About us
The Company
Discover the legacy, innovation, and expertise behind your superabrasive grinding partner.
Precision System Partner
Advancing industrial
grinding performance
PG&F Superabrasives is a premier US manufacturer of high-precision diamond tools, CBN grinding wheels, and custom dressing equipment. As a proud entity within the Winterthur Technology Group — and drawing on a rich engineering heritage that included being part of 3M until 2026 — we deliver complete, fully synchronized grinding ecosystems that increase productivity, reduce cycle times, and guarantee maximum operational stability.
Our dedicated application engineering approach ensures that every abrasive wheel matrix and dressing unit works in perfect harmony across demanding automotive, aerospace, bearing, and cutting tool operations.
Operating as the North American superabrasives core for our global brand family, PG&F combines deep regional application expertise with state-of-the-art US manufacturing facilities. From metal, resin, polyimide, and hybrid-bonded diamond wheels to electroplated tools, vitrified CBN/DIA matrixes, and precision rotary dressing spindles, our US production sites are engineered for performance.
Backed by a dependable supply chain and hands-on technical support, PG&F partners directly with precision manufacturers worldwide to master complex machining challenges and lower total unit production costs.
US Infrastructure
Our manufacturing &
application centers
Royersford Facility
Serving as a primary US manufacturing and technical center, the Royersford facility specializes in electroplated wheels, vitrified CBN and diamond grinding wheels, precision rotary dressers, dressing spindles, and polishing compounds, along with complete spindle rebuild and service operations.
Montrose Facility
Our Montrose manufacturing plant is dedicated to the production of high-performance metal bond and resin bond superabrasive wheels, advanced polyimide wheels, and specialized electrochemical machining (ECA) blades for demanding toolmaking and precision engineering applications.