Applied Mechanics Corporation | O-14122 Ironwood Drive, N.W. Grand Rapids, MI 49534 | 1-800-572-0141 | sales@amcortooling.com

Surface footage to rpmconversion chart

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Surface footage to rpmformula

This wholey owned subsidiary has a variety of turning equipment, ranging from chuckers, screw machines, manual lathes, and CNC turning and machining centers. B&R can also provide surface grinding, broaching, drilling, tapping, I.D. and O.D. threading services. We are a full-service machine shop that specializes in production and precision turning with a core competency of 1/8” to 3” in diameter and up to 9” long.

You can also use the calculator to find approximate SFPM on disc grinders.  To calculate disc grinder enter motor RPM and select the area you are using on the disc pad.   Measure from center and enter in the wheel diameter box.

Surface footage to rpmcalculator

B&R Machine is a manufacturing subsidiary of Applied Mechanics Corporation that creates turned or threaded parts from metals, plastics and composite materials.B&R Machine also provides additional services such as CAD/CAM support, design assistance, just-in-time (JIT) delivery, rapid prototyping, low-volume production, and high-volume production.

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Use calculator to find approximate wheel surface feet per minute by entering  the fastest spindle speed RPM, the wheel diameter, and the selected drive percentage. The calculator easily allows you to compensate for wheel wear during buffing applications.