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Horudhac ku saabsan waxqabadka iyo isticmaalka magnesia alumina leben

Hordhaca waxqabadka iyo isticmaalka magnesia aluminium leben

Lebenka Magnesia alumina waxay ka samaysan yihiin magnesia calcined (MgO>90%, CaO <2.2%) oo leh kalsiyum hooseeya sida alaab cayriin ah, ku dar ku saabsan 8% budada alumina warshadeed, iyo isticmaalka dareeraha qashinka saxarka sulfite sida wakiilka xidha. Alaabooyinka lagu shido heerkulka sare.

Halabuurka wajiga macdanta ee leben magnesia alumina waxay ku salaysan tahay periclase sida crystal ugu weyn iyo magnesia alumina spinel (MgO.Al2O3) sida matrix ah. Midda dambe waxay beddeshaa forsterite ee lebenka magnesia waxayna noqotaa xiraha periclase.

Lebenka Magnesia-aluminiumku waxay leeyihiin sifooyin aad u fiican oo kor lagu soo sheegay, sidaa darteed waxaa si weyn loogu isticmaalay sidii qalab dhismeed oo loogu talagalay saqafka foornooyinka dhalaalidda heerkulka sare sida foornada foornooyinka furan ee birta ah iyo foornada dib-u-qurxinta naxaasta ah, waxayna ku guuleysteen saamaynta fidinta nolosha foornada. Weelka weyn ee furan wuxuu gaari karaa ilaa 300 oo foorno, tan dhexe iyo tan yarba waxay leedahay in ka badan 1000 foorno.

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