Grizzly G0554Z Lathe User Manual


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
Four-Way Tool Post

    



       


Tools Needed Qty
 
To load the tool post:
1. 
2. 

3.      


4.         

Figure 50
5.  Steps 1-4    

Figure 50.





        
 


Spindle Speed
Calculating Spindle Speed
1. Figure 51 


Note: Cutting speeds are expressed in SFM
(surface feet per minute) that the workpiece
moves against the cutter, which is different
from the spindle speed (RPM).
Recommended Cutting Speeds
Work Material
Magnesium
Aluminum
Brass & Bronze
Copper
Cast Iron (Soft)
Cast Iron (Hard)
Mild Steel
Cast Steel
Tool Steel
Alloy Steels (Hard)
Stainless Steel
Titanium
Hi Maganese Steel
Average Tool Speed (sfm)
Rough Cuts Finish Cuts
400
350
250
100
100
50
100
70
50
50
60
90
40
800
700
500
250
250
150
250
150
150
150
180
200
100
Note: These values are based on HSS cutting
tools. For carbide cutting tools, double the aver-
age speed. These values are a guideline only.
Refer to the MACHINERY’S HANDBOOK for
more detailed information.
Figure 51.
NOTICE
ALWAYS make sure the spindle is turned
OFF and is at a complete stop before
changing any gear configuration to prevent
damage to the lathe gearing and voiding the
warranty.
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