1) S\u0131v\u0131 al\u00fcminyum ile oksijen aras\u0131ndaki temas s\u00fcresini azalt\u0131n<\/p>\n
\u00dcretim gereklilikleri gere\u011fi, f\u0131r\u0131ndaki al\u00fcminyum m\u00fcmk\u00fcn olan en k\u0131sa s\u00fcrede nihai \u00fcr\u00fcnlere d\u00f6n\u00fc\u015ft\u00fcr\u00fclmeli ve s\u0131v\u0131 al\u00fcminyum f\u0131r\u0131nda \u00e7ok uzun s\u00fcre kalmamal\u0131d\u0131r.
\nS\u0131v\u0131 al\u00fcminyumun havaya maruz kalma s\u00fcresini azaltmak i\u00e7in d\u00f6k\u00fcm ekipman\u0131n\u0131 uygun bir \u015fekilde yerle\u015ftirin ve d\u00f6k\u00fcm kanal\u0131n\u0131n uzunlu\u011funu m\u00fcmk\u00fcn oldu\u011funca k\u0131salt\u0131n. Ayn\u0131 zamanda, d\u00f6k\u00fcm kanal\u0131n\u0131n \u00fcst k\u0131sm\u0131, belirli bir \u0131s\u0131 yal\u0131t\u0131m etkisi sa\u011flayan ve ayn\u0131 zamanda kanal i\u00e7indeki oksijen i\u00e7eri\u011fini azaltan bir al\u00fcminyum silikat yal\u0131t\u0131m levhas\u0131 ile kaplanm\u0131\u015ft\u0131r.<\/p>\n
K\u0131sacas\u0131, erimi\u015f al\u00fcminyumun kar\u0131\u015ft\u0131rma f\u0131r\u0131n\u0131nda uzun s\u00fcre kalmas\u0131n\u0131 \u00f6nlemek amac\u0131yla, i\u015f\u00e7iler d\u00f6k\u00fcm kay\u0131plar\u0131n\u0131 azaltmak i\u00e7in erimi\u015f al\u00fcminyum ile oksijen aras\u0131ndaki temas s\u00fcresini k\u0131salt\u0131rlar.<\/p>\n
![\"Gaz](\"http:\/\/alalloycasting.com\/wp-content\/uploads\/2021\/04\/Degassing-and-Grain-Refining.jpg\")
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2) S\u0131v\u0131 al\u00fcminyumun kar\u0131\u015ft\u0131rma y\u00f6ntemini kontrol etmek<\/p>\n
\u0130ster manuel b\u00fcy\u00fck \u00f6l\u00e7ekli kar\u0131\u015ft\u0131rma ister mekanik kar\u0131\u015ft\u0131rma olsun, bu i\u015flem f\u0131r\u0131n kap\u0131s\u0131 a\u00e7\u0131kken ger\u00e7ekle\u015ftirilir; bu durum sadece s\u0131v\u0131 seviyesinde b\u00fcy\u00fck dalgalanmalara yol a\u00e7makla ve oksijenle temas alan\u0131n\u0131 art\u0131rmakla kalmaz, ayn\u0131 zamanda f\u0131r\u0131n i\u00e7indeki oksijen i\u00e7eri\u011fini de y\u00fckseltir. Bu durum, yukar\u0131da bahsedilen kimyasal reaksiyonu h\u0131zland\u0131racak ve yanma kayb\u0131 artacakt\u0131r.<\/p>\n
Elektromanyetik kar\u0131\u015ft\u0131rma i\u015flemi kapal\u0131 bir ortamda ger\u00e7ekle\u015ftirilebilir; s\u0131v\u0131 seviyesindeki dalgalanma azd\u0131r ve buna ba\u011fl\u0131 dezavantajlar etkili bir \u015fekilde \u00f6nlenir. Ayn\u0131 zamanda, f\u0131r\u0131na giren havadaki nem azal\u0131r ve s\u0131v\u0131 al\u00fcminyumun hidrojen emme olas\u0131l\u0131\u011f\u0131 da azal\u0131r.<\/p>\n
3) S\u0131v\u0131 al\u00fcminyumun ar\u0131tma i\u015flemi s\u0131ras\u0131nda kabarc\u0131k y\u00fcksekli\u011fini kontrol etmek<\/p>\n