Save money and reduce down time with our 24/7, coast-to-coast spindle taper regrinding services across the U.S. and Mexico *
Learn More GET A QUOTEWe will travel directly to your place of business and regrind your spindle tapers on-site, inside your plant. We repair or regrind worn, damaged, crashed and wrecked spindles with 40, 50, 60, CAT40, CAT50, including Big Plus Conventional, NC and CNC spindle tapers.
Compared to traditional repair options, our on site spindle taper regrinding is a cost effective way of improving the accuracy of your machine by repairing damaged or worn tool seats. This is done on the machine with respect to its geometrical condition.
The process requires an average of two hours to complete and the taper conformity is checked by using a certified air gage and test bar.
Through this process, removal and reassembly of the spindle is eliminated, providing considerable savings in cost and down time.
Checking The Health of Your Spindle Taper
With thousands of tool changes, high torque usage and heavy radial loads, a spindle taper will wear to a bell mouth condition. This results in less contact between the tool holder and ID taper. This can cause tool chatter, tool run out, poor machine performance and repeatability. Occasionally, a ID taper is damaged from an escaping toolholder. The raised portion of a gouge causes serious tool run out. These worn and damaged conditions can usually be corrected with a light grinding.
Mobile, on-site, in-plant grinding, regrinding of spindles of the following manufacturers’ machines have repaired tapers from their crashed and wrecked condition: