Grades
ISO 12103-1 A1 Ultrafine Test Dust
ISO 12103-1 A2 Fine Test Dust
ISO 12103-1 A3 Medium Test Dust
ISO 12103-1 A4 Coarse Test Dust
Powder Technology Inc.
Chemical Anaylsis
| TYPICAL CHEMICAL ANALYSIS | |||
| Chemical | % of Weight | Chemical | % of Weight |
| SiO2 | 69.0 - 77.0 | Ca0 | 2.5 – 5.5 |
| Al203 | 8.0 – 14.0 | Mg0 | 1.0 – 2.0 |
| Fe203 | 4.0 - 7.0 | Ti02 | 0.0 – 1.0 |
| Na20 | 1.0 – 4.0 | K20 | 2.0 – 5.0 |
| * Loss on Ignition 2 – 5 | |||
Particle Size Distribution
| Particle Size Distribution by Volume, % | ||||
| Size µm | A1 Ultrafine | A2 Fine | A3 Medium | A4 Coarse |
| 0.97 | 3.0 to 5.0 | 4.5 to 5.5 | 2.0 to 2.4 | 0.74 to 0.83 |
| 1.38 | 7.0 to 10.0 | 8.0 to 9.5 | 3.8 to 4.4 | 1.8 to 2.1 |
| 2.75 | 23.0 to 27.0 | 21.3 to 23.3 | 10.3 to 11.1 | 5.5 to 6.3 |
| 5.50 | 65.0 to 69.0 | 39.5 to 42.5 | 22.1 to 23.2 | 11.5 to 12.5 |
| 11.00 | 95.5 to 97.5 | 57.0 to 59.5 | 42.3 to 43.6 | 21.0 to 23.0 |
| 22.00 | 100 | 73.5 to 76.0 | 62.5 to 64.5 | 36.0 to 38.5 |
| 44.00 | ----- | 89.5 to 91.5 | 82.0 to 83.5 | 58.0 to 60.0 |
| 88.00 | ----- | 97.9 to 98.9 | 94.7 to 96.0 | 85.0 to 86.5 |
| 124.50 | ----- | 99.0 to 100.0 | 97.2 to 98.6 | 93.0 to 94.0 |
| 176.00 | ----- | 100 | 99.0 to 100 | 97.2 to 98.2 |
| 248.90 | ----- | ----- | 100 | 99.0 to 100.0 |
| 352.00 | ----- | ----- | ----- | 100.0 |