Alumina phofo ke thepa e ka sehloohong e tala ea alumina grit e tšoeu e kopantsoeng le li-abrasives tse ling, tse nang le litšobotsi tsa ho hanyetsa mocheso o phahameng, ho hanyetsa kutu le thepa e tsitsitseng.Nano-alumina XZ-LY101 ke mokelikeli o se nang 'mala le o bonaletsang, o sebelisoang haholo e le li-additives ka li-resin tse sa tšoaneng tsa acrylic, li-polyurethane resin, li-epoxy resin, joalo-joalo. holim'a lisebelisoa tsa ho roala likhalase, majoe a majoe, lisebelisoa tsa lisebelisoa tse nepahetseng, joalo-joalo;le mefuta e fapaneng ea phofo ea alumina e na le ts'ebeliso e fapaneng.Se latelang se tsepamisitse maikutlo ho hlahiseng tšebeliso ea phofo ea α, γ, le β-mofuta oa alumina.
1.α-alumina phofo
Letlapeng la phofo ea α-mofuta oa alumina, li-ion tsa oksijene li tletse haufi-ufi ka sebopeho sa hexagonal, Al3+ e arolelitsoe ka mokhoa o ts'oanang setsing sa coordination sa octahedral se pota-potiloeng ke li-ion tsa oksijene, 'me matla a matla a maholo haholo, kahoo ntlha ea ho qhibiliha le ntlha e belang e ngata haholo. hodimo.α-mofuta oxidation Aluminium ha e qhibilihe ka metsing le asiti.E boetse e bitsoa aluminium oxide indastering.Ke thepa ea motheo e tala bakeng sa ho etsa aluminium ea tšepe;e boetse e sebelisetsoa ho etsa litene tse sa tšoaneng tse refractory, li-crucibles refractory, liphaephe tse refractory, le lisebelisoa tsa liteko tsa mocheso o phahameng;e ka boela ea sebelisoa e le abrasive, flame retardant High-purity alpha alumina hape ke thepa e tala bakeng sa tlhahiso ea corundum ea maiketsetso, ruby ea maiketsetso le safire;e boetse e sebelisoa ho hlahisa substrate ea lipotoloho tse kholo tsa sejoale-joale tse kopaneng.
2. γ-alumina phofo
γ-mofuta oa alumina ke aluminium hydroxide ho 140-150 ℃ sistimi ea ho felloa ke metsi mocheso o tlase, indasteri e boetse e bitsoa aluminium e sebetsang, sekhomaretsi sa aluminium.Sebopeho sa khakanyo ea ion ea oksijene bakeng sa lehlakore le otlolohileng la setsi se haufi-ufi, Al3 + e ajoa ka mokhoa o sa tloaelehang ka ion ea oksijene e pota-potiloeng ke likheo tsa octahedral le tetrahedral.γ-mofuta oa alumina o sa qhibiliheng ka metsing, o ka qhibiliha ka asiti e matla kapa tharollo e matla ea alkali, e tla futhumatsoa ho 1200 ℃ kaofela e tla fetoloa ho alumina ea mofuta oa α.γ-mofuta oa alumina ke thepa e nang le porous, sebaka se ka hare sa gram e 'ngoe le e' ngoe ho fihlela ho makholo a lisekoere-mithara, bokhoni bo phahameng ba adsorption.Hangata sehlahisoa sa indasteri ke karoloana e se nang 'mala kapa e pinki e nyenyane ea cylindrical e nang le khatello e ntle ea khatello.Ka indasteri ea ho hloekisa petroleum le petrochemicals hangata e sebelisoa e le adsorbent, catalyst and catalyst carrier;indastering ke oli ea transformer, turbine oil deacidification agent, e boetse e sebelisetsoa ho hlahloba lera la mebala;ka laboratoring ke desiccant e matla e sa nke lehlakore, matla a eona a ho omisa ha a ka tlaase ho phosphorus pentoxide, ka mor'a ho sebelisoa ho 175 ℃ ho futhumatsa 6-8h e latelang e ka boela ea tsosolosoa le ho sebelisoa hape.
3.β-alumina phofo
β-mofuta oa alumina phofo e ka boela ea bitsoa phofo ea alumina e sebetsang.Alumina phofo e kentsoeng e na le matla a phahameng a mochine, hygroscopicity e matla, ha e ruruhe kapa ha e phunye ka mor'a ho monya metsi, a se nang chefo, a se nang monko, a sa qhibilihe ka metsing le ethanol, a na le adsorption e matla bakeng sa fluorine, haholo-holo e sebelisetsoang ho tlosa fluoride ea metsi a nooang libakeng tse phahameng tsa fluorine. .
Alumina e kentsoeng e na le bokhoni ba ho khetha metsi ho tsoa likhase, mouoane oa metsi le lino tse itseng.Kamora ho tlala ha adsorption, e ka tsosolosoa ka ho tlosa metsi ka ho futhumatsa hoo e ka bang.175-315°C.Adsorption le tsoseletso li ka etsoa ka makhetlo a 'maloa.Ntle le ho sebelisoa e le desiccant, e ka boela ea adsorb mouoane o tsoang ho oksijene e silafetseng, hydrogen, carbon dioxide, khase ea tlhaho joalo-joalo ea oli e tlotsang.E boetse e sebelisoa e le sesebelisoa sa catalyst le catalyst carrier hape e le sejana sa tlhahlobo ea mebala.