Computer Numerical Controlled Grinding and Physical Vapor Deposition for Fused Deposition Modelled Workpieces

Table 2

Roughness values and comparison between row and treated part.

Test piece	Side	Row part roughness (μm)	Standard deviation row part roughness (μm)	Milling machined part roughness (μm)	Standard deviation milling machined part roughness (μm)	Metal-coated part roughness (μm)	Standard deviation metal-coated part roughness (μm)	Roughness total reduction (μm)	Roughness total reduction (%)
A	A	18.80	0.8	3.66	0.07	1.37	0.52	17.42	92.71
	B	18.99	0.96	3.47	1.85	1.77	1.4	17.22	90.68
	C	19.33	0.24	2.00	0.55	0.73	0.35	18.60	96.22
	D	20.28	6.75	4.63	1.48	1.80	1.1	15.64	91.12
B	A	18.93	0.38	x	x	0.6	0.30	18.33	96.83
	B	21.59	3.66	x	x	0.91	0.64	20.68	95.78
	C	19.75	0.89	x	x	0.75	0.33	19.00	96.20
	D	19.85	0.85	x	x	1.09	0.39	18.76	94.5

x: the results of machinings performed by FORTEX.