Figure 5. (a) Variation of holes’ roughness (µm) under different conditions. (b) The maximum, minimum and the average value of roughness under different conditions

From

Effects of Vegetable Oil Based Cutting Fluid in Machining Kevlar Composite Material

Md. Shoriat Ullah, Nikhil Ranjan Dhar

American Journal of Mechanical Engineering. 2018, 6(2), 54-60 doi:10.12691/ajme-6-2-3