Hana ʻia ka mauna ʻōpala e ka ikaika kiʻekiʻe o ka lāʻau kūlohelohe, ka ʻāpana metala me ka mālama ʻana i ka ʻili kūikawā, ʻo ka ikaika paʻa a hiki i 40kg/C.He maikaʻi loa ke ola luhi, kūpono no nā ʻano mīkini liʻiliʻi liʻiliʻi, pamu, kaʻa a me ka mīkini centrifugal.He maʻalahi ka hoʻonohonoho ʻana a he ākea ka kikoʻī.Hiki i ke anawaena o waho me 8mm a 150 mm ke halawai me na mea hana kaawale.