nke

| Al2O3 | Fe2O3 | MgO | SiO2 | Na2O |
| > 99% | <0.1% | <0.5% | <0.2% | <0.05% |
| Item | Uru |
| Ntinye mmiri (%) | <1 |
| Njupụta nnukwu (g/cm3) | 1.9-2.2 |
| Nnukwu ike ndọda (g/cm3) | > 3.6 |
| Okpomọkụ ọrụ (max) (℃) | 1650 |
| Obere porosity pụtara (%) | <1 |
| Ike Moh (ọnụọgụ) | >9 |
| Nguzogide acid (%) | > 99.6 |
| Nguzogide Alkali (%) | >85 |
| Ihe | Uru |
| Ntinye mmiri (%) | <1 |
| Njupụta mbukota (g/cm3) | 1.9-2.2 |
| Nnukwu ike ndọda (g/cm3) | > 3.6 |
| Okpomọkụ ọrụ (max) (℃) | 1650 |
| Obere porosity pụtara (%) | <1 |
| Nha | Tipịa ike | |
| n'arọ / urughuru | KN/otu akụkụ | |
| 1/8" (3mm) | >203 | >2 |
| 1/4" (6mm) | > 459 | > 4.6 |
| 1/2" (13mm) | >877 | > 8.7 |
| 3/4" (19mm) | >1220 | >12 |
| 1" (25mm) | > 1630 | >16 |
| 1-1/2" (38mm) | > 2340 | > 23 |
| 2" (50mm) | > 3460 | >34 |