Can confirm this. I also have these stones and they are an amazing value for the price. At the moment they are on sale and the entire set is only 125$. They are available here:
https://www.aliexpress.com/item/1000008352648.html
I'm selling a Munetoshi 240 Gyuto. This knife is very thin behind the edge and cuts very well. Another knife maker has rounded the choil and the back for me.
Selling for 180 € plus insured shipping 5€ in Germany or 20 € within Europe.
But Satanite is also just fire proof mortar, just like "Feuerzement". He wants to use it to build a forge for which the "Feuerzement" should be fine. You use it to make a Hamon? Can Satanite be used to make a Hamon?
Edit: Should have done some reading before posting, it seems Satanite does work...
In the search for a affordable belt grinder I've seen a few recommendations of the Pulley Wheel. It comes from Poland and is only 395$ without motor.
Yesterday, it came in the mail (only four days after ordering to Germany) and so far everything seems pretty good.
Here is a little unboxing...
For sale:
Toyama Noborikoi Kasumi Nakiri 210mm
Ho wood handle with black buffalo horn
Once sharpened and once touched up.
Price: 300€ including shipping within Europe.