u00fcn\u00fc azalt\u0131r<\/li>\n<\/ul>\n
Bu son nokta \u00f6zellikle vurgulanmaya de\u011fer. F\u0131r\u0131n ile kal\u0131p aras\u0131ndaki her \u0131s\u0131 kayb\u0131 derecesi, ya daha y\u00fcksek \u00e7\u0131k\u0131\u015f s\u0131cakl\u0131klar\u0131 (daha fazla enerji, daha fazla hidrojen emilimi, daha fazla c\u00fcruf) ya da d\u00f6k\u00fcm istasyonunda spesifikasyonlara uymayan metal anlam\u0131na gelir. \u0130yi tasarlanm\u0131\u015f bir seramik oluk sistemi, s\u0131cakl\u0131k d\u00fc\u015f\u00fc\u015f\u00fcn\u00fc\u00a0metre ba\u015f\u0131na 1\u20133 \u00b0C<\/strong>\u00a0kapaklar tak\u0131l\u0131yken sabit durum ak\u0131\u015f\u0131nda. Kapaklar tak\u0131l\u0131 de\u011filse, de\u011ferler 8\u201315 \u00b0C\/m civar\u0131ndad\u0131r; a\u00e7\u0131k hava aktar\u0131m b\u00f6l\u00fcmlerinde ise durum daha da k\u00f6t\u00fcd\u00fcr.<\/p>\n
![\"Seramik](\"http:\/\/alalloycasting.com\/wp-content\/uploads\/2020\/05\/Ceramic-Launder.jpg\")
Seramik Y\u0131kama Havuzu<\/em><\/figcaption><\/figure>\n \u00dcr\u00fcn \u00d6zellikleri<\/h2>\n
Standart seramik kanall\u0131k \u00fcr\u00fcn yelpazemiz, k\u00fc\u00e7\u00fck d\u00f6k\u00fcmhanelerdeki k\u0131sa aktar\u0131m hatlar\u0131ndan b\u00fcy\u00fck \u00f6l\u00e7ekli DC d\u00f6k\u00fcm i\u015flemlerindeki geni\u015fletilmi\u015f \u00e7ok b\u00f6l\u00fcml\u00fc sistemlere kadar, \u00e7o\u011fu al\u00fcminyum d\u00f6k\u00fcm konfig\u00fcrasyonunu kapsamaktad\u0131r.<\/p>\n
Boyut \u00d6zellikleri<\/h3>\n
\n\n\n
\n \n\u00dcr\u00fcn<\/th>\n Uzunluk Aral\u0131\u011f\u0131<\/th>\n Ak\u0131\u015f Kontrol\u00fc Ek Par\u00e7alar\u0131<\/th>\n \u00d6zel Teknik \u00d6zellikler<\/th>\n<\/tr>\n<\/thead>\n \n Standart seramik oluk<\/td>\n 200\u20133.000 mm<\/td>\n M\u00fc\u015fterinin \u00e7izimlerine g\u00f6re<\/td>\n \u00c7izimlere g\u00f6re \u00f6zel profiller, ba\u011flant\u0131 kutular\u0131 ve da\u011f\u0131t\u0131m b\u00f6l\u00fcmleri temin edilebilir<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n Standart uzunluklar, birincil ve ikincil al\u00fcminyum d\u00f6k\u00fcm d\u00fczenlerinin \u00e7o\u011funu kapsamaktad\u0131r. \u00d6zel uzunluklar ve kesitler, sipari\u015f \u00fczerine \u00fcretilmekte olup, teslim s\u00fcresi genellikle 3\u20135 haftad\u0131r.<\/em><\/p>\n
Teknik Parametreler<\/h3>\n
\n\n\n
