Use the Smooth Nodes command to create element edge lengths of a similar size for a more uniform mesh.
To use this tool, click 
().
In the Input parameters section of the dialog, select the nodes you want to smooth.
Choose whether you would like to preserve feature edges.
In the Selection option section of the dialog, indicate whether you would like to use filtering and if so, the type of filtering.
Note: Many of the mesh repair tools involve selecting or manipulating nodes. Ensure that the nodes in the part are visible and selectable by activating the required layers in the Layers pane.
Dialog elements
- Select
- Specifies the sequence of nodes on the model that will be smoothed.
- Preserve feature edges
- Selecting this option means any nodes on feature edges will not be moved at all when smoothing nodes, otherwise it will be moved along the feature edge. Nodes on the corner will never be moved.