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PRG is up to speed with solutions for rotating equipment.

At rotation speeds approaching 10,000 RPM, the slightest variation or inaccuracy can cause significant vibrations and loss of efficiency. That’s why PRG is the roll grinder of choice for companies across the continent.

Precision Roll Grinders achieves:

• Tolerances to plus and minus 20 millionths of an inch
• Surface finishes as fine as 1/4 micro inch Ra

PRG continually updates our state-of the-art CNC grinding capabilities — which are the most advanced in North America. We can meet your most precise requirements for roundness in standard and customized:

• Tapered bearing seats
• Tapered drive fits

CNC Lathe Capacity

Diameter	66" over carriage	1,680 mm over carriage
	78.7" over ways	2,000 mm over ways
Length	up to 840"	up to 21,336 mm
Weight	up to 200,000 lbs.	up to 90,910 kg

Size is not an issue. PRG can grind steel and forged steel drive shafts with a length of 600 inches.

Multiple locations ... to serve you better!
PRG's plants are conveniently located to deliver on time, every time, any time. We will operate 24 hours a day, 7 days a week to provide the turnaround performance required for your production schedule.