Alumina niƙa Ball da ake amfani da shi a cikin injin niƙa
Ƙayyadaddun Fasaha na Ƙwallon Niƙa
| Samfura | Al2O3 % | Girman girma g/cm2 | Ruwan sha | Ma'aunin taurin Mohs | Asarar abrasion% | Launi | |
| High alumina nika bukukuwa | 92 | 3.65 | 0.01 | 9 | 0.011 | Fari | |
| Matsakaicin alumina niƙa kwallaye | 65-70 | 2.93 | 0.01 | 8 | 0.01 | Yellow-White | |
| Bukatar bayyanar | |||||||
| High alumina nika bukukuwa | Matsakaicin alumina niƙa kwallaye | ||||||
| Kara | Ba izini | Ba izini | |||||
| Rashin tsarki | Ba izini | Ba izini | |||||
| Ramin kumfa | Sama da 1mm ba izini ba, girman a cikin 0.5mm izini 3 bukukuwa. | ||||||
| Laifi | Max. girman a 0.3mm izinin 3 bukukuwa. | ||||||
| Amfani | a) Babban abun ciki na alumina | ||||||
| Garanti | a) Ta hanyar daidaitattun HG/T 3683.1-2000 | ||||||
NA 1:
Nau'in sinadarai na yau da kullun:
| Abubuwa | Adadin | Abubuwa | Adadin |
| Farashin 2O3 | 65-70% | SiO2 | 30-15 |
| Fe2O3 | 0.41 | MgO | 0.10 |
| CaO | 0.16 | TiO2 | 1.71 |
| K2O | 4.11 | Na 2O | 0.57 |
Bayanan girman samfuran:
| Spec.(mm) | girma (cm3) | Nauyi (g/pc) |
| Φ30 | 14 ± 1.5 | 43 ± 2 |
| Φ40 | 25 ± 1.5 | 100 ± 2 |
| Φ50 | 39± 2 | 193 ± 2 |
| Φ60 | 58± 2 | 335 ± 2 |
NAU'I 2:
Nau'in sinadarai na yau da kullun:
| Abubuwa | Adadin | Abubuwa | Adadin |
| Farashin 2O3 | ≥92% | SiO2 | 3.81% |
| Fe2O3 | 0.06% | MgO | 0.80% |
| CaO | 1.09% | TiO2 | 0.02% |
| K2O | 0.08% | Na 2O | 0.56% |
Takamaiman kaddarorin:
| Spec.(mm) | girma (cm3) | Nauyi (g/pc) |
| Φ30 | 14 ± 1.5 | 43 ± 2 |
| Φ40 | 25 ± 1.5 | 126 ± 2 |
| Φ50 | 39± 2 | 242 ± 2 |
| Φ60 | 58± 2 | 407 ± 2 |