\n \nM\u00fclk<\/th>\n Birim<\/th>\n De\u011fer Aral\u0131\u011f\u0131<\/th>\n<\/tr>\n<\/thead>\n \n Y\u0131\u011f\u0131n yo\u011funlu\u011fu<\/td>\n g\/cm\u00b3<\/td>\n 1.0\u20131.4<\/td>\n<\/tr>\n \n K\u0131r\u0131lma mod\u00fcl\u00fc (816 \u00b0C)<\/td>\n MPa<\/td>\n 10.5\u201311.8<\/td>\n<\/tr>\n \n Termal genle\u015fme katsay\u0131s\u0131 (680 \u00b0C)<\/td>\n K\u207b\u00b9<\/td>\n 1,23 \u00d7 10\u207b\u2076<\/td>\n<\/tr>\n \n Is\u0131 iletkenli\u011fi (540 \u00b0C)<\/td>\n W\/(K\u00b7m)<\/td>\n 0.5\u20130.65<\/td>\n<\/tr>\n \n Maksimum \u00e7al\u0131\u015fma s\u0131cakl\u0131\u011f\u0131<\/td>\n \u00b0C<\/td>\n 1,260<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n Teknik parametreler, ASTM C133 (kopma mod\u00fcl\u00fc) ve ASTM E228 (termal genle\u015fme) test y\u00f6ntemlerine g\u00f6re \u00f6l\u00e7\u00fclm\u00fc\u015ft\u00fcr. De\u011ferler, tipik \u00fcretim partisi aral\u0131klar\u0131n\u0131 temsil etmektedir; talep \u00fczerine tek tek test sertifikalar\u0131 temin edilebilir.<\/em><\/p>\n
Bu termal genle\u015fme katsay\u0131s\u0131 \u20141,23 \u00d7 10\u207b\u2076 K\u207b\u00b9\u2014 dikkat \u00e7ekicidir. Bu de\u011fer son derece d\u00fc\u015f\u00fckt\u00fcr ve erimi\u015f silika ile hemen hemen ayn\u0131 seviyededir; i\u015fte tam da bu nedenle bu oluklar, daha y\u00fcksek genle\u015fme katsay\u0131s\u0131na sahip refrakter malzemelerde s\u0131k\u00e7a g\u00f6r\u00fclen \u00e7atlama sorunu ya\u015famadan tekrarlanan termal d\u00f6ng\u00fclere dayanabilmektedir. \u00d6n \u0131s\u0131tma yapabilir, tam bir \u00fcretim d\u00f6ng\u00fcs\u00fcn\u00fc tamamlayabilir, so\u011fumas\u0131n\u0131 bekleyebilir ve biriken termal yorgunluk hasar\u0131 olu\u015fmadan bu i\u015flemi y\u00fczlerce kez tekrarlayabilirsiniz.<\/p>\n
D\u00fc\u015f\u00fck yo\u011funluk (1,0\u20131,4 g\/cm\u00b3) ayn\u0131 zamanda pratik kullan\u0131m avantajlar\u0131 da sa\u011flar. 1.500 mm\u2019lik bir oluk b\u00f6l\u00fcm\u00fc, iki i\u015f\u00e7inin vin\u00e7 kullanmadan yerle\u015ftirebilece\u011fi kadar hafiftir; bu da a\u011f\u0131r \u00e7elik g\u00f6vdeli alternatiflere k\u0131yasla de\u011fi\u015ftirme s\u00fcresini \u00f6nemli \u00f6l\u00e7\u00fcde azalt\u0131r.<\/p>\n
Al\u00fcminyum oluklarda yap\u0131\u015fmazl\u0131k \u00f6zelli\u011fi neden bu kadar \u00f6nemlidir?<\/h2>\n
E\u011fer daha \u00f6nce bir vardiyay\u0131, y\u0131kama teknesinden donmu\u015f al\u00fcminyum par\u00e7alar\u0131 kaz\u0131yarak ge\u00e7irmi\u015fseniz, cevab\u0131 zaten biliyorsunuzdur. Ancak as\u0131l maliyet, sadece i\u015f\u00e7ilik saatlerinin \u00f6tesine uzan\u0131r.<\/p>\n
Al\u00fcminyum, d\u00f6k\u00fcm kanal\u0131n\u0131n y\u00fczeyine her temas edip yap\u0131\u015ft\u0131\u011f\u0131nda, geri kazan\u0131labilir metal kayb\u0131 ya\u015fan\u0131r. Mevcut LME al\u00fcminyum fiyatlar\u0131n\u0131n $2.400\/ton civar\u0131nda seyretti\u011fi bir ortamda (2024 ortas\u0131), y\u0131ll\u0131k 30.000 ton \u00fcretim yapan ve 2,5% c\u00fcruf oran\u0131na sahip bir d\u00f6k\u00fcmhane, yakla\u015f\u0131k olarak\u00a0$ Y\u0131ll\u0131k 1,8 milyon<\/strong>\u00a0metal i\u00e7eri\u011fi a\u00e7\u0131s\u0131ndan \u2014 ve bu c\u00fcrufun \u00f6nemli bir k\u0131sm\u0131 aktar\u0131m sisteminin i\u00e7inde olu\u015fur.<\/p>\n
