SULFATE OF POTASH| Particle Size Distribution | ||||
Tyler
Mesh |
US
Mesh |
Opening (mm) |
Typical
Range (% cum) |
Typical (% cum) |
5 |
5 |
4.00 | 7-42 | 25 |
6 |
6 |
3.35 | 40-75 | 58 |
8 |
8 |
2.36 | 81-100 | 92 |
9 |
10 |
2.00 | 92-100 | 96 |
10 |
12 |
1.70 | 96-100 | 98 |
12 |
14 |
1.40 | 98-100 | 99 |
| Physical Properties | ||||
| Typical | ||||
| Bulk Density, loose | ||||
| lb/cu foot | 75 | |||
| kg/cu meter | 1200 | |||
| Angle of Repose | 35° | |||
| Friability | <8 | |||
| Solubility | ||||
| 0.8 lb/gal | 55°F (13°C) | |||
| 0.9 lb/gal | 66°F (19°C) | |||
| 1.0 lb/gal | 77°F (25°C) | |||
| Chemical Analysis | ||||
| Component | Symbol | Typical (%) | Guarantee (%) | |
| Potassium
Oxide Equivalent (Soluble Potash) |
K2O | 50.8 | 50.0 min. | |
| Sulfur | S | 17.5 | 17.0 min. | |
| Sulfate | SO4 | 52.5 | ||
| Chloride | Cl | 0.5 | 0.8 max. | |
| Magnesium | Mg | 0.4 | ||
| Moisture (105°C) | H2O | 0.15 | ||
| pH (5% Solution) | pH | 8.0 | ||
| 7/08 |