chemshun ceramics
Alumina, Alumina Ceramic
Alumina Grinding Ball
Alumina
92%, 95%
Ceramic, Metallurgy, Glass, Porcelain, Enamel
Accept
95%
Ceramic Ball, High-Alumina
Grind Material in Chemicals, Paints, Iron Ore
pingxiang chemshun ceramics
by Bags, Then Fasten on Pallet
30-60mm
China
69091200
Product Description
95% 92% Alumina Ceramic Ball as Mill Grinder
Alumina ceramics with high strength, hardness, wear resistance, corrosion resistance, good thermal conductivity, high insulation, low dielectric loss, dielectric constants between 8-10. Electrical properties with temperature and frequency stable, especially when the content is more than 95.5% at frequencies up to 10 Hz (HZ) dielectric loss <0.001, excellent performance.
Size: 1mm, 3mm, 6mm, 9mm, 13mm, 16mm, 20mm, 25mm, 30mm, 40mm, 50mm, 60mm, 70mm, 95mm
1: 92% 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
B.Physical Analysis
C. Size :








Alumina ceramics with high strength, hardness, wear resistance, corrosion resistance, good thermal conductivity, high insulation, low dielectric loss, dielectric constants between 8-10. Electrical properties with temperature and frequency stable, especially when the content is more than 95.5% at frequencies up to 10 Hz (HZ) dielectric loss <0.001, excellent performance.
Size: 1mm, 3mm, 6mm, 9mm, 13mm, 16mm, 20mm, 25mm, 30mm, 40mm, 50mm, 60mm, 70mm, 95mm
1: 92% 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 |
C. Size :
Diameter (mm) | D1-3 | D6/8/10/13/16/20/25 | D30/40 | D50/60/70 |
Tolerance (±mm) | 0.5 | 1 | 2 | 3 |