Daha da k\u00f6t\u00fcs\u00fc, yap\u0131\u015fm\u0131\u015f al\u00fcminyumun agresif mekanik temizli\u011fi, oluk y\u00fczeyine zarar vererek daha p\u00fcr\u00fczl\u00fc bir doku olu\u015fturur ve bu da bir sonraki \u00fcretim d\u00f6ng\u00fcs\u00fcnde daha fazla yap\u0131\u015fmaya neden olur. Bu, olu\u011fun malzeme \u00f6zelliklerinin normalde izin verece\u011finden \u00e7ok daha erken bir zamanda de\u011fi\u015ftirilmesi gerekene kadar h\u0131zlanan bir bozulma d\u00f6ng\u00fcs\u00fcd\u00fcr.<\/p>\n
Kulland\u0131\u011f\u0131m\u0131z y\u00fcksek silikon i\u00e7erikli kal\u0131planm\u0131\u015f seramik bile\u015fimi, al\u00fcminyumun y\u00fczeye yap\u0131\u015fmas\u0131na kar\u015f\u0131 diren\u00e7 g\u00f6sterecek \u015fekilde \u00f6zel olarak form\u00fcle edilmi\u015ftir. Y\u00fczey, tekrarl\u0131 kullan\u0131mda bile p\u00fcr\u00fczs\u00fcz kal\u0131r; temizlik i\u015flemi basit bir f\u0131r\u00e7alama veya hafif kaz\u0131ma ile halledilebilir ve\u00a0Erimi\u015f al\u00fcminyum oluk astar\u0131 bir\u00e7ok kez kullan\u0131labilir<\/strong>\u00a0\u00e7elik kabuklu sistemlerin gerektirdi\u011fi yeniden kaplama i\u015f\u00e7ili\u011fi olmadan.<\/p>\n
Y\u00fczey Yap\u0131\u015fmas\u0131 Kar\u015f\u0131la\u015ft\u0131rmas\u0131: Seramik ve Geleneksel Refrakter Kanalar<\/h3>\n
\n\n\n
\n \n\u00c7ama\u015f\u0131r T\u00fcr\u00fc<\/th>\n Tipik Y\u00fczey P\u00fcr\u00fczl\u00fcl\u00fc\u011f\u00fc (Ra)<\/th>\n Al\u00fcminyum Islanma A\u00e7\u0131s\u0131<\/th>\n Temizlik \u00c7abas\u0131<\/th>\n Kampanya Ba\u015f\u0131na Kaybedilen Asker Say\u0131s\u0131<\/th>\n<\/tr>\n<\/thead>\n \n Y\u00fcksek silikonlu seramik (kal\u0131planm\u0131\u015f)<\/td>\n < 3,2 \u03bcm<\/td>\n > 140\u00b0 (\u0131slanmayan)<\/td>\n Hafif f\u0131r\u00e7alama\/kaz\u0131ma<\/td>\n < 0,3 kg\/m<\/td>\n<\/tr>\n \n D\u00f6k\u00fcm ate\u015falt\u0131 kaplama<\/td>\n 10\u201330 \u03bcm<\/td>\n 90\u2013120\u00b0<\/td>\n Orta derecede ufalanma<\/td>\n 0,8\u20132,0 kg\/m<\/td>\n<\/tr>\n \n Elle uygulanan ate\u015fe dayan\u0131kl\u0131 kaplama<\/td>\n 25\u201360 \u03bcm<\/td>\n 70\u2013100\u00b0<\/td>\n A\u011f\u0131r yontma\/ta\u015flama<\/td>\n 2,0\u20135,0 kg\/m<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n 6063 ala\u015f\u0131m\u0131 kullan\u0131larak 720 \u00b0C'de sabit damla y\u00f6ntemi ile ger\u00e7ekle\u015ftirilen \u0131slanma a\u00e7\u0131s\u0131 \u00f6l\u00e7\u00fcmleri. \u00c7e\u015fitli d\u00f6k\u00fcm tesislerinde yap\u0131lan saha \u00f6l\u00e7\u00fcmlerinden derlenen kafatas\u0131 kayb\u0131 verileri. Daha y\u00fcksek \u0131slanma a\u00e7\u0131s\u0131, daha \u00fcst\u00fcn yap\u0131\u015fmazl\u0131k \u00f6zelli\u011fini g\u00f6sterir.<\/em><\/p>\n
