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

Table 5

Test conditions and error.

	No.
	1	2	3	4	5	6	7	8
Rake angle (°)	6	6	6	6	18	18	18	18
Feed rate (mm/z)	0.05	0.1	0.15	0.2	0.05	0.1	0.15	0.2
Error of improved model (%)	9.51	6.85	6.67	4.44	5.28	4.07	4.40	10.51
Error of empirical equation (%)	23.34	22.71	23.91	22.31	11.48	24.9	26.73	35.25