Forming Parameters on Friction during Single Point Incremental Forming

Table 2

Factors and levels of BBD design.

Number	Tool diameter (D), mm	Layer feed (Z), mm	Spindle speed (n), r/min	Feed speed (vf), mm/min	Forming angle (α), °
−1	6	0.2	400	300	30
0	10	0.5	700	550	45
1	14	0.8	1000	800	60