Nā huahana
Aluminum | |
hōʻailona | Al |
Hana ma STP | paa |
Lae hehee | 933.47 K (660.32 °C, 1220.58 °F) |
Lae paila | 2743 K (2470 °C, 4478 °F) |
ʻO ka mānoanoa (kokoke rt) | 2.70 g/cm3 |
ka wai (ma mp) | 2.375 g/cm3 |
Ka wela o ka hui ʻana | 10.71 kJ/mol |
Ka wela o ka mahu | 284 kJ/mol |
Ka hiki wela molar | 24.20 J/(mol·K) |
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Aluminum oxide alpha-phase 99.999% (metala kumu)
Aluminum Oxide (Al2O3)he keʻokeʻo a ʻaneʻane kala ʻole ʻole, a he hui kemika o ka alumini a me ka oxygen. Hana ʻia ia mai ka bauxite a kapa ʻia ʻo alumina a hiki ke kapa ʻia ʻo aloxide, aloxite, a i ʻole alundum ma muli o nā ʻano a i ʻole nā noi. He mea koʻikoʻi ka Al2O3 i kona hoʻohana ʻana e hana i ka metala alumini, ma ke ʻano he abrasive no ka paʻakikī, a ma ke ʻano he mea refractory no kona wahi heheʻe kiʻekiʻe.