Hangi Uygulamalar Y\u00fcksek Kaliteli Seramik Y\u0131kama Sistemleri Gerektirir?<\/h2>\n
Ate\u015f dayan\u0131kl\u0131 oluk, al\u00fcminyum i\u015fleme s\u00fcrecinin t\u00fcm a\u015famalar\u0131 i\u00e7in uygundur; ancak metalin temizli\u011fi ve s\u0131cakl\u0131k istikrar\u0131n\u0131n \u00fcr\u00fcn\u00fcn uygunlu\u011funu do\u011frudan belirledi\u011fi uygulamalarda, bu oluk sadece faydal\u0131 olmakla kalmay\u0131p, ger\u00e7ekten vazge\u00e7ilmez hale gelir:<\/p>\n
Havac\u0131l\u0131k ve uzay sekt\u00f6r\u00fcne y\u00f6nelik hassas d\u00f6k\u00fcmler<\/strong>\u00a0\u2014 Hassas d\u00f6k\u00fcmle \u00fcretilen t\u00fcrbin kanatlar\u0131, yap\u0131sal braketler ve u\u00e7u\u015f a\u00e7\u0131s\u0131ndan kritik bile\u015fenlerde oksit kal\u0131nt\u0131lar\u0131 i\u00e7in tolerans neredeyse s\u0131f\u0131rd\u0131r. F\u0131r\u0131ndan kal\u0131ba uzanan aktar\u0131m yolu, \u00f6nceki a\u015famalardaki gaz giderme ve filtreleme sistemleri sayesinde elde edilen temizli\u011fi korumal\u0131d\u0131r.<\/p>\n
Otomotiv yap\u0131 bile\u015fenleri<\/strong>\u00a0\u2014 Otomobil \u00fcreticileri, al\u00fcminyum kullan\u0131m\u0131n\u0131n yo\u011fun oldu\u011fu g\u00f6vde yap\u0131lar\u0131na y\u00f6neldik\u00e7e, malzeme kalitesi standartlar\u0131 \u00f6nemli \u00f6l\u00e7\u00fcde s\u0131k\u0131la\u015ft\u0131r\u0131lm\u0131\u015ft\u0131r. G\u00fcvenlik a\u00e7\u0131s\u0131ndan kritik \u00f6neme sahip bir d\u00f6k\u00fcm par\u00e7ada tek bir oksit tabakas\u0131 bile bulunmas\u0131, par\u00e7an\u0131n reddedilmesine neden olur.<\/p>\n
Orta mikronlu al\u00fcminyum folyo i\u00e7in demiryolu ara\u00e7lar\u0131<\/strong>\u00a0\u2014 Folyo haddeleme i\u015flemi, orijinal d\u00f6k\u00fcm \u015feridindeki her t\u00fcrl\u00fc kusuru daha da belirgin hale getirir. Transfer sisteminden kaynaklanan kal\u0131nt\u0131lara ba\u011fl\u0131 i\u011fne deli\u011fi kusurlar\u0131, folyo \u00fcretiminde s\u00fcrekli olarak kar\u015f\u0131la\u015f\u0131lan bir kalite sorunudur. Bu konuda temiz besleme kanallar\u0131 olmazsa olmazd\u0131r.<\/p>\n
DC d\u00f6k\u00fcm ekstr\u00fczyon k\u00fct\u00fckleri<\/strong>\u00a0\u2014 Y\u00fczey kalitesi, makro-ayr\u0131\u015fma ve s\u0131cak \u00e7atlama duyarl\u0131l\u0131\u011f\u0131, transfer sistemi taraf\u0131ndan sa\u011flanan s\u0131cakl\u0131k homojenli\u011fine ba\u011fl\u0131d\u0131r.<\/p>\n
