
1) ʻO ka wili ʻana i ka pōpō keramika kekahi mea wili wili pōpō kūpono, hiki iā ia ke mālama i ka maʻemaʻe a hoʻomaikaʻi i ke kūpaʻa o nā mea i wili ʻia.
2) Ua hoʻohana nui ʻia ka pōpō wili alumina i nā wili pōpō e like me ka mea hoʻopili no nā mea maka seramika a me nā mea glaze i nā hale hana seramika, nā hale hana sima, nā hale hana enamel a me nā mea aniani.
3) ʻO nā hiʻohiʻona nui ka nui o ka nui, ka paʻakikī a me ka ikaika kiʻekiʻe, ke kūpaʻa kiʻekiʻe o ke kapa, ke kūpaʻa wela, ke kūpaʻa i ka pala a me ka haumia ʻole etc.
4) I ka wā o ke kaʻina hana abrasive/wili ʻana, ʻaʻole e haki nā pōpō keramika, ʻaʻole ia e haumia i nā mea e wili ʻia.
5) ʻAno: E like me ka ʻike o ka alumini oxide: 60-70%, 65-75%, 95%.
| Nā kikoʻī | Pōpō 65Alumina | Pōpō Alumina 75 | Pōpō 90Alumina | Pōpō Alumina 92 | Pōpō Alumina 95 | Pōpō 99Alumina |
| Al2O3(%) | ≥65 | ≥75 | ≥90 | ≥92 | ≥95 | ≥99 |
| Fe2O3(%) | ≤0.5 | ≤0.5 | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.1 |
| Ka Paʻakikī o Moh | 8 | 8~9 | 9 | 9 | 9 | 9 |
| Ka Hoʻopili ʻana i ka Wai (%) | ≤0.05 | ≤0.05 | ≤0.02 | ≤0.02 | ≤0.02 | ≤0.01 |
| Ka nui (g/cm3) | ≥2.95 | ≥3.25 | ≥3.55 | ≥3.60 | ≥3.65 | ≥3.8 |
| Ikaika Kuʻi (MPa) | ≥1650 | ≥1700 | ≥1900 | ≥2000 | ≥2250 | ≥2500 |
| Pohō ʻana o ka ʻūlū ʻana (%) | ≤0.03 | ≤0.02 | ≤0.01 | ≤0.01 | ≤0.01 | ≤0.01 |
| Nā Pōpō Wili Alumina Kiʻekiʻe | Nā Pōpō Wili Alumina Waena | Nā Pōpō Wili Alumina Carbonized | |
| Waihoʻoluʻu | Keʻokeʻo | Keʻokeʻo | ʻEleʻele lehu |
| Māwae | ʻAʻole ʻae ʻia | ʻAʻole ʻae ʻia | ʻAʻole ʻae ʻia |
| Haumia | ʻAʻole ʻae ʻia | ʻAʻole ʻae ʻia | ʻAʻole ʻae ʻia |
| Puka huʻa | ʻAʻole ʻae ʻia ma luna o ф1mm, ʻae ʻia ka nui ma ф0.5mm i 3 mau pōpō | ||
| Kīnā | ʻO ka nui loa ma ka ф0.3mm e ʻae i 3 mau pōpō | ||