Help(ed) Spend My Money! CrazyCasey’s attempt at Going Multi-Material w/ the Bambu Lab H2D!

Sorry, couldn’t help myself…

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Time is limited right now, and LOTS of other projects going on, so this is all I have to show for my Saturday. Notably, I haven’t actually 3D printed anything in about 6 months (for me, it’s more of a winter thing). I plugged the H2D in, let it run it’s calibration program, grabbed a roll of Polyterra that’s been sitting in my other AMS for 6 months, dialed up the preloaded 3DBenchy, and hit PRINT. I didn’t even clean the build plate off after shipping. Nothing…

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I think you are seeing the same thing I did: It does everything that the X1C does but just a little better.

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Out of the box…it just works.

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Hey @holla2040, thanks for steering me towards the ABS-GF. Bambu is running it at $17.99 on 5 or more as a part of their BF sale. I stocked up in anticipation of building a fume extractor, and this brought my PET-CF and ASA-CF