Machine rebuild time - options...

[Jonathan]

Jonathan, do you ever think that you overthink things too much?

I probably just did yes, but not having used one much myself I can only really judge from theory and finding sources.

feedrate isn't going to be the same. You could try and make it the same, but you'll need far more force than

Of course...So it depends on which the limiting factor is - the force / wear on the grinder or the power output for given duty cycle.

I'll leave it at that as I fear I'm going a bit off topic.