CASE NO: 171
| OBJECT: |
Prewet and disperse silica powder 1.5 to 2% concentration and other additives into water. |
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PROBLEM: |
Disperse above in minimum time to achieve a fine dispersion. |
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RESULT: |
Powder added to down-mode vortex and predispersed for 5 minutes. Then, operated in up-mode for 15 minutes. Resultant mixture gave fine dispersion. |
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AB MIXER: |
CJ-4B mixer. Also, Model C-3-2, 60" immersion , 20 HP, explosion proof motor. |
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