Standard
Reference standard:JIS Z 8901
＊Material used：White fused alumina
＊Particle density：3.9～4.0g/cm3
＊Chemical composition：Al2O3 99% min.
＊Particle size distribution
| Class | Particle size(μm)at 94%,50%,3% oversize mass basis(%) on the cummulative distribution curve | ||
| 94% | 50% | 3% | |
| No.1 | 0.8 min. | 2±0.5 | 5 max. |
| No.2 | 2.0 min. | 4±0.5 | 11 max. |
| No.3 | 4.5 min. | 8±0.6 | 20 max. |
| No.4 | 9.0 min. | 14±1 | 31 max. |
| No.5 | 20 min. | 30±2 | 58 max. |
| No.6 | 40 min. | 57±3 | 103 max. |
Microscopic Photograph
Test Powders 2-White fused alumina No.1（SEM）
Test Powders 2-White fused alumina No.３（SEM）
Test Powders 2- White fused alumina No.６（SEM）
Price
Air-freight charge and handling charge are added to prices in the list. Invoice will be sent for inquiry with required quantity and destination of the cargo. Delivery of cargo shall be made after confirming your payment to our bank account or Credit cards indicated in the invoice.