We have found 2 software records in our database eligible for .cdt to .plt file format conversion.
CorelDraw templates (.cdt) can only be used in the original program, so if you hope for a cdt conversion of any kind, you will need the software. Whenever cdt to plt conversion is actually possible could not be reliably verified. However, considering CorelDraw allows export to HP plotter graphics (.plt), it should be doable.
Updated: July 11, 2016
A set of tools for graphics designers. With CorelDraw Graphics Suite designers can create vector illustrations, page layout, brouchures, web sites, retouch photos, convert bitmap images and vector images. CorelDraw Graphics Suite is available only for Microsoft Windows.