92% 95% Al2O3 High Alumina Ceramic Grinding Ball for Wet and Dry Grinding with Low Wear Loss
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: 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:The sample freight will be returned when the bulk order?
A:If order quantity suitable, we will return the freight cost in bulk order.
Q: How long is your delivery time?
A: Generally 7~10 days if goods are in stock.
15~30 days based on order quantity if goods are not in stock.
Q: What are your terms of payment?
A: Generally 30% T/T in advance, balance before shipment.
Q: Accept customized?
A: Yes. Kindly send all your detailed requirements, such as content of Alumina, Size and Drawings.
Q: How to get prompt quotation?
A: If you want a quick quotation, pls send us details as below:
1. Application Industry
2. Potential Bulk Order Quantity
3. Target price
4. Sample needed or not & sample shipping address if available
5. If you need customization, pls send us the specific content of Alumina, Size and Drawings.