Write a G-code for fabricating the part shown below: The stock size is 4 in x 5 in x 1 in.
Use at least two tools (one for milling and one for drilling). The tool diameter for both milling and drilling is 0.5 in. The holes are through. Set zero on the top surface of the plate. Put the coordinate system at the bottom left corner of the plate as indicated by the red circle. Use absolute programming. Use any M code that is necessary. Use 2000 rpm spindle speed for milling and 500 rpm for drilling. Use 5 in/min feed rate. Use cutter center programming (programming the tool). Use G81/G80 for drilling operations. You may use CNC simulator to check your answer. Type your G-code and upload it on the dropbox. You must write your name and ID number at the top of the G-code.
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SECTION A-A
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400
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