Sharpening And Maintenance; Filing And Grinding Angles - Oregon Harvester Handbook

Saw Chain Maintenance

Sharpening and Maintenance

See the following charts for more detail on sharpening angles .

Filing and Grinding Angles

31
|X|
18HX 7/32"
19HX 7/32"
11BC 5/16"
11H 5/16"
11H 5/16"
18HX 3/16"
19HX 3/16"
11BC 5/16"
11H 5/16"
11H 5/16"
Mechanical Timber Harvesting Handbook
A
B
35° 10°
35° 10°
35° 0°
30° 0°
30° 0°
35° 10°
35° 10°
35° 0°
30° 0°
30° 0°
C
D
.050"
80°
1 .27 mm
.050"
80°
1 .27 mm
.060"
85°
1 .52 mm
060"
80°
1 .52 mm
070"
80°
1 .778 mm
.050"
60°
1 .27 mm
.050"
60°
1 .27 mm
.060"
60°
1 .52 mm
060"
50°
1 .52 mm
070"
50°
1 .778 mm