Budada cad ee alumina ee la isku daray waxaa laga sameeyaa budada alumina ee saafiga badan leh iyadoo lagu dhalaalayo heerkulka sare, lagu qaboojinayo kiristaalka, ka dibna la burburinayo. Budada cad ee aluminium oksaydhka ah ee la isku daray ayaa si adag loo xakameeyay si loo ilaaliyo qaybinta cabbirka hadhuudhka iyo muuqaalka joogtada ah.
Qaybinta cabbirka badarka ee budada cad ee alumina ee la isku daray waa mid cidhiidhi ah. Ka dib marka la sameeyo habaynta, budada corundum cad oo saafi ah oo sare leh waxay leedahay badar buuxa, geeso fiiqan iyo geeso, hufnaan shiidid sare, iyo dhalaal dhalaal sare. Hufnaanta shiididdu aad ayay uga sarreysaa xoqidda jilicsan sida silica.
| Darajada Bareegyada | Fasalka Adkaysan | |||||
| Shay | Badar | Budada Yar | Cabbirka Kooxda | Budada Fiican | ||
| Al2O3 (%)≥ | 99 | 99 | 99 | 98.5 | 99 | 99 |
| Fe2O3 (%)≤ | 0.05 | 0.06 | 0.08 | 0.1 | 0.1 | 0.1 |
| SiO2 (%)≤ | 0.26 | 0.28 | 0.30 | 0.40 | 0.35 | 0.35 |
| TiO2 (%)≤ | 0.08 | 0.09 | 0.10 | 0.15 | 0.3 | 0.3 |
| Cabbirka | 12-80 | 90-150 | 180-220 | 240-4000 | 0-1mm 1-3mm 3-5mm 5-8mm | -180mesh -200mesh -240mesh -320mesh |
| Sifooyinka Jirka | ||||
| Muuqaalka | Xagal | |||
| Midab | Caddaan | |||
| Adkaanta | MOH 9.0 2100-3000kgf/cm2 | |||
| Cufnaanta Dhabta ah | ≥3.90g/cm3 | |||
| Qalabka Aasaasiga ah | a-Al2O3 | |||
| Falanqaynta Kiimikada | |||
| Cabbirka Badarka | Qaybta | Waxaa looga baahan yahay Heerka GB | Qiimaha Caadiga ah ee Badeecadeenna |
| #4 - #80 | Al2O3 | ≥ 99.10% | 99.65% |
| Na2O | ≤ 0.35% | 0.22% | |
| Fe2O3 | - | 0.03% | |
| SiO2 | - | 0.03% | |
| #90 - #150 | Al2O3 | ≥ 99.10% | 99.35% |
| Na2O | ≤ 0.40% | 0.30% | |
| Fe2O3 | - | 0.04% | |
| SiO2 | - | 0.05% | |
| #180 - #220 | Al2O3 | ≥ 98.60% | 99.20% |
| Na2O | ≤ 0.50% | 0.34% | |
| Fe2O3 | - | 0.05% | |
| SiO2 | - | 0.08% | |
Shiidi iyo Nadiifin
Diyaarinta Dusha Sare
Dib-u-habeyn
Tuuridda Saxnaanta
Qarax Ba'an
Waxyaabaha aadka u abrasives-ka ah
Dhoobada iyo Foornooyinka
Haddii aad qabtid wax su'aalo ah. Fadlan xor u noqo inaad nala soo xiriirto.