I-corundum yetafile, kwaziwa njengei-alumina yetafile edibeneyo, luhlobo lwe-alumina olucocekileyo kakhulu (Al2O3) olucutshungulwa ngokukodwa ukuze lubeitafile ekhethekileyo, okanye imilo ethe tyabaIveliswa ngokusila (ukufudumeza ngaphandle kokunyibilika) umgubo we-alumina okumgangatho ophezulu kumaqondo obushushu angaphezu kwe-1900°C, okubangela ukuba amasuntswana e-alumina akhule aze enze iikristale ezinkulu, ezithe tyaba, ezifana nepleyiti.
| Inkcazo ye-corundum yetafile | ||
| Into | Umgangatho | Uvavanyo |
| Ubunzima Obubonakalayo | 3.5g/cm3 imizuzu | 3.56g/cm3 |
| Ukuqhekeka Okubonakalayo | Ubuninzi be-5.0% | 3.5% |
| Ukufunxwa kwamanzi | Ubuninzi be-1.5% | 1.1% |
| Ukwenziwa kweeKhemikhali | ||
| Into | Ipesenti esemgangathweni | Uvavanyo % |
| I-Al2O3 | 99.2 imizuzu | 99.4% |
| I-Na2O | Ubuninzi obuyi-0.40 | 0.29% |
| I-Fe2O3 | Ubuninzi be-0.10 | 0.02% |
| I-CaO | Ubuninzi be-0.10 | 0.02% |
| I-SiO2 | Ubuninzi obuyi-0.15 | 0.03% |
| UkusetyenziswaI-Tabular corundum isetyenziswa kakhulu kwizixhobo ezisebenza kakuhle kwiindawo ze-intsimbi, ukubumba, iikhemikhali zepetrochemicals, izitena eziphefumlayo, iiladle linings, iicastables, izinto ezenziwe kwangaphambili, iiceramics kunye nezinye iindawoYinto ekrwada egqwesileyo eyenziweyo enganyangekiyo. I-tabular corundum isetyenziswa njengeIngqokelela erhabaxaingasetyenziswa kunye ne-spinel, i-alumina esebenze nge-calcined kunye nee-binding agents ezifana nesamente, udongwe okanye i-resin. Izitena ze-corundum ezilungisiweyo ezicocekileyo kakhulu zinomxholo ophantsi wokungcola (njenge-SiO2), uxinano olukhulu kunye neempawu ezilungileyo ze-thermodynamic, okwenza izitena ze-corundum Izitena ziyamelana nomonakalo oshushu, weekhemikhali kunye nolwakhiwo obangelwa kukusebenza kwee-gasifiers kunye nezinye izitofu zoshishino. | ||
| Iingenelo:ukuxhathisa okuphezulu; ukumelana nokugqwala okuphezulu; ukumelana nokukhukuliseka okuphezulu; ukumelana nobushushu obuphezulu; amandla aphezulu, ukuqina okuhle; iipropati zeekhemikhali ezizinzileyo; ukumelana nokukhukuliseka kwe-alkaline slag, ukumelana kakuhle nokukhukuliseka kwe-slag, kunye nokuxhathisa kakuhle ukukhukuliseka kwesinyithi esinyibilikisiweyo; ukumelana nokukhukuliseka yintsimbi enyibilikisiweyo kunye nokungenela kakuhle komoya. | ||
Izicelo ze-tabular corundum
Ukuba unemibuzo. Nceda uzive ukhululekile ukunxibelelana nathi.