Experimental and Modeling Study of the Turning Process of PA 6/Nano Calcium Carbonate Composite

Table 2

Comparison of neural network predictions with experimental measurement for test sets of surface roughness.

Cutting condition			Surface roughness value
Cutting speed (m/min)	𝑓 (mm/rev)	NCC (wt%)	Experiment	Predicted	Error (%)
21	0.1	2.5	1.346	1.453	7.95
43	0.2	2.5	5.916	6.121	3.47
35	0.15	7.5	1.506	1.469	2.46
43	0.15	10	2.868	3.008	4.88
43	0.15	0	2.105	2.118	0.62