Grinding Machines

New Honing Process Produces High-Precision in Manufacturing

Developed in Europe by Sunnen Products Company, the Single Stroke Honing® process for cast-iron hydraulic valve bodies produces less than 2 µm cylindricity in bores, achieving almost 200 percent more precision than previously possible.
Grinding Machines: Articles

United Grinding Names Finance Arm

The National Machine Tool Financial Corporation now offers flexible, competitive loan and lease options for shops acquiring new UG equipment, as well as factory-sponsored finance programs, factory rebates and credit decisions within 24 hours. 

Sunnen Launches India Joint Venture

(l-r) Tobias Roffler, General Manager of Sunnen India Pvt. Ltd., is congratulated by Terrence Miranda of joint-venture partner Omira Group.
The company forms a new Indian joint venture with its local distributor, Precision Honing Solutions Pvt. Ltd.

A 90-year Evolution from Hupmobile to High-Tech

The Hupmobile is still on display at the St. Louis headquarters.
From selling engine service tools out of the back of the Hupmobile in 1924 to the development of a basic honing device, Sunnen Products is today the world's largest vertically integrated manufacturer of precision honing systems.

Marcus Machinery Named United Grinding Distributor

Through this new partnership, Marcus Machinery adds advanced grinding, eroding, lasering and measurement equipment to its high-end product selection.

United Grinding North America Names New President and CEO

Terry Derrico, United Grinding North America"I am excited to join this highly dynamic company and the incredibly talented and passionate team that drives it. This is a visionary company and I look forward to leading the next stage of its growth and development, both horizontally and vertically in the total grinding solutions market. We will continue to develop innovative technological solutions and responsive services to keep our customers productive and profitable, and most of all, competitive."
Current president and chief executive officer Rodger Pinney has been elected as vice chairman of the company’s board of directors in conjunction with his planned retirement, so Terry Derrico will assume complete responsibility for leading the company’s strategic, tactical, operational, and administrative functions in North America.


Grinding Machines: Products

New 2013–2014 Rex-Cut Catalog

Rex-Cut introduces a 2013-2014 Time Saving Solutions Catalog
The Rex-Cut® 2013-2014 Time Saving Solutions Catalog features a wide range of non-woven cotton fiber abrasives.

Abrasive Wheels Suited for Robotic Deburring

Rex-Cut® Smooth Touch™ Type 1 Deburring Wheels
Rex-Cut® Smooth Touch™ Type 1 Deburring Wheels are made from cotton fiber, impregnated with abrasives and a proprietary bond

Next Generation Diamond Sharpening Machine

The 3Dia-Saw Grinder from Lach Diamond is designed for multiple manufacturing in one spindle operation.
The 3Dia-Saw Grinder from Lach Diamond re-sharpens all tooth shapes and pitches of diamond saws from ø 80 to ø 800 mm to the highest precision by using EDGplus.