Table 2 Comparison of the values of the friction coefficient.

From: In-SEM micro-machining reveals the origins of the size effect in the cutting energy

Material

Cutting speed

Friction coefficient

Reference

Alu7475

0.5–500 mm/min

0.65

Current work

Alu7075-T6

10–150 m/min

0.4–0.5

Ng et al.30

Alu 324.0

20–100 m/min

0.8–1

Faverjon et al.39

Alu alloy AK6

60–354 m/min

0.4–0.5

Stakhniv et al.40

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