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Therefore, operators can take the following meatures to keep operating temperature for crusher neither too high.
(The mixture described is used ultimately as a flat varnish base.A production small-ball mill unit of the class here described having a 15 inch diameter vertical casing and 6 imperforate impellers of 13 /4 inches diameter spaced apart on a 40 inch shaft operating at a peripheral speed of 3200 feet per minute produced 150 gallons per hour of a fine dispersion from the coarse mixture or slurry described.).
Bayer process of alumina-enriched slag: Effect of NaOH concentration and temperature (left) and leaching time (right) on aluminum recovery and silicon concentration in solution after 180-min leaching time and solid/liquid ratio of 1:10 (left) and (right) kinetics of aluminum and silicon dissolution at 250 °C, solid/liquid ratio of 1:6 and various NaOH concentrations.
Reduction of silica from the slag and further reduction of manganese monoxide. The silica content of slag in the coke bed was reported to be in the range of 40 to 45 wt pct—the same as in the final slag. This indicates that the rate of quartz dissolution into the slag was close to the rate of silica reduction from the slag, which maintained the silica concentration in the slag relatively constant. The manganese monoxide content in the slag was decreased further to 6 wt pct. This stage occurs in the temperature interval of 1823 K to 1923 K (1550 °C to 1650 °C).
5 bar, pellet residual moisture 8–9%, and ash production 3.84% of the pellet mass [31,32].The main combustion parameters were as follows: incineration temperature 800 °C, air flow 20 m3·h−1, mass fuel consumed 1.5 kg·h−1, exhaust gas temperature 141–162 °C, exhaust gas mass flow 30 g·s−1, O2 in exhaust gas 11–14%, maximum operating temperature 90 °C, maximum operating pressure 2.
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