E pili ana ia i nā huahana corundum keʻokeʻo me ka nui o nā ʻāpana mai ka 0-1mm, 1-3mm, 3-5mm, 5-8mm, 100 # - 0, 200 # - 0, a me 320 # - 0. ʻO ka nui o ka corundum keʻokeʻo kiʻekiʻe i hana ʻia e ka hale hoʻoheheʻe ʻana e lawe ʻia i ka ʻāpana i kahi papa hana one keʻokeʻo, a laila ʻohi ʻia e kahi papa hana one keʻokeʻo, a laila ʻoki ʻia e kahi papa hana one keʻokeʻo. huahana me ka nui o ka ʻāpana i loko o kekahi pae. Hoʻohana nui ʻia e like me ke ʻano refractory, amorphous refractory, a me nā noi lepo lepo.
Ka manawa hoʻouna: Mar-22-2023