Grinding wheels for PCD/PcBN
most common wheel shape used for grinding PCD is 6A2. Different wheel
widths (W) are available for different situations. Normally the wheel
height (X) is 10mm or some suppliers offer 9mm.
the Coborn RG5B-XD and RG9 machines, the wheels are mounted on
a wheel arbor which in turn mounts onto the taper of the spindle nose.
Other machine manufacturers require the wheel to have 2 or 4 fixing
bolts in which case the wheels can be supplied ready drilled. The arbor
system is preferred as it allows wheels to be changed more quickly,
easily and accurately.