An Improved Mathematical Model of Cutting Temperature in End Milling Al7050 Based on the Influence of Tool Geometry Parameters and Milling Parameters

Table 2

Orthogonal test of milling parameters.

No.	(mm ∗ s^−1)	fz (mm ∗ z^−1)	ap (mm)	ae (mm)	T (°C)
1	250	0.05	1.5	1.5	189.5
2	250	0.1	3	3	246.0
3	250	0.15	4.5	4.5	287.2
4	250	0.2	6	6	321.8
5	500	0.05	3	4.5	281.3
6	500	0.1	1.5	6	352.5
7	500	0.15	6	1.5	319.4
8	500	0.2	4.5	3	381.5
9	750	0.05	4.5	6	327.6
10	750	0.1	6	4.5	384.0
11	750	0.15	1.5	3	401.0
12	750	0.2	3	1.5	391.8
13	1000	0.05	6	3	335.0
14	1000	0.1	4.5	1.5	360.2
15	1000	0.15	3	6	489.7
16	1000	0.2	1.5	4.5	336.4