ʻO Ferrochrome kahi mea hao hao o ka chromium a me ka hao.He mea hoʻohui nui ia i ka hana kila.ʻO ka haʻahaʻa o ke kalapona o ka ferrochrome, ʻoi aku ka paʻakikī o ka mālama ʻana a me ka hoʻoheheʻe ʻana.ʻO ka maʻi kalapona ma lalo o 2% ferrochrome, kūpono no ka hoʻoheheʻe ʻana i ke kila kila, ke kila waikawa a me nā kila chromium haʻahaʻa haʻahaʻa.ʻO ka hao chromium e loaʻa ana ma mua o 4% kalapona, hoʻohana mau ʻia no ka hoʻomaʻemaʻe ʻana i ka pōleʻa e lawe ana i ke kila a me nā ʻāpana kaʻa, etc.