SolidWorks software, which is used by various designers and architects to create designs and drafts, uses SLDPRT files. IGES files are also associated with drafting and design; IGES files are the ANSI (American National Standards Institute) standard file format for wire frame models. Since SLDPRT files are only compatible with SolidWorks, you must convert them to another format, such as IGES, to allow them to be used with software supporting the IGES ANSI standard file format. Warnings Writer Bio

How to Convert a SLDPRT File to an IGES File - 74