ʻO ka mea hoʻohui alumina he keʻokeʻo a i ʻole ka māmā melemele waxy paʻa, kahi palupalu ≤80 ℃, ʻO ka maʻi waena o 10-12%, hoʻohana nui ʻia no ka mālama ʻana i ka pauka a hoʻonui i ka hiki ke kahe.He kūpono no nā ʻano mea hoʻopihapiha like ʻole (e like me ka calcium carbonate, ka pauka wollastonite, talc, kaolin, bentonite, ...
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