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joar-t-brunes

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Posts posted by joar-t-brunes

  1. I tried your settings, but I got a lot of under extrusion. Finally I tried boostig the material flow to about 140% and it started printing more or less fine. The phone came out looking quite messy, but at least it sort of worked. What material flow do you use? What's the easiest way to figure out the correct setting for me?

  2. I've done some of these tests and I initially stuck to the Pla that came with the printer to avoid an unknown factors. I had a lot of under extrusion and wasn't able to figure out what was wrong until I changed to a Pla from another manufactorer, which work a lot better. The printer is a week old only. Any idea why this is happening? The grey is UM PLA and the orange is from Rs-online. Both at 230 degrees, five minutes apart...

    20150728_193925078_iOS.thumb.jpg.cb5c3cab6300eabdeaffcf5c7c347477.jpg

  3. Are you talking about a white ring part?  It fills in the small metal gap between the nozzle and the metal fan shroud - remove the 4 screws on the shroud, put in the hole from above, then put the shroud back on over the nozzle and put the 4 screws back in.

    Or do you mean the 3dsolex i2k isolator black ring?  That goes below the white teflon isolator - you have to take the head completely apart for that.

    Or is there a new thing?

     

    Thanks for your reply. I'm talking about the small white ring called "PTFE Coupler ring" which you can see is a part of the hot end pack now:

    https://shop.ultimaker.com/product/61/Hot-end-pack

    Someone at Ultimaker said it was only implemented a couple of weeks ago...

  4. I got this info from Ultimaker support:

    ----

    Printing with CPE has its pro's and con's, please see below:

    Con's:

    You need to print CPE on higher temperatures just like ABS. (240/250)

    Printing on higher temperatures will cause the PTFE to wear out faster and that is why we included one when you purchase a spool of CPE.

    CPE has just like ABS the tendency to warp, a heated camber may help reduce this.

    Pro's:

    CPE is just as strong as ABS.

    It does not have any dangerous fumes or strange odeur.

    It has nice bright colors.

    Ok many thanks ;)

    but questions remain...

    - TG ?

    - Strength to chemicals ?

    - optimal print setting ?

    Have no idea. I'm an amateur in this game, so I'm starting to think this spool won't the first I try out right now...

  5. I got this info from Ultimaker support:

    ----

    Printing with CPE has its pro's and con's, please see below:

    Con's:

    You need to print CPE on higher temperatures just like ABS. (240/250)

    Printing on higher temperatures will cause the PTFE to wear out faster and that is why we included one when you purchase a spool of CPE.

    CPE has just like ABS the tendency to warp, a heated camber may help reduce this.

    Pro's:

    CPE is just as strong as ABS.

    It does not have any dangerous fumes or strange odeur.

    It has nice bright colors.

    • Like 2
  6. It is underextrusion. What are your settings for the second print?

     

    Hi

    Thanks for replying. I got some help on the online chat. Unfortunately I can't remember what settings I had. However I seem to have solved the problem by cleaning the nozzle with the atomic method from 3dverkstan. I'm running a print now and hopefully it will pull through...

     

  7. Hi

    I got my first printer this Friday(UM2) and I have some problems. A print looks great for the first part og the print, then I get these problems. To me and looking at the 3dverkstan site, it looks like under extrusion, but I'm not sure. Anyone that have tips to what I can try?

    https://onedrive.live.com/redir?resid=cea5983aab43ab26!9575&authkey=!AGQkpXvfux7UCT0&v=3&ithint=photo%2cjpg

     

    https://onedrive.live.com/redir?resid=cea5983aab43ab26!9574&authkey=!AHDilF2vuNn8rzI&v=3&ithint=photo%2cjpg

     

     

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