Grizzly G0622 - Manual (Page 29)

Model G0622 (Mfg 2/08+)
-27-
chip inspection chart
Metal Chip Inspection Chart
the best method of evaluating the performance of your metal cutting operation is to inspect the chips that
are formed from cutting. refer to the chart below for chip inspection guidelines.
Chip
Appearance
Chip
Description
Chip
Color
Blade
Speed
feed
pressure
Additional
Actions
thin & Curled Silver Good Good
hard, thick &
Short
Brown or Blue decrease decrease
lubricate with
a small amount
of oil
hard, Strong &
thick
Brown or Blue decrease decrease
lubricate with
a small amount
of oil
hard, Strong &
thick
Silver or light
Brown
Good
decrease
Slightly
Check Blade
pitch
hard & thin Silver increase decrease
Check Blade
pitch
Straight & thin Silver Good increase
powdery Silver decrease increase
Curled tight &
thin
Silver Good decrease
Check Blade
pitch
thin & curled
short, hard & thick
thick, hard & strong
thick, hard & strong
thin & straight
powdery
thin & curled tightly
hard & thin
thin & curled
short, hard & thick
thick, hard & strong
thick, hard & strong
thin & straight
powdery
thin & curled tightly
hard & thin
thin & curled
short, hard & thick
thick, hard & strong
thick, hard & strong
thin & straight
powdery
thin & curled tightly
hard & thin
thin & curled
short, hard & thick
thick, hard & strong
thick, hard & strong
thin & straight
powdery
thin & curled tightly
hard & thin
thin & curled
short, hard & thick
thick, hard & strong
thick, hard & strong
thin & straight
powdery
thin & curled tightly
hard & thin
thin & curled
short, hard & thick
thick, hard & strong
thick, hard & strong
thin & straight
powdery
thin & curled tightly
hard & thin
thin & curled
short, hard & thick
thick, hard & strong
thick, hard & strong
thin & straight
powdery
thin & curled tightly
hard & thin
thin & curled
short, hard & thick
thick, hard & strong
thick, hard & strong
thin & straight
powdery
thin & curled tightly
hard & thin
figure 38. Chip inspection chart.