agitator to dissolve ingredient. ) meters specified amounts of hot water and ammonia into mixing tank and starts agitator. ) pumps aluminum sulfate solution through filter press into heated agitator tank to remove insoluble materials. ) pumps ammonia solution to tank with aluminum sulfate solution. ) ladles...
blocks to specified size, and bond blocks to printing plates: fills melting pot of stereotype casting machine with bars of metal alloy and sets thermostatic control. ) tightens clamps on casting box cover and raises casting box to vertical position. ) moves lever on melting pot to open pouring gate or ladles...
from containers and dumps specified amounts into tank to color basic product. ) smears sample of batch on glass or paper, using spatula or brush, and compares sample with standard color, using colorimeter. ) repeats operation to attain specified shade. ) records ingredients added on batch ticket. ) ladles...