... cheers, Martin. posted: 15 Dec 2018 05:44 from: Andrew Barrowman I won't be posting any pics of my printing "workspace" posted: 15 Dec 2018 19:57 from: Martin Wynne Andrew Barrowman wrote: I won't be posting any pics of my printing "workspace" My printing workspace won't look like that photo for long. I can report some success. These sleepers have been given a top skin to hide the knobbly surface- I stopped after one and a half sleepers to see the difference: 2_151426_330000000.jpg 2_151429_060000000.jpg It was done using the 0.6mm nozzle and added only about one minute to the print time per sleeper. That's a cruel enlargement (5.8mm wide sleepers), but it's very much smoother -- the difference is quite noticeable at normal layout-viewing distance. I created an extra 0.05mm (2 thou) layer of polymer, 100% filled, and extruded it over the top of the previous layer without actually changing the Z position of the nozzle. The result is that it has filled the voids in the surface ...