CNC Circular Interpolation Tutorial G02 G03



This cnc circular interpolation tutorial will easily make you learn how to use G02 G03 G-code.

CNC programming of a component is easy if you divide the component on drawing in small pieces, and cnc program every piece one by one.

At the end you will see that whole the process is same, whether you are machining a simple component or a very complex one.

The idea is same you will just use G00, G01, G02, G03 and so on.

Other related cnc programming examples with circular interpolation G02, G03

  1. CNC Programming for Beginners a CNC Programming Example
  2. CNC Lathe Programming Example
  3. CNC Arc Programming Exercise

The below is a cnc circular interpolation tutorial which uses G02 and G03 cnc g-code.

CNC Programming Example

CNC Programming Example with Circular Interpolation G02 G03

CNC Programming Example with Circular Interpolation G02 G03

N20 G50 S2000 T0300
N30 G96 S200 M03
N40 G00 X0 Z3.0 T0303 M08
N50 G42 G01 Z0 F0.2
N60 G03 X20.0 Z-10.0 R10.0
N70 G01 Z-50.0
N80 G02 X100.0 Z-74.385 I40.0 K20.615
N80 G01 Z-125.0
N90 G40 U2.0 W1.0
N100 G00 X200.0 Z200.0 M09 T0300
N110 M30

You can use R or I K with G02/G03 G-codes see N80 in both cnc program examples

N20 G50 S2000 T0300
N30 G96 S200 M03
N40 G00 X0 Z3.0 T0303 M08
N50 G42 G01 Z0 F0.2
N60 G03 X20.0 Z-10.0 R10.0
N70 G01 Z-50.0
N80 G02 X100.0 Z-74.385 R45.0
N80 G01 Z-125.0
N90 G40 U2.0 W1.0
N100 G00 X200.0 Z200.0 M09 T0300
N110 M30

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