Open Access
Table 1
FEA formulation.
| Item considered for building FEM | Attribute chosen in deform 3D software |
|---|---|
| Type of Analysis | Lagrangian |
| Dimensions of FEM | Same as Experiment (No Scaling) |
| Mesh Size (Aspect) Ratio | 2 |
| Element Type | 4-noded, 3D Tetrahedral |
| Number of Elements in Work-piece after Meshing | 35171 |
| Number of Nodes in Work-piece after Meshing | 7790 |
| Number of Elements in Cutting Tool after Meshing | 14651 |
| Number of Nodes in Cutting Tool after Meshing | 3526 |
| Nature of Work-piece Deformation | Plastic |
| Nature of Cutting Tool | Rigid |
| Relevant Experimental Data | Cutting Speed, Feed Rate & Length of Machining Pass |
| Contact Modeling | Lagrange Multiplier Method |
| Material Modeling | Johnson-Cook (JC) Model |
| Friction Modeling | Usui Model |
| Friction Factor | 0.6 |
| Chip Separation Criteria | Physical Criticality based on JC Model |
| FEM Renewal | Adaptive Meshing |
| Heat Transfer Coefficient | 45 × 106 W / mm2K |
| Ambient Temperature | 303 K |
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