O le alumina enaena ua fa'afefiloi o se mea malosi ma malō (Mohs hardness 9) e maualuga lona malosi, e tete'e lelei i le ofuina ma le 'ele ma e lelei fo'i le fa'avevela. E maua mai i le fa'asusuina fa'atonutonuina o le bauxite ua fa'apala i totonu o se ogaumu eletise. E le gata i lea, o le BFA o le auala sili lea mo le aveeseina o le 'ele, le palapala o le olo, ma le fa'aleagaina o le fogaeleele ona o lona maualuga o le mafiafia ma le ma'a'a. O le tutusa o le tele o le fasi mea e mafai ai ona tutusa le fa'auma ma le ufiufi o le fogaeleele.
E le gata i lea, e maualalo le faigofie ona malepe o le BFA lea e mafai ai ona toe fa'asalalauina i le averesi, e o'o atu i le fitu taimi. O nei uiga e fa'aitiitia ai le fa'aaogaina o mea olo, fa'amamāina, ma le tau o le lafoa'i, ma fa'ateleina ai le tupe maua.
| Tulafono ma le Tele o le Grit | Fa'atulagaga | Aotelega o Mea Fa'amagnetika (%) | ||||
| % Al2O3 | % Fe2O3 | % SiO2 | % TiO2 | |||
| F | 4#—80# | ≥95 | ≤0.3 | ≤1.5 | ≤3.0 | ≤0.05 |
| 90#—150# | ≥94 | ≤0.03 | ||||
| 180#—240# | ≥93 | ≤0.3 | ≤1.5 | ≤3.5 | ≤0.02 | |
| P | 8#—80# | ≥95.0 | ≤0.2 | ≤1.2 | ≤3.0 | ≤0.05 |
| 100#—150# | ≥94.0 | ≤0.03 | ||||
| 180#—220# | ≥93.0 | ≤0.3 | ≤1.5 | ≤3.5 | ≤0.02 | |
| W | 1#-63# | ≥92.5 | ≤0.5 | ≤1.8 | ≤4.0 | — |
| Tulafono ma le Tele o le Grit | Fa'asologa Fa'akemikolo (%) | Aotelega o Mea Fa'amagnetika (%) | ||||
| Al2O3 | Fe2O3 | SiO2 | TiO2 | |||
| Lapo'a o le Oneone | 0-1mm 1-3mm3-5mm 5-8mm8-12mm | ≥95 | ≤0.3 | ≤1.5 | ≤3.0 | — |
| 25-0mm 10-0mm50-0mm 30-0mm | ≥95 | ≤0.3 | ≤1.5 | ≤3.0 | — | |
| Pauta Lelei | 180#-0 200#-0 320#-0 | ≥94.5≥93.5 | ≤0.5 | ≤1.5 | ≤3.5 | — |
| Grits | 0-1mm 1-3mm 3-5mm 5-8mm |
| Fa'asalaga | 200#-0 320/325-0 |
| Saito | 12# 14# 16# 20# 22# 24# 30# 36# 40# 46# 54# 60# 70# 80# 90# 100# 120# 150# 180# 220# |
| Pauta | #240 #280 #320 #360 #400 #500 #600 #700 #800 #1000 #1200 #1500 #2000 #2500 |
E fa'aaogaina le Brown Fused Alumina mo le tele o fa'aoga, e aofia ai le tete'e i le vevela, mea fa'apala, fa'apala oneone, faamama galue ma le oloina resin. E talafeagai mo le sauniaina o luga susu po'o le mago, fa'amamāina, fa'amama ma le tipiina o u'amea eseese, seramika, tioata, laupapa, pa'u, palasitika, ma'a ma mea fa'apipi'i.
Alumina Fa'afefiloi enaena mo le Refractory:
0-1/1-3/3-5/5-8mm
Alumina Fa'afefiloi Enaena Mo Mea Fa'a'a'a, mea fa'a'a'a'a fa'apipi'i:
F4/F8/F10/F12/F14/F16/F20/F22/F24/F30/F36/F401F46/F54/F60/F80/F100/F120/F150/F180/F200/F220/F203/F28
Alumina Fa'afefiloi Enaena Mo mea fa'a'a'a'a vali, pepa fa'a'a'a'a, ie fa'a'a'a'a:
P200/P220/P240/P280/P320/P325/P400/P600/P800/P1000/P1200/P1500/P2000
Alumina Fa'afefiloi Enaena Mo le Ufiufi, fa'apala, oloina:
w2.5/W3/W5/W7/W10/W14/w20/W40
Afai e iai ni au fesili. Fa'amolemole fa'afeso'ota'i matou.