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Knight Industries
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Knight Industries is a medium-sized paint manufacturer. The process of making paint consists of
four major steps: weigh-up, premix, milling, and letdown. In the weigh-up stage, the ingredients
are added to a tank one at a time according to the formula. Next, the batch is mixed on a
dispersion mixer; this premix stage takes about 30–60 minutes. Then the batch is pumped into an
Viscosity, percent weight solids, and weight per gallon are all important quality
characteristics because they determine the dry thickness, how well it applies to a surface, and
corrosion properties. For a particular type of paint used by automotive companies to prevent
corrosion, specifications are
Viscosity: 60–80
