Imikhiqizo
I-Aluminium | |
Uphawu | Al |
Isigaba ku-STP | okuqinile |
Iphoyinti lokuncibilika | 933.47 K (660.32 °C, 1220.58 °F) |
Iphuzu elibilayo | 2743 K (2470 °C, 4478 °F) |
Ukuminyana (eduze ne-rt) | 2.70 g/cm3 |
lapho uketshezi (at mp) | 2.375 g/cm3 |
Ukushisa kwe-fusion | 10.71 kJ/mol |
Ukushisa kwe-vaporization | 284 kJ/mol |
Umthamo wokushisa we-molar | 24.20 J/(mol·K) |
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I-Aluminium oxide alpha-phase 99.999% (isisekelo sezinsimbi)
I-Aluminium oxide (Al2O3)iwuketshezi olumhlophe noma olucishe lungabi nambala, kanye nenhlanganisela yamakhemikhali e-aluminium nomoya-mpilo. Yenziwe nge-bauxite futhi evame ukubizwa nge-alumina futhi ingase ibizwe nge-aloxide, i-aloxite, noma i-alundum kuye ngamafomu athile noma izinhlelo zokusebenza. I-Al2O3 ibalulekile ekusetshenzisweni kwayo ukukhiqiza insimbi ye-aluminium, njenge-abrasive ngenxa yokuqina kwayo, futhi njengento ephikisayo ngenxa yezinga layo eliphezulu lokuncibilika.