The fertilizer manufacturing process uses pumps to mix abrasive urea powder into a mixture of sulfuric acid and water. The resulting angularly shaped powder particles remain extremely abrasive at 32° F until they reach 170° F and dissolve. Afterwards, the finished fertilizer decreases in temperature until ambient and stable. Working with such an abrasive solution, […]
Read MoreTwo Vanton Sump-Gard Model SG-PY300 were installed at the Fort Worth, Texas Mint to pump inking process rinse water. Vanton Sump-Gards were chosen by Harold Covert, Staff Engineer at the Bureau of Engraving & Printing. Harold spent 30 years in CPI before Joining the Bureau. For the past three years he has worked with two […]
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