Standart emtia d\u00f6k\u00fcm\u00fcnde, daha ucuz d\u00f6k\u00fcm kanal\u0131 se\u00e7enekleri yeterli olabilir. Ancak m\u00fc\u015fterileriniz PoDFA kal\u0131nt\u0131 raporlar\u0131 g\u00f6nderiyor ve eriyik i\u015fleme uygulamalar\u0131n\u0131z hakk\u0131nda keskin sorular soruyorsa, d\u00f6k\u00fcm kanal\u0131 sistemini yenilemek genellikle yat\u0131r\u0131m getirisi a\u00e7\u0131s\u0131ndan en h\u0131zl\u0131 iyile\u015ftirme y\u00f6ntemidir. Bu sistem, seramik k\u00f6p\u00fck filtre kutular\u0131 ve hat i\u00e7i ar\u0131tma \u00fcniteleriyle do\u011frudan entegre olarak eksiksiz bir kalite zinciri olu\u015fturur.<\/p>\n
![\"Erimi\u015f](\"https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2021\/01\/Launder-for-Casting-Molten-Metal.jpg\")
Erimi\u015f Metal D\u00f6k\u00fcm\u00fc i\u00e7in Y\u0131kama<\/em><\/figcaption><\/figure>\n Seramik Y\u0131kama Sistemi Nas\u0131l Kurulmal\u0131d\u0131r?<\/h2>\n
Do\u011fru kurulum, \u00e7ama\u015f\u0131r makinenizin tam hizmet \u00f6mr\u00fcn\u00fc tamamlay\u0131p tamamlamayaca\u011f\u0131n\u0131 ya da erken ar\u0131zalan\u0131p ar\u0131zalanmayaca\u011f\u0131n\u0131 belirler. Y\u00fczlerce kurulumdan elde edilen saha deneyimlerine dayanarak, en \u00f6nemli ad\u0131mlar \u015funlard\u0131r.<\/p>\n
1. Ad\u0131m: Hizalama ve Destek<\/h3>\n
\u00c7izimdeki yap\u0131ya uygun seramik oluk b\u00f6l\u00fcmlerini monte edin. Her bir b\u00f6l\u00fcm\u00fcn desteklenmesi gerekir\u00a0s\u00fcrekli olarak<\/strong>\u00a0t\u00fcm uzunlu\u011fu boyunca \u2014 asla sadece u\u00e7 k\u0131s\u0131mlarda de\u011fil. Noktasal y\u00fcklemeyi \u00f6nlemek i\u00e7in, yuva ile oluk g\u00f6vdesi aras\u0131na seramik elyaf battaniye dolgusu yerle\u015ftirilmi\u015f ayarlanabilir \u00e7elik yuvalar kullan\u0131n.<\/p>\n
Seviyeyi hassas bir aletle kontrol edin. D\u00f6k\u00fcm ucuna do\u011fru 1\u20132% oran\u0131nda tutarl\u0131 bir a\u015fa\u011f\u0131 e\u011fim, g\u00fcvenilir yer\u00e7ekimi ak\u0131\u015f\u0131n\u0131 ve \u00e7al\u0131\u015fma s\u00fcresinin sonunda tam bir bo\u015falt\u0131m\u0131 sa\u011flar. Hareketli olu\u011fun temiz ve hasars\u0131z oldu\u011fundan ve birle\u015fim yerlerinin kesintisiz oldu\u011fundan emin olun; birle\u015fim yerlerindeki herhangi bir bo\u015fluk veya \u00e7atlak, potansiyel bir s\u0131z\u0131nt\u0131 noktas\u0131d\u0131r.<\/p>\n
2. Ad\u0131m: Derz S\u0131zd\u0131rmazl\u0131\u011f\u0131<\/h3>\n
