diamond
are almost the same hardness,
with diamond
saw blades
of course, it will not cut well.
You try to cut it with a
tungsten sand
saw blade,
it can be sawed
without breaking it,
and the cutting surface is flat.
Tungsten carbide saw blades are the only saw blades that are ideal for cutting aluminum oxide.
Aluminum oxide AL203 is widely used in electronic and medical equipment.
Aluminum oxide AL203 is also commonly used in aerospace instrumentation.