Effect of Sulfate Stock on Centrifugal Pump Characteristic
Fall Velocities of Various Abrasives
| Diameter (mm) |
Mesh Size US Fine |
Fall Velocity (ft/sec) |
Soil Grain Size Identification | |||
| ASTM | US
Bur. Soils USDA |
MIT | International | |||
| .0002 | .000000098 | Clay | Clay | Med. Clay | Fine Clay | |
| .0006 | .00000092 | Coarse Clay | Coarse Clay | |||
| .001 | .0000023 | |||||
| .002 | .0000092 | Fine Silt | Fine Silt | |||
| .005 | .000096 | Silt | Silt | |||
| .006 | .000082 | Med. Silt | Coarse Silt | |||
| .02 | .00092 | Coarse Silt | Fine Mo. | |||
| .05 | 270 | .0056 | Fine Sand |
Very
Fine Sand |
Coarse Mo. | |
| .06 | 230 | .0082 | Fine Sand | |||
| .10 | 150 | .024 | Fine Sand | Fine Sand | ||
| .20 | 70 | .069 | Med. Sand | Med. Sand | ||
| .25 | 60 | .085 | Coarse Sand |
Sand | ||
| .30 | .105 | |||||
| .50 | 35 | .173 | Coarse Sand | Coarse Sand | ||
| .60 | 30 | .206 | Coarse Sand | |||
| 1.00 | 18 | .327 | Fine Gravel | Very
Coarse Sand |
||
| 2.00 | 10 | .556 | ||||
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