Ka hoʻohana ʻana i ka corundum keʻokeʻo

Waiwai: Hana ʻia me ka pauka alumini oxide e ka hoʻoheheʻe ʻana i ka wela wela i loko o ka umu ahi arc.

ʻO nā hiʻohiʻona: ʻOi aku ka kiʻekiʻe o ka Al203 ma mua o 98%, me ka ʻoi aku ka paʻakikī ma mua o ka corundum brown a me ka paʻakikī haʻahaʻa ma mua o ka corundum brown, e hōʻike ana i ka hana ʻoki maikaʻi.

Hoʻohana: ʻO ka mea hana wili i hana ʻia he kūpono ia no ka wili ʻana i ke kila hoʻoheheʻe ʻia, ke kila kiʻekiʻe, a me nā mea ʻē aʻe.