Korundum keʻokeʻo

Hana ʻia ka corundum keʻokeʻo mai ka pauka alumini oxide a hoʻoheheʻe ʻia i ka wela kiʻekiʻe, e hōʻike ana i ke kala keʻokeʻo.ʻOi aku ke kiʻekiʻe o ka paʻakikī ma mua o ka corundum brown, a ʻoi aku ka haʻahaʻa o ka paʻakikī.ʻO ka corundum keʻokeʻo i hana ʻia e kā mākou hui he mau hiʻohiʻona o ka maikaʻi o ka huahana paʻa, ka nui o ka nui o ka ʻāpana like, ka haʻahaʻa magnetic haʻahaʻa, kiʻekiʻe ka nui o ka nui, ka paʻakikī kiʻekiʻe, ka paʻakikī maikaʻi, a me ka maʻemaʻe kiʻekiʻe.Hoʻokuʻu ʻia kāna mau huahana ma mua o 20 mau ʻāina a me nā ʻāina e like me ʻEulopa, ʻAmelika Hui Pū ʻIa, a me Asia Hikina Hema.

ʻO nā mea hana abrasive i hanaʻia me ia, he kūpono ia no ka wiliʻana i ke kila kalapona kiʻekiʻe, ke kila kiʻekiʻe, ke kila paʻakikī, a me nā mea'ē aʻe. , nā mea refractory holomua, etc.

Ma ke ʻano he abrasive uhi, ʻo ka corundum keʻokeʻo kahi mea me ka ʻili ikaika a me ka wili.Ma muli o kāna mau hopena ʻoi a me ka angular particle, ʻaʻohe blockage i ka wā e wili ai, a kūpono ia no ka hoʻoliʻiliʻi ʻana i nā mea palupalu like ʻole (lāʻau, plastic), a pēlā aku.