ID Taper: Grinding
A shop battling taper in ID grinding, especially when the hole is deep, turns to the Grinding Doc. It’s as if the wheel is just riding over the workpiece.
Final Thing To Do Before Grinding
The Grinding Doc resolves a debate over whether a shop should balance a wheel before grinding or dress a wheel before grinding.
Grinding Fatigue
The Grinding Doc reviews a recent finding that bad grinding caused an Alaska Air Boeing 737's landing gear to fail during landing on Aug. 30, 2023.
Varying The Workpiece Rpm: Design & Engineering
A shop asks the Grinding Doc to explain whether the option to vary the workpiece rpm on its cylindrical grinding machine is legit, and how it works.
Exit Nozzle: A Good Idea?
Shop asks the Grinding Doc to address whether mounting a nozzle at the wheel/workpiece exit point can improve coolant effectiveness in grinding operations.
Big, Dull Grits Bad, And Other Tips
The Grinding Doc addresses questions about large grits versus small grits, the pros and cons of overhead dressers, and avoiding natural frequencies.
Blanchard Grinding
Blanchard grinding: balance downfeed rates to maintain wheel sharpness without excessive wear, adjusting for wheel hardness and machine power.
Reduce Edge Chipping: Design & Engineering
The Grinding Doc offers three ways to reduce edge-chipping
Barber pole: General Industry Coverage
The Grinding Doc breaks down the causes and solutions for these workpiece spiral marks.
Overhanging wheels, making your wheel ‘act harder’
Learn why The Grinding Doc is a fan of downfeeding on the workpiece and the meaning of an old adage.
Chatter stability map: General Industry Coverage
With chatter, things quickly get complicated.
Nital etching, setting up a lab
Tips to reduce the uncertainty of this very subjective test
