Topic: Colorfabb XT & PLA/PHA

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This topic contains 81 replies, has 16 voices, and was last updated by  gid 2 months, 4 weeks ago.

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  • #7062

    dave @dave

    Does anyone have any experience printing Colorfabb XT or Colorfabb’s own PLA mixture?
    I’ve just ordered a spool of XT to try and some PLA/PHA samples to try but if someone already has a good working profile that would save me a lot of testing ;)

    • This topic was modified 7 months, 2 weeks ago by  dave.
    #7090
    Profile photo of Jack
    Jack @jack-strong
    My Robox is a Green Kickstarter Limited Edition

    How are you getting on with your printer Dave ?

    #7109

    dave @dave

    @jack-strong Fine actually, already burned away over 50% of my ABS which is working fine, not doing so well with the PLA due to the ‘stop the filament mid-print’ bug for PLA but it’s doing pretty good so far with ABS. Really enjoying the printer so far. There are some things that I don’t like (blobbing, printing to fast with tiny layers causing blobbing, poor slicing for some models causing… blobbing ;), supports that are not removeable wihout breaking the model, and so on). Attached some of the smaller prints I’ve made. But this has nothing to do with the filament I wish to discuss here so let’s get back on-topic ;)

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    #7293

    dave @dave

    Received the _XT today with some PLA samples as well, testing the transparent _XT first :)
    I printed a filament holder for the Colorfabb reels yesterday and got some 608 bearings today to fit it, it works beautifully :)

    A short first review about the _XT material:

    It’s very very nice :) I printed a replacement bulb/cover for a Philips Hue led lamp that i dropped a while ago (http://www.thingiverse.com/thing:224455/#files).
    The material sticks to the building plate very nicely; I had some stringing on the first layer but thats probably fixable with tweaking my first-try filament profile a bit. The layers after that were very nice and looked just great, that is until Slic3r decided to put some extra blobs for now apparent reason on some of the layers (seen this on other models and other filament as well using just thin borders with the Robox, anyone familiar with a fix?). It’s definitely no glass to look at once printed but it is transparent and just diffuse enough to break the light enough for it to function on the bulb. Sizing is fine as well, could snap it right on for a really good and tight fit. Overall very impressed with this material and I will probably try the _XT color selection as well.

    Attached some photo’s; Note: the blobbing is due to slic3r, not the filament.

    I’ll post the filament holder to Thingiverse soon; It’s a modified existing design with dimensions that are printeable on the robox, the spool holder is made to match the dimensions of the Colorfabb spools but it works fine with the Robox spools as well :)

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    #7311

    dave @dave

    Printed a box as well, this time without the weird additional blobbing by Slic3r (think this only happens with rounder shapes?). The result is a nice looking box with nice layers and only a little bit of blobbing near the edges of the first layer, I’m happy :)
    Printed with the normal profile, no brim and 40% infill.

     

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    #7313

    pelgrim @pelgrim
    My Robox is a Green Kickstarter Early Bird

    dave,
    can you take a picture from the other side of that box ?
    and did you print this as 2 different objects ?
    Looks curious.

    java (EE), JavaFX, HTML, GIS) programmer, database wizard, framework inventor, looking for a job ! http://roboxing.com/wizards
    #7322
    Profile photo of Rob
    Rob @bespokeproductdesign

    looking really nice @dave . The T-Glaze site explains that you can get better transparency of you print the layers more cylindrically (so higher layer height or less width) but you obviously loose detail then. I managed to get down to 0.4mm perimeter and 0.3mm layer height on a scripted vase, the difference is quite surprising. Should be the same with this material.

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    #7324

    dave @dave

    Nope, 1 part :) This material is quite flexible if printed thin so you can just bend it around; It’s a customized version of http://www.thingiverse.com/thing:384919.

    It did shrink a little so the battery’s didn’t fit but it looks nice

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    #7328

    pelgrim @pelgrim
    My Robox is a Green Kickstarter Early Bird

    cool, this is the most usefull print I saw on the forum so far.

    java (EE), JavaFX, HTML, GIS) programmer, database wizard, framework inventor, looking for a job ! http://roboxing.com/wizards
    #7334
    Profile photo of gid
    gid @gid
    My Robox is a Green Kickstarter Beta

    Hey! What do you mean “useful”?! I’ll have you know my father found an excellent use for a bunch of little white pyramids today. He’s retired, but does maritime volunteer training and said all those pyramids I’ve been printing as tests are perfect as markers for his navigation maps! :)

    Tom Gidden -- Bristol, UK -- New Roboxer? Check out the wiki, and add yourself to the map! http://roboxing.com/user_locations
    #7337
    Profile photo of StreatSi
    StreatSi @streatsi

    @dave -

     

    some nice looking prints there.

    where is the filament holder from as i could do with one of them. currently have my reels hanging from a tripod handle as can’t be arsed to wind them onto a robox reel. also details for the bearings..

    also is the box a download?

    guessing your bed is nice and flat, i have one of teh beta boxes and the pei board is a bit warped so tricky doing prints like that box but certainly keen to give it a go

    #7339

    dave @dave

    @streatsi thanks, you can download/customize the box here: http://www.thingiverse.com/thing:384919
    I’ve uploaded the spool holder here: http://www.thingiverse.com/thing:486027 - It needs 608 bearings, the most common type of bearings available and used in skates/skateboards, I got mine for 1 euro a piece from a skate shop.

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