@Lazur - Thanks for posting the tutorial, unfortunately my skills in the use of filters is lacking so I will have to brush-up on them first and come back to this.

@Lazur - Is there a tutorial anywhere that shows what you are suggesting.
Thanks

I have done a bit more testing and think I may have found the problem. The 3D software is adding additional shades of the two colour text and these are being recognised by the pixel tracing software (leaving gaps between the face and the extrusion). I have coloured these the same as the face and ext...

I have done a bit more research and I think what is happening is that the 3D software I am using is adding shades to the two colours that are in the bitmap file. These are converted to vector graphics by the pixel trace program which saves the tracings as an svg file. If I then fill these with the s...

I have a 3D word (ie front face one colour and extrusion another colour). When I trace the bitmap I get small gaps between the front face of each letter and the black extrusion of letter. I want to be able to cut the two colours in vinyl and have them properly aligned. Is there an easy way to get ri...