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Varying Nozzle Temp for Woodfill Prints  

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sashasklar
(@sashasklar)
Active Member
Varying Nozzle Temp for Woodfill Prints

I'm printing with Hatchbox Woodfill PLA ( https://www.amazon.com/HATCHBOX-WOOD-1KG1-75-Filament-Dimensional-Accuracy/dp/B01ND1M7T6 ) on an Original Prusa i3 Mk2. I read that a way to get a more realistic wood finish is to vary the temperature during a print. Higher temp burns the wood fibers, darkening the material, lower temp results in lighter color.

What's a good way to script a temperature gradient into the horizontal and vertical shells so I don't have to tweak the temp manually during a print?

I believe this is my first post, so thanks in advance for the help!

Posted : 05/03/2017 9:39 pm
richard.l
(@richard-l)
Member Moderator
Re: Varying Nozzle Temp for Woodfill Prints

Unfortunately this technique does not work with the Hatchbox Woodfill filament. I have tried and there is no difference in the color when the temperature is changed.

Posted : 06/03/2017 3:19 pm
sashasklar
(@sashasklar)
Active Member
Topic starter answered:
Re: Varying Nozzle Temp for Woodfill Prints

Good to know! Have you tried other wood filaments?

Regarding my other question, is there a standard way to procedurally script settings like nozzle temperature?

Posted : 11/03/2017 5:44 am
richard.l
(@richard-l)
Member Moderator
Re: Varying Nozzle Temp for Woodfill Prints

I haven't tried any others but I know there are some available that do what you are looking for. Maybe someone else can help here.

As for scripting temp changes, with Simplify3D you can set temperatures on a layer-by-layer basis if you want. Cura has a feature that if you are using a wood filament it can vary the temps to make it look wood grain.

Posted : 12/03/2017 4:27 am
Wirlybird
(@wirlybird)
Reputable Member
Re: Varying Nozzle Temp for Woodfill Prints

Hi, I print with this wood filament on another printer but was wondering what are your settings for the MK2? I have held off trying it so far until I find some good settings to start with!

Posted : 13/03/2017 3:46 pm
Steve
(@steve-10)
Eminent Member
Re: Varying Nozzle Temp for Woodfill Prints

I was looking for something to change the speed during a given layer of woodfil type filament. I've tried a number of others (eSun, Robo, MG Chemicals, SolutionTech), most seem to be relatively the same, no change in temp, but you can generate variation with SPEED. So what I would like, if someone has it, or it can be modified relatively easy is a script that will allow me to vary the speed along the Z-axis, a sine-like approximation for the speed vs z-axis would be useful. If someone has it, or knows how to do it, please post.

Posted : 26/11/2017 8:02 pm
eric.b.cat
(@eric-b-cat)
New Member
Re: Varying Nozzle Temp for Woodfill Prints

For future Googlers, here is a site that will run a python script to change temps (for wood "grain"): https://www.tecrd.com/tools/stl_wood/ I found it from this Thingiverse page: https://www.thingiverse.com/thing:2511974 .

I've only tried it with Hatchbox, and I had no luck.

Posted : 04/05/2018 12:19 am
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