MEDIUM ![]() | ![]() | |
| Name | Parasolid Model Part File | Initial Graphics Exchange Specification |
| File extension | .x_t, .x_b | .igs, .iges |
| Original software | ||
| Binary | ■ | |
| ASCII | ■ | |
| Polygonal | ||
| NURBS | ■ | ■ |
| Solids | ||
| Smoothing groups | ■ | ■ |
| Textures, materials | ||
| Developer/Owner | Siemens PLM Software | U.S. National Bureau of Standards |
| Description | ||
| Specification | Download PDF | |
| Format features | File geometric kernel Parasolid. Is used by CAD-systems such as NX, Solid Efge, SolidWorks | Universal open interchange NURBS-surfaces format. Along with STEP - one of the most popular |
| Viewing software | Delcam Exchange 2012 (free) | Delcam Exchange 2012 (free), eDrawings (free) |