Stability Analysis for Milling Process with Variable Pitch and Variable Helix Tools by High-Order Full-Discretization Methods

Table 1

Stability lobe diagrams obtained by the EMHPM, 2nd EFDM, 3rd EFDM, and 4th EFDM under full immersion condition (a/D = 1).

2nd EFDM, 1232 seconds	3rd EFDM, 1255 seconds
4th EFDM, 1276 seconds	EMHPM, 1298 seconds