Polishing a blade.
Due to the increase in popularity of monosteel blades I have decided
to add these few pages on how I go about polishing my blades.
NOTE: These should NEVER be used on an antique Nihonto (Japanese
Nihonto should be polished by a skilled professional, as there is
more to polishing them than just sharpening them and making them shiny.
Unfortunately too many swords are damaged when people, unfamiliar
with traditional polishing, try to "clean the blade up" themselves.
Modern metal polishes are not suitable either as the tend to burnish
the steel and obscure the grain in the blade and remove the temperline.
If you have a Nihonto, keep it well oiled to prevent it from rusting.
If you want to get it polished, remember, you usually get what you
Firstly I sharpen the 1mm blunt edge with 120 grit in a belt sander.
Whilst doing this I frequently stop to and touch the blade ensure
that it doesn't get too hot and destroy the hamon.
Next I start with 220 grit wet and dry I polish along the length of
the blade working the entire length to remove and wobbles left by the belt
Then I polish at about 60 degrees to the edge with 320 grit. To
define the ridge a bit better I polish the top section and the lower section
at different angles.
After that I will change to 400 grit and polish at right angles to the
320 grit finish.
If you are polishing a blade that has bad surface rust this is probaly
a good grit to start with. This photo shows one of my blades polished with
Here is the blade polished with 600 grit wet and dry. Although
the photo is a bit too bright you can see the change in angle from the
This page was created Tuesday 26th June