FeatureMILL supports the import of the below DWG and DXF entities. Up to the AutoCAD 2006 version is supported for importing DWG and DXF files. DXF files have both ASCII and binary forms, DWG files have only binary form, all of these formats are supported.
FeatureMILL supports the import of the following DWG and DXF entities. If the entity has a “(3D)” listed after it, then FeatureMILL3D or the Solid Import Module is required.
DXF Entity FeatureMILL Object
LINE line from 2 points
POLYLINE lines from 2points
POLYLINE with smooth vertices curve (see Digitized data import/export options)
POLYGON MESH surface (see Digitized data import/export options)
LINE3D line from 2 points
POINT point
SPLINE (DXF only) curve
UCS UCS
SEQEND line from 2 points
LAYER layer
VERTEX line from 2 points
COLOR object colors are maintained upon import
CIRCLE circle center radius
arc center begin end
arc center begin end
curve
ARC arc center begin end
curve, if asymmetrically scaled
INSERT DXF BLOCK which could contain one or more of the above
BODY trimmed surfaces (3D)
SHEET trimmed surfaces (3D)
3DSOLID trimmed surfaces (3D)
DIMENSION dimension object (see Importing dimensions from DXF and DWG files )
See Simplyfying 3D AutoCAD data for 2D import for further details.