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I believe there would be a problem as well. Which of the sytnhetic stones has a known grit?
The Norton 8k? DMT 8k? Naniwa 8k?
All of these are of known grit but give different results.

What we...

And that shapton uses a completely different grit rating system.
Listen, it´s very simple. The grit rating system numbers do not compare and do not indicate what the stones gonna be like.
It is...

I´m glad we figured that out :)

Did you read my PDF file?
If it´s too complicated I would be glad to help you, but I am (of course) asking you to try and understand it first

I´m sorry, but you know it says 0.92 microns, and not 92 microns on your stone?
Even if it would say .95 microns, that would be just another way to write 0.95
It is written on it. 0.92µm equals...

I´m sorry I don´t understand.
Chromium Oxide is believed to be around 0.5µm in diameter. Kremer Pigmente evaluated this from REM samples.
The Shapton Glass 30.000 I hold in my hands right now,...

There are several things that need to be corrected.
First of there is a stone below 0.5µm, that is the Shapton 30.000 (it specifically says 0,49µm).
You cannot translate 0.5µm diamond or CrOx to...