Grinding Wheels; Vitrified Grinding Wheels - Oregon Harvester Handbook

Saw Chain Maintenance

Grinding Wheels

WARNING: Grinding wheels can break . To reduce risk of
injury, inspect for damage including cracks, and voids .
• Run Grinder for one minute before grinding .
• Keep tool guards in place .
No matter what kind of grinding wheel you use, be sure to keep it
clean and well maintained .

Vitrified Grinding Wheels

Dress them often to maintain the correct shape using a rotary
wheel dresser or a dressing brick .
For 11BC, 18HX, and 19HX use a full radius dress as seen below .
For 11H, use a modified radius and flat radius as seen below .
3/16" (4 .76 mm) radius
37
3/16"
radius
Mechanical Timber Harvesting Handbook
Side-plate
angle
Full radius
50°
Side-plate
angle
1/8" (3 .17 mm) flat
1/8" – Flat