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Oct 2016

I am going to wait for some real youtube reviews, but I suspect I will buy one. I am not against tinkering with my UM2+ but the idea of a more reliable machine is appealing.

The Felix Pro 1 & 2 have a slightly larger print bed and with (from what I’ve seen) have a very good dual extrusion reliability and quality.

The average price of a decently sized industrial-grade system would allow you to purchase more than 20 UM3’s. Which would give you more than 5x the build volume of the industrial system. Having multiple printers in your workshop/manufacturing line gives maximum flexibility (if 1 Ultimaker is out of use all other devices are still available, if one machine is down for maintenance the rest is still running). It can also be seen as a faster way to produce big objects, by splitting an object in different parts and printing it on multiple devices a cluster of UM3 is faster than any other big volume additive-manufacturing system available.

Upgrading UM2+ to dual extrusion is not good idea. You will have lot problems (non printing head hit object, oozing…)

Where are you from? Maybe you can try to sell UM2+ and buy UM3. UM3 is not upgrade, it is completely new machine made for new things. UM2+ is still better in many aspects (speed, material diversity, reliability)

It looks like a great semi-professionnal machine. Looking forward to get reviews of the machine. I’m especially interest in how the UM3 compares with the BCN3D.

I think that the dual extruder is the single best feature of the machine. Being able to have clean overhangs is the holy graal of fdm machines.

I have a UM2+ and I usually have to decline orders with very complex parts with nasty overhangs. Hubs with a UM3 would be able to accept a lot more orders.

The price of the UM3 seems high compared to the UM2+ but if you take into account the amount of work needed to clean parts with overhangs (many hours per month in my case), then it is not that expensive after all.

A 0.6mm nozzle for the UM3 would make the printer perfect! 0.4mm nozzle is too tight for Woodfill filaments.

Don’t get your expectations on PVA too high. It’s a difficult material to work with. I also have had a UM3 for 4 weeks now and I really love it. The hardware is great. The new Cura was very frustrating but eventually I learned how it all works. One critical understanding was the difference between “profile” and “settings”. In the old cura it was the same thing. In the new cura “profile” is a list of json formulas that set every parameter and “settigns” are the user overrides. not understanding this makes all the pop up messages useless.

But by my 8th print I found Cura to be just fine.

Again PVA is difficult. PLA sticks on top of PVA just fine (I love pla more than ever - I never quite appreciated what a wonderful material it is) but PVA barely sticks to itself let alone on top of PLA. But it works. Barely. You will figure it all out - there’s just a bunch more things to learn.

PVA with Nylon worked AMAZING. I love it. I think I might just stick to those materials. I never was all that happy with Nylon in the past (made around 30 prints in various nylons in the past) but UM nylon is great. Easier than Taulman Bridge I think.

Overall - hardware was fantastic. Software was frustrating - but by the time people get printers Cura should be in much better condition.