Pilikia lepo kolo haahaa 19 puka

Loaʻa i nā pōhaku lepo nā hiʻohiʻona o ka refractoriness kiʻekiʻe, ka ikaika maikaʻi, ke kūpaʻa haʻalulu maikaʻi maikaʻi, a me ke kūʻē ʻana i ka wikiwiki a me ka wela. Eia kekahi, hiki i nā pōhaku lepo pālolo ke pale aku i ka erosion o ka acidic slag i kekahi ʻano. Ma ke ʻano o ka hoʻohana ʻana, ʻoi aku ka liʻiliʻi o nā pōhaku lepo refractory, he nui nā huahana, a hoʻohana nui ʻia.