Magnesium oxide
Profaịlụ ngwaahịa
Magnesium oxide, bụ ogige inorganic, usoro kemịkalụ MgO, bụ oxide nke magnesium, bụ ogige ionic, na-acha ọcha siri ike na okpomọkụ ụlọ. Magnesium oxide dị n'okike n'ụdị magnesite na bụ akụrụngwa maka mgbaze magnesium.
Magnesium oxide nwere nnukwu nguzogide ọkụ na ihe mkpuchi. Mgbe elu okpomọkụ na-ere n'elu 1000 ℃ nwere ike converted n'ime kristal, ebili ka 1500-2000 Celsius n'ime nwụrụ anwụ magnesium oxide (magnesia) ma ọ bụ sintered magnesium oxide.
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Mpaghara ngwa:
Ọ bụ mkpebi siri ike nke sọlfọ na pyrite na coal na sọlfọ na arsenic na ígwè. Ejiri ya dị ka ọkọlọtọ maka pigmenti ọcha. A na-ejikarị ọkụ magnesium oxide eme ihe dị ka akụrụngwa maka nkwadebe nke ceramik, enamels, crucible refractory and refractory brik. A na-ejikwa ya dị ka ihe na-eme ka ihe na-egbuke egbuke na-egbuke egbuke, mkpuchi, na mpempe akwụkwọ, neoprene na fluorine accelerators na activators. Mgbe agwakọtara ya na magnesium chloride na ngwọta ndị ọzọ, a pụrụ ịkwadebe mmiri magnesium oxide. A na-eji ya na ọgwụ dị ka antacid na laxative maka oke acid gastric na ọrịa ọnya duodenal. Ejiri ya na ụlọ ọrụ kemịkalụ dị ka ihe na-akpali akpali na akụrụngwa maka imepụta nnu magnesium. A na-ejikwa ya na-emepụta iko, nri a na-esiji, plastik phenolic, wdg. A na-eji nnukwu magnesium oxide mee ihe na ụlọ ọrụ na-egwe ọka osikapa maka ịkụ ihe igwe na ọkara rollers. Ụlọ ọrụ na-ewu maka imepụta kemịkalụ kemịkalụ kemịkalụ kemịkalụ mabul thermal mkpuchi osisi ụda mkpuchi osisi plastik ụlọ ọrụ ejiri dị ka ihe ndochi. A pụkwara iji ya mepụta nnu magnesium ndị ọzọ.
Otu n'ime isi ojiji nke magnesium oxide bụ iji ihe ndị na-ere ọkụ, ihe ndị na-eme ka ire ọkụ ọdịnala, polymers nwere halogen nwere ọtụtụ ebe ma ọ bụ ihe na-eme ka ọkụ nwere halogen nchikota ngwakọta ire ọkụ. Otú ọ dị, ozugbo ọkụ na-eme, n'ihi nkwụsị ọkụ na ọkụ ọkụ, ọ ga-emepụta nnukwu anwụrụ ọkụ na gas na-emerụ emerụ, nke ga-egbochi ọgụ ọkụ na ịchụpụ ndị ọrụ, mmebi nke ngwá ọrụ na akụrụngwa. Karịsịa, a chọpụtala na ihe karịrị 80% nke ọnwụ n'ime ọkụ na-akpata site na anwụrụ ọkụ na gas na-egbu egbu nke ihe ahụ na-emepụta, ya mere na mgbakwunye na arụmọrụ ọkụ ọkụ, obere anwụrụ ọkụ na obere nsị bụkwa ihe ndị dị mkpa na-egosi. ọkụ retardants. Mmepe nke ụlọ ọrụ ọkụ na-ere ọkụ nke China enweghị oke nha nha, na oke nke ọkụ ọkụ chlorine dị oke arọ, nke bụ nke mbụ n'ime ọkụ na-ere ọkụ, nke paraffin chlorinated na-anọ naanị ya. Otú ọ dị, chlorine ire retardants na-ahapụ gas na-egbu egbu mgbe ha na-eme ihe, bụ nke dị anya na nchụso na-adịghị egbu egbu na nke ọma nke ndụ ọgbara ọhụrụ. Ya mere, iji rube isi na mmepe mmepe nke obere anwụrụ ọkụ, obere toxicity na ndị na-ere ọkụ na-enweghị mmetọ na ụwa, mmepe, mmepụta na ngwa nke magnesium oxide flame retardants dị mkpa.