PRG is an authorized Walzen Irle representative in the U.S.



PRG is an authorized distributor for Praxair Surface Technologies (PST), a world leader in industrial coatings.



A North American expert in measuring barring in paper rolls.

The Tightest Roll Tolerances By Industry And How To Achieve Them. Download My Free Tip Sheet
How Block Grinding Slashes Product Quality
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"PRG's Roll Armor(SM) made a huge impact on our run-ability. We've seen a 1½% increase in throughput. That's a very substantial figure especially considering our level of volume!"
-- Dave Beadell, Production Specialist for Super Calenders and Winders, UPM KYMMENE BLANDIN
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Featured Case Study:

The Problem - For several years, Kellogg's has commissioned PRG to grind a variety of rolls. Over the July 4th holiday, the Lancaster plant faced a unique emergency. An anvil roll was producing inconsistent sheets which put the process equipment at risk of severe damage and, subsequently, produced an inferior product. Internal engineers suspected that the roll was out-of-round, but they had no concrete proof. Additionally, the plant did not have any drawings for this one-of-a-kind roll, making matters more complicated for determining a clear solution.
PRG's Solution -

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