Kanal b\u00f6l\u00fcmlerimizde her bir birle\u015fim noktas\u0131nda birbirine ge\u00e7meli profiller bulunmaktad\u0131r. Birle\u015fim yerlerini y\u00fcksek s\u0131cakl\u0131\u011fa dayan\u0131kl\u0131 seramik elyaf conta ipi ile s\u0131zd\u0131rmaz hale getirin. Contay\u0131 a\u015f\u0131r\u0131 s\u0131kmay\u0131n; s\u0131k\u0131 bir temas yeterlidir. A\u015f\u0131r\u0131 s\u0131kma kuvveti contay\u0131 deforme eder ve s\u0131zd\u0131rmazl\u0131k etkinli\u011fini azalt\u0131r.<\/p>\n
3. Ad\u0131m: \u00d6n Is\u0131tma \u2014 En \u00d6nemli Ad\u0131m<\/h3>\n
Kanal\u0131n kaderi burada belirlenir. Seramik malzemeler, termal \u015fok direnci ne kadar y\u00fcksek olursa olsun, erimi\u015f metalle temas etmeden \u00f6nce kontroll\u00fc bir \u00f6n \u0131s\u0131tma i\u015fleminden ge\u00e7melidir. Bu a\u015famay\u0131 aceleye getirmek, kanallar\u0131n erken ar\u0131zalanmas\u0131n\u0131n en yayg\u0131n nedenidir.<\/p>\n
Elektrikli \u0131s\u0131tma elemanlar\u0131 ile (\u00f6nerilir):<\/strong>
\nKurulu kanal\u0131 e\u015fit \u015fekilde \u0131s\u0131t\u0131n. \u00dczerinde sabit bir h\u0131zda \u0131s\u0131t\u0131n\u00a01\u20132 saat<\/strong>\u00a0adsorbe olmu\u015f kristal suyu gidermek ve d\u00f6k\u00fcm havuzunu d\u00f6k\u00fcm s\u0131cakl\u0131\u011f\u0131na yakla\u015ft\u0131rmak i\u00e7in. Elektrikli \u0131s\u0131tma, hassas ve homojen bir s\u0131cakl\u0131k kontrol\u00fc sa\u011flar.<\/p>\nElektrikli \u0131s\u0131tma olmadan (alevle \u00f6n \u0131s\u0131tma):<\/strong>
\nElektrikli f\u0131r\u0131nlama imk\u00e2n\u0131 olmad\u0131\u011f\u0131nda, alevle \u00f6n \u0131s\u0131tma da i\u015fe yarar; ancak bu y\u00f6ntem daha fazla \u00f6zen gerektirir. \u0130ki \u00f6nemli nokta:<\/p>\n- \n
- Alev s\u0131cakl\u0131\u011f\u0131n\u0131 kontrol edin<\/strong>\u00a0\u2014 \u00d6nce zay\u0131f alevle (k\u0131rm\u0131z\u0131, yumu\u015fak alev) ba\u015flay\u0131n, ard\u0131ndan orta alevle (sar\u0131) devam edin ve ancak son a\u015famada g\u00fc\u00e7l\u00fc alevle (mavi-beyaz) devam edin<\/li>\n
- Do\u011frudan alev temas\u0131n\u0131 \u00f6nleyin<\/strong>\u00a0\u2014 Br\u00fcl\u00f6r alevini asla do\u011frudan kanal y\u00fczeyine do\u011frultmay\u0131n. Do\u011frudan \u0131s\u0131tma, astar\u0131n kolayca \u00e7atlamas\u0131na veya patlamas\u0131na neden olan ciddi yerel s\u0131cakl\u0131k farklar\u0131na yol a\u00e7ar. Alevi s\u00fcrekli hareket ettirin, da\u011f\u0131n\u0131k \u0131s\u0131 uygulay\u0131n ve en az 150 mm\u2019lik bir mesafe b\u0131rak\u0131n<\/li>\n<\/ol>\n
\u00d6nerilen \u00f6n \u0131s\u0131tma program\u0131:<\/strong><\/p>\n
\n\n\n
