| ZrO2 | SiO2 | Al2O3 | Njupụta | Njupụta njupụta | Ụkpụrụ ntụaka ike siri ike | |
| 60-70% | 28-33% | <10% | 3.5 | 2.3 | 700 (HV) | 60HRC (HR) |
| Nkọwapụta | Nha ọka (mm ma ọ bụ um) |
| B20 | 0.600-0.850mm |
| B30 | 0.425-0.600mm |
| B40 | 0.250-0.425mm |
| B60 | 0.125-0.250mm |
| B80 | 0.100-0.200mm |
| B120 | 0.063-0.125mm |
| B170 | 0.040-0.110mm |
| B205 | 0.000-0.063mm |
| B400 | 0.000-0.030mm |
| B505 | 0.000-0.020mm |
| B600 | 25 ± 3.0um |
| B700 | 20± 2.5um |
| B800 | 14.5 ± 2.5um |
| B1000 | 11.5 ± 2.0um |
Ọ bụrụ na ị nwere ajụjụ ọ bụla. Biko nweere onwe gị ịkpọtụrụ anyị.