92%/95% Al2O3 High Alumina Ceramic Grinding Ball for Ball Mill, Pot Mill,Vibration Mill
Application:
Gemstone® 92% 95% alumina ceramic balls are widely used as grinding media of ball mill in industries, such as Ceramics, Cements, Paints, Glaze, Pigments, Petrochemicals, Pharmaceuticals, Coatings,and Minings,etc.
Typical Technical Parameter:
Item | GS360 | GS360G (P80) | GS360G (P90) | GS380 |
Al2O3(%) | >92 | >92 | >92 | >95 |
Bulk Density (g/cm3) | >3.65 | >3.68 | >3.68 | >3.70 |
Water absorption (%) | <0.01 | <0.01 | <0.01 | <0.01 |
Wear loss (‰) | <0.1 | <0.03 | <0.015 | <0.1 |
Hardness(Mohs) | 9 | 9 | 9 | 9 |
Appearance Standard:
Item | GS360 | GS360G (P80) | GS360G (P90) | GS380 |
Shape | Spherical | |||
Color | WHITE | WHITE | WHITE | WHITE |
Crack | Not Permitted | Not Permitted | Not Permitted | Not Permitted |
Stain | φ20mm,φ25mm: Stain φ≤1mm,1 stain/ball permitted, 10 balls/bag permitted. | |||
φ30mm,φ40mm: Stain φ≤1.5mm,2 stains/ball permitted, 8 balls/bag permitted. | ||||
φ>50mm: Stain φ≤2.0mm,2 stains/ball permitted, 4 balls/bag permitted. | ||||
Defect | φ20mm,φ25mm,φ30mm: 1 defect/ball permitted, 8 balls/bag permitted. | |||
φ>40mm: 3 defects/ball permitted, 4 balls/bag permitted. |
Available Size and Tolerance:
Size(mm) | Tolerance(mm) |
>90 | +3.5 |
80-89 | +3.5 |
60-79 | +3.0 |
30-59 | +2.0 |
20-29 | +1.5 |
10-19 | +/-1.0 |
0.5-9 | +/-0.5 |
Rugular Packaging :
1. 25kg/bag, 40bags/pallet, 50 bags/pallet,60 bags/pallet (Pallet can be Plywood or plastic)
2.1000kg/Ton package on pallet;
1250kg/Ton package on pallet; 1500kg/Ton package on pallet
(Pallet can be Plywood or plastic)
3. Wooden barrel can be customized
4. Gemstone® bags recommended

Production Process:
4. Gemstone® bags recommended

Production Process:

Trade Show:

FAQ:
Q: Are you a trading company or manufacturer?
A: We are a manufacturer with trading capability. Goods from us are factory direct supply. We have 4 production bases with total Annual Capacity of 70,000 tons. So the price will be preferential and quality will be reliable.
Q: Is the sample free?
A: Yes, we offer free samples, better for customer to bear the freight cost. But also negotiable.
Q: Are you a trading company or manufacturer?
A: We are a manufacturer with trading capability. Goods from us are factory direct supply. We have 4 production bases with total Annual Capacity of 70,000 tons. So the price will be preferential and quality will be reliable.
Q: Is the sample free?
A: Yes, we offer free samples, better for customer to bear the freight cost. But also negotiable.