Complaint
▪ High density and hardness
▪ High wear-resistance and Grinding efficiency
▪ For Production cost reduction and a higher competitiveness
4. Three kinds of high alumina grinding balls and one kind of alumina lining available.| Item | AL2O3 (%) | Density(g/cm3) | Water absorption(%) | Hardness (Mohs) | Abrasion (%) |
| Micro-crystal middle-alumina | 92 | 3.65 | <0.01 | 9 | 0.011 |
| High alumina grinding ceramic ball | 95 | 3.68 | <0.005 | 9 | 0.0084 |
| Middle alumina grinding ceramic ball | 65-75 | 2.93 | <0.01 | 8 | <0.01 |
| Silicon carbide grinding ceramic ball | 60-70 | 2.8-2.9 | <0.05 | 8 | <0.08 |
| Note: The above data is for reference only. | |||||
| High Alumina Grinding Balls | Medium Alumina Grinding Balls | Carbonized Alumina Grinding Balls | |
| Color | White | White | Ash-black |
| Crack | Not Permission | Not Permission | Not Permission |
| Impurity | Not Permission | Not Permission | Not Permission |
| Foam hole | Above Φ 1mm not permission, size in Φ0.5mm permit 3 balls | ||
| Flaw | Max. size in Φ0.3mm permit 3 balls | ||
| packing | 25kg in plastic woven bag , jumbo bag or as per customer's demands |
| Trade terms | FOB CNF CIF |
| Payments terms | 1).T/T 50% advance ,the balance against copy of B/L 2).Irrevocable L/C 3).Negotiated |
| Delivery time | 1).After we receive deposit within 7-10days 2).After we receive L/C within 7-10days 3).Negotiated |
| Sample | Sample is free within 1kgs |
| MOQ | 20`ft container |
| Loading port | Tianjin port ,China |
