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power grinder
High pressure grinders.
Reciprocating & rise and fall tables.
25 to 75 H.P.
Single or dual motor.
Single or multiple pass grinding.
POWER GRINDERS
Industrial Power Grinders: A Legacy of Precision Since 1952
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At G&P Machinery, our industrial power grinders are engineered for the most demanding manufacturing environments. We specialize in producing high-quality, long-lasting machinery that spans the full spectrum of surface finishing, from aggressive material removal to refined buffing and polishing. While our official manufacturing journey began in 1952, our company's roots extend even further, providing us with over 65 years of specialized experience. This deep-seated heritage means we understand the mechanical nuances required to build a machine that truly stands the test of time.
Our power grinders are constructed with heavy-duty components designed to minimize vibration and maximize operator control. We prioritize structural rigidity, ensuring that our machines maintain precision even under high-torque applications. Whether you are processing large-scale industrial castings or delicate components requiring a mirror finish, G&P Machinery provides the reliability that only decades of American manufacturing expertise can produce. When it comes to grinding, you need a belt grinder manufacturer with experience.
When you invest in a G&P grinder, you aren't just buying a tool; you are securing a legacy of durability and performance that has been trusted by industry professionals for over half a century. Contact our team today and find out more.
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Reduces abrasive costs & Reduces labor costs
•Grind flat or Curved Surfaces
•25 to 75 Horsepower
•Programmable Controls
•Single End or Double End
•Single Motor or Double Motor
•Horizontal Reciprocating Table
•Rise and Fall
•Rotary Fixture
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Dual Motor Grinder – Reciprocating Table on the left. Rise and Fall Table on the right with cam for grinding contours.

MODEL MOTOR
PG 25S-SS 25HP
PG 25D-SS 25HP (2)
PG 30S-SS 30HP
PG 30D-SS 30HP (2)
PG 40S-SS 40HP
PG 40D-SS 40HP
PG 50S-SS 50HP
PG 50D-SS 50HP
PG 75S-SS 75HP
PG 75D-SS 75HP (2)
• Single speed of 7500 SFPM – Standard
• Belt size: Length – 132” Standard Width – 10” Maximum
• Heavy Duty 3 7/18 “bore spindle bearings"
• Pneumatic tensioning for abrasive belts
• Electronically controlled pneumatic brake



OPTIONS:
• Variable Speed
• Belt Oscillation
• Belt Break Interlock ACCESSORIES:
• Reciprocating Table-Standard horizontal movement-28’ Standard clearance- 3-3/4” min, 10” max
• Rise and Fall table Table-Vertical movement – 8” standard Horizontal movement – 5” standard
•Automatic Feed System.
•Automatic shut-off if belt breaks... A safety feature which provides an interlock to the idler system causing the fixture to react. Single motor
• Single End Grinder with Reciprocating Table
Rotary fixture on Rise & Fall Table.The casting is moved into position then rotated up to 108 degrees removing the risers. This picture shows a finished and unfinished part side by side.
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Dual Motor Grinder – left side equipped with reciprocating table and rotary fixture for grinding large circular parts or multiple grinding of small parts.
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​Right side equipped with rise and fall table and horizontal rotary fixture for grinding small parts that have a radius.



