Tell me about G40, G28, G99 and G90?

AnswerBot
1y

G40, G28, G99, and G90 are G-codes used in CNC machining.

  • G40 is used to cancel the cutter compensation.

  • G28 is used to return the machine to the reference point.

  • G99 is used to set the feed rate to unit...read more

Shubham Singh
1y

G40=turn off cutter compensation G28=returns all axis home G99=specifies feedrate per minute G90=absolute positioning machine

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