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From wet-end to dry-end, PRG grinds and processes the rolls, calenders, drums and spools that are essential to
today's paper mill processes.
PRG was founded in 1970 by veteran paper industry engineer George Maniatty and has grown by focusing
exclusively on roll grinding, rebuild and fabrication. PRG's four plants — in Allentown, Pa.; Carrollton,
Ga.; Lewisport, Ky.; and Texarkana, Ark. — are built from the ground up for this unique specialty.
Types of rolls regularly serviced by PRG:
- All cylindrical parts
- Breaker stack rolls
- Calender rolls
- Drums
- Dryers
- Dryer cylinders
- Felt rolls
- Granite rolls
- Honeycomb dryers
- Press rolls
- Reel spools
- Size press & coater rolls
- Suction rolls
- Swim rolls
- Variable crown rolls
Roll materials we work with:
- Brass
- Ceramic
- Chilled cast iron
- Chrome
- Composite covers
- Copper
- Forged steel
- Granite
- Rubber
- Stainless steel
- Steel
- Tungsten carbide
Shapes achieved to maximum tolerances:
- Crowns
- Special profiles
- Straight cylinders
- Tapers
Related services: 
- Chrome plating
- Crown compensating roll rebuilds
- Dynamic balancing
- Dynamic leak testing
- Grooving and regrooving
- Journal repair and fabrication
- Matte blasting
- Metal spraying
- Mirror polishing
- New ceramic coatings
- New roll manufacture
- New shell manufacture
- New tungsten carbide coatings
- Suction roll rebuilds
- Suction roll seal & vacuum testing
- Turning
Swim rolls are a PRG specialty
Many of our customers have so much confidence in our abilities that they entrust PRG to repair and
rebuild their variable crown rolls. Precision Roll Grinders successfully rebuilds, upgrades and modifies
rolls manufactured by Kusters, Valmet, Metso, Beloit CC Series, Voith-Profil and Nipco, Hunt and Moscrop,
and Farrel.
The experienced choice for suction roll rebuilds
Suction rolls can be rebuilt or upgraded to incorporate the newest technological improvements. At our
special Suction Roll Test Station, they are tested under vacuum to simulate plant conditions prior to
shipping.
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HIGHLIGHTED CASE STUDIES
The Company
Alsco Metals Incorporated ...
The Problem
A variation in process reduced plant efficiency ...
PRG's Solution
Read more ...
The Company
Blue Ridge Paper Products, Inc ...
The Problem
Blue Ridge faced troubles after a bad grinding experience ...
PRG's Solution
Read more ...
OTHER CASE STUDIES
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