Diamond Coated Cutting Tools
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Starting Parameters for Machining Graphite - Metric



Suggested Starting Parameters for Endmilling
Graphite - Metric

Cutting

Diameter (mm)

Machine Speed

(rpm)

Cutting Speed

(m/min)

Feed Rate

(fpt) (mm)

Operation

0.5

20,000 – 60,000

30 – 90

0.005 - 0.013

Finish

1

16,000 – 60,000

50 – 190

0.013 - 0.025

Finish

2

8,000 – 60,000

50 – 375

0.025 - 0.050

General

0.013 - 0.025

Finish

3

5,300 – 60,000

50 – 550

0.025 - 0.050

General

0.013 - 0.025

Finish

4

4,000 – 60,000

50 – 750

0.025 - 0.050

General

0.013 - 0.025

Finish

6

3,000 – 50,000

55 – 950

0.050 - 0.100

General

0.025 - 0.050

Finish

8

2,500 – 42,000

60 – 1,050

0.050 - 0.100

General

0.025 - 0.050

Finish

10

2,000 – 36,000

60 –1,130

0.075 - 0.125

General

0.025 - 0.075

Finish

12

1,500 – 30,000

60 – 1,130

0.075 - 0.125

General

0.025 - 0.075

Finish