Alumina Ceramic Grinding Ball for Cement, Pigment GrindingAlumina Grinding Ball are featured by high density and hardness, low wear lost, corrosion-resistance etc. They are the perfect high-efficient grinding media for milling glaze/frit, pigment, ceramic materials, and various mine ore powder, they are using ceramics, cements, paints, refractories, inorganic mineral powders etc...
Applied for dry grinding , wet grinding ,mineral grinding , quartz grinding , lineston grinding , iron ore grinding , cement grinding , ceramics plants grinding , pigment grinding , mineral ore grinding , breaking platns .
Applied for ball mill,grinding machine , pot mill , librating mill , pebble mill , Attrition Mill,rod mill , grinding mill , grinding machine , ball grinding mill.
Size and Technical date:Size:1mm, 3mm, 6mm, 9mm, 13mm, 16mm, 20mm, 25mm, 30mm , 40mm, 50mm, 60mm, 70mm,95mm
1: 92% 95% 68% Alumina content series
A) Al2O3 ≥ 92%
B) Water absorption <0.01%
C) Bulk density ≥ 3.63 g/cm3
D) Mosh hardness: 9
E) Color: White
2: 95% High-alumina grinding ball
A) Al2O3 ≥ 95% Sio2<3.8%, others:~3%
B) Water absorption <0.01%
C) Bulk density ≥ 3.7 g/cm3
D) Mosh hardness: 9
E) Color: White
F) self abrasion loss : <0.008%
3: 68% Medium alumina grinding ball series :
A) Al2O3 : 65%~75%
B) Bulk density ≥ 2.93G/cm3
C) Mosh hardness: 8 grade
D) self abrasion loss :0.01
E) Color : White or brown
Ceramic Item | Al2O3 | SiO2 | Others |
92% ball | 92% | <6.5% | ~2 % |
95% ball | 95% | <3.6~3.7 % | ~2% |
68% ball | 68% | <21.2% | ~10.18% |
B.Physical Analysis
Item | Alumina Content | Mohs hardness | Abrasion loss (24hours) | Density (g/cm3) | Water absorption |
92% ball | 92% | 9 | <0.01% | 3.6 | <0.01% |
95% ball | 95% | 9 | <0.01% | 3.74 | <0.01% |
68% ball | 68% | 7-8 | <0.03% | 3 | <0.02% |
Producing way :cool-isostatic pressing , or by rolling |