I found a local couse in my city where they teach the users to assemble a 3d Printer, the link to the course is this:
http://make-r.co/wp-content/uploads/2015/06/BrochurePDF\_Taller-HAZ-TU-IMPRESORA-3D\_web.pdf
I havent paid yet, but it seems very promising, they called me and they told me the printer allows many types of thermoplastic materials.
ABS
PLA
HIPS
TPU
PETG
WOOD
As a newbie I need to ask:
1. What do you guys think about this printer?
2. Is there good community out there in case I need to print out replacement parts or if something fails and I need help?
Somebody else also suggested me this printer:
and in the 2nd page it says that the heads can be changed to print with many materials more:
http://screencast.com/t/gcNvq3gLH
So I have to ask, is it possible with an open source printer to change the heads to print more materials like the hyrel3d?
2 Likes
3D_Seed
2
I recommend buying a printer that’s built to last
We support ALL our machines and they print beautifully 
email me and I can send you photos and prices
david@3d-seed.com
1 Like
Ralph_3
3
I will tell you what I tell my students that attend my course, Inrto to 3D Printing, at Main Line School Night in Lower Merion, PA. If you like to tinker: build your own; if you want to design and print stuff buy a FlashForge Dreamer.
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Make sure to also check out the 3D Printer Guide, which is based on the recommendations of the Hubs in our network. Hope this helps
hachu
5
It’s a basically a Prusa i3. So right now it’s the stereotypical open source printer.
You’ll find plenty of support/parts/data on reprap.org and so you’ll do fine in terms of community support.
The hyrel3d’s print heads don’t look like they’re compatible with other printers, but I could be wrong.
It’d be possible to change out the extruder/hotend with something else on a Prusa i3, but somebody in the community would have to design it first and you’d have to build it. I doubt you could get them from hyrel3d to outfit onto a Prusa easily.
If you get a Prusa i3, it’s better to assume that you’re just printing using the materials list you originally posted, as opposed to a generic tool base.