CNC Milling | G16 | Polar Coordinate Example with G81 Cycle

In this article, we write CNC program example for polar coordinate (G16 code) with G81 drilling cycle in CNC Milling machines.

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Technical Drawing

CNC Milling | G16 | Polar Coordinate Example with G81 Cycle

CNC Program

O1258
G54
T01 M6
G94 F400
S1000 M3
G43 G00 Z5 H1
G00 X0 Y0
G54 G90 G16 X35 Y0
G81 Y0 Z–12 R2 F400
G91 Y30
Y60
Y30
Y60
Y30
Y60
Y30
G15 G80
G0 Z200
M05
M09
M30

G Codes Explanation

G00 Rapid traverse
G01 Linear interpolation
G15 and G16 Polar Coordinate
G43 Tool Length Offset
G54 Work Offset
G80 Canned Cycle Cancel
G81 Drilling
G90 Absolute command
G91 Incremental command

 


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