Category: secrets revealed

Does Jnat Slurry Break Down?

Japanese Natural (JNat) whetstones are believed, by their devotees, to provide a unique honing experience.  It is observed that the slurry changes character during use, supposedly “breaking down” into finer abrasive, and providing a transition from the initial grit to a finer grit. To test this theory, slurry was produced on a Nakayama Asagi with a…