\n \nA\u015fama<\/th>\n S\u0131cakl\u0131k Aral\u0131\u011f\u0131<\/th>\n Is\u0131nma H\u0131z\u0131<\/th>\n S\u00fcre<\/th>\n Ama\u00e7<\/th>\n<\/tr>\n<\/thead>\n \n \u0130lk kurutma<\/td>\n Oda s\u0131cakl\u0131\u011f\u0131 \u2192 300 \u00b0C<\/td>\n \u2264 50 \u00b0C\/saat<\/td>\n ~5\u20136 saat<\/td>\n Fiziksel olarak adsorbe olmu\u015f nemi giderin<\/td>\n<\/tr>\n \n Ara bekletme<\/td>\n 300 \u00b0C<\/td>\n Bekle<\/td>\n 30 dakika<\/td>\n Kesitin tamam\u0131nda s\u0131cakl\u0131\u011f\u0131 e\u015fitlemek<\/td>\n<\/tr>\n \n \u00c7al\u0131\u015fma s\u0131cakl\u0131\u011f\u0131na ula\u015fma s\u00fcresi<\/td>\n 300 \u2192 500\u2013600 \u00b0C<\/td>\n \u2264 80 \u00b0C\/saat<\/td>\n ~3\u20134 saat<\/td>\n Neredeyse d\u00f6k\u00fcm s\u0131cakl\u0131\u011f\u0131na getirin<\/td>\n<\/tr>\n \n Son \u0131slatma<\/td>\n 500\u2013600 \u00b0C<\/td>\n Bekle<\/td>\n 15\u201320 dakika<\/td>\n Metalle temas etmeden \u00f6nce s\u0131cakl\u0131\u011f\u0131n sabit oldu\u011funu kontrol edin<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n Y\u00fcksek silikon i\u00e7erikli erimi\u015f silika seramik oluklar i\u00e7in \u00fcretici tavsiyelerine dayal\u0131 \u00f6n \u0131s\u0131tma protokol\u00fc. S\u0131cak bekleme durumundan (150\u2013200 \u00b0C) g\u00fcnl\u00fck yeniden \u00e7al\u0131\u015ft\u0131rma i\u00e7in daha y\u00fcksek \u0131s\u0131tma h\u0131zlar\u0131 kabul edilebilir olmakla birlikte, bu h\u0131zlar asla 100 \u00b0C\/saati a\u015fmamal\u0131d\u0131r. Referans: AdTech kurulum k\u0131lavuzlar\u0131 ve Amerikan Seramik Derne\u011fi teknik literat\u00fcr\u00fcne g\u00f6re genel refrakter \u00f6n \u0131s\u0131tma uygulamalar\u0131.<\/em><\/p>\n
Bu protokol\u00fc tutarl\u0131 bir \u015fekilde uygulamak, 40 kampanya dayanan bir d\u00f6k\u00fcm kal\u0131b\u0131n\u0131 400 kampanya dayanan bir kal\u0131ptan ay\u0131ran unsurdur. Bu, \u00f6zellikle \u00fcretim bask\u0131s\u0131 alt\u0131nda, birinin \u201csadece kal\u0131b\u0131 \u0131s\u0131t\u0131p d\u00f6k\u00fcme ba\u015flamak\u201d istedi\u011fi durumlarda disiplin gerektirir. Bunu yapmay\u0131n.<\/p>\n
- Do\u011frudan alev temas\u0131n\u0131 \u00f6nleyin<\/strong>\u00a0\u2014 Br\u00fcl\u00f6r alevini asla do\u011frudan kanal y\u00fczeyine do\u011frultmay\u0131n. Do\u011frudan \u0131s\u0131tma, astar\u0131n kolayca \u00e7atlamas\u0131na veya patlamas\u0131na neden olan ciddi yerel s\u0131cakl\u0131k farklar\u0131na yol a\u00e7ar. Alevi s\u00fcrekli hareket ettirin, da\u011f\u0131n\u0131k \u0131s\u0131 uygulay\u0131n ve en az 150 mm\u2019lik bir mesafe b\u0131rak\u0131n<\/li>\n<\/ol>\n
- Korozyon direnci<\/strong>\u00a0\u2014 Yayg\u0131n olarak kullan\u0131lan d\u00f6vme ve d\u00f6k\u00fcm ala\u015f\u0131mlar\u0131yla uzun s\u00fcreli temasa maruz kalsa bile \u00f6nemli bir kimyasal bozulma g\u00f6stermez<\/li>\n