ʻO ka hui kemika o nā peʻa lana ka nui o ka silicon dioxide a me ka alumini oxide.He nui nā hiʻohiʻona e like me nā ʻāpana maikaʻi, hollow, ke kaumaha māmā, ka ikaika kiʻekiʻe, ke kūpaʻa ʻana, ke kūpaʻa wela kiʻekiʻe, ka insulation thermal a me ka pale ahi.Hoʻohana nui ʻia ia i kekahi o nā mea maka no ka ʻoihana refractory.
| SiO₂ | Al2O3 | Fe2O3 | CaO | MgO | K2O | Na2O |
| 56%-62% | 33%-38% | 2%-4% | 0.2%-0.4% | 0.8%-1.2% | 0.8%-1.2% | 0.3%-0.9% |
ʻO kā mākou ʻano: gray cenosphere, white cenosphere.
Nui: 20 mesh, 40 mesh, 100 mesh, 200 mesh.
Hoʻohana: mea pale ahi.ʻoihana lāʻau lapaʻau pēlā aku
Ka manawa hoʻouna: Mar-07-2022