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bladerunner2205

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  • 3D printer
    Ultimaker S5

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  1. Hi SandverG. And thanks for your input. I've done a few fixtures from 250mm long straight edges to internal bores and cylinders from 11 mm to 40mm. So i did a few benchys to look at the usual print settings temps and cooling performance and these seem to work best with basic plain PLA now. Then I started to print 20mm cubes to adjust again the usual speed and extrusion and print order priority settings. I'm making jigs for QA purposes so have to hand a good range of measuring equipment and having done 3d prints for a few years I'll always ignore things like elephant foot,seams,layer height zits and corner over shoot as thats going to be giving false information. Rather Ill dial the printer in for its media and printing enviroment first and then start looking at actual sizes internal and external. What im getting is a 0.4mm difference between x and y on a 20mm cube but also 0.4mm difference on an internal bore of say 40mm. So its not a step count or id expect that to increase the error in proportion to the print size. This seems pretty well dialed in from the factory tbh but Im not away how the end user could calibrate the steps on the s5 anyhow. Layer lines and size across the different heights all seem within 0.1mm at 3 different points , so Im a bit stuck on how to adjust tbh! Ive changed things like line width to 0.35 for a 0.4 print core. Oh and by different nozzles to hand I mean several print cores. 4x 0.4 aa and 2x 0.8 aa as well as a 0.4bb all new and Im only using genuine ultimaker fillaments such as pla, tough pla, petg, tpu and the pva types. Hope this helps 🙂 no photos at the moment but can take some sample shots of 20mm cubes and fixtures etc tomorrow. I hope the OP doesnt mind Ive jumped on this thread but its the closest Ive come to finding the same symptoms being discussed. Print core nozzles are clean and fillament leaves the nozzle vertically. I did manually check the bed for level this morning just so its not only relying on auto leveling to sort out any run out ( which it does rather well tbh!)
  2. Hi guys, im having exactly the same issue with our new s5 with x and y differences. Im also using the printer for jigs, mostly cmm holding for measuring and x and y have a 0.4mm difference. Its not a scale issue ( steps/mm) and im struggling to find a solution. Printer is new and all original although we have several nozzles to hand all of which new. My main issue is the 0.4 mm difference between X and Y and no settings I can find to adjust as line width or horizontal scaling work in all axis at the same time! So please post up your findings and results and I'm all ears on possible fixes. Ive been printing at home with a £300 4 year old wanhao printer ive modified and calibrated and right now its running rings around the s5 when it comes to mechanical accuracy!!! Im wanting to fix the issue rather than try scaling the model in x vs y as that quite often will not work with any surface thats not 100% vertical etc. To say I'm a little disapointed with a £6k printer thats nearly 0.5 mm out of size is an understatement but I know ultimaker do make good stuff and I'm still hopeful its an easy adjustment as they seem to have built the printer well and its all square and trammed correctly with what seems pretty good steps per mm etc. But I'm definitely missing something and this difference is the same whatevwr material im printing with. I do add a bit of cooling for pla and especially tough PLA as the default cooler is not great with the lower print temps and this helps on sharp corners such as the cube but the x and y are still 0.4-0.5mm different!
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