5000/10000 FLYWHEEL GRINDER
SELECTING FLYWHEEL GRINDING STONES
Harder flywheels require softer grinding wheels, and softer flywheels need harder grinding
wheels. Change the stone to match the flywheel being ground. It may be necessary to
experiment to find the best stone suited to a specific application.
STONE PART NO. SIZE/TYPE WORKPIECE
HARDNESS REFERENCE NO. COLOR HARDNESS MATERIAL
794-8011-34 6" Diameter For soft steel flywheels only.
FG1058 Flared Cup The most free-cutting stone
Ruby on steel.
794-8011-36 6" Diameter Same composition as 801134
FG1058S Straight Side but with straight sides to
Ruby grind flat flywheels only.
794-8687-01 3" Diameter For crankshaft mounting flanges,
FG1059 Flared Cup pressure plate surfaces, automatic
Gray trans. pump bodies and covers.
794-8011-30 6" Diameter Best general purpose wheel for
FG1057 Flared Cup cast iron and medium steel.
Ruby Requires very little dressing.
794-8011-32 6" Diameter Same composition as 801130 but
FG1057S Straight Side with straight sides to grind flat
Ruby flywheels only.
794-8633-32 4" Diameter Best wheel for grinding
FG1060 Flared Cup aluminum.
White
794-8011-28 4" Diameter For small, imported flywheels.
FG1056 Flared Cup Works well on cast iron and
White medium steel.
794-8011-12 6" Diameter For use on some cast iron and
FG1049 Flared Cup ductile iron. Special grit tends to
Ruby be fast cutting and long wearing.
794-8011-16 6" Diameter Best all-around stone for billet
FG1050 Flared Cup steel. Softer wheel requires
White minimum dressing.
NOTE: 10% Discount on Grinding Wheels in Lots of 10 Each
Van Norman 16. 888-855-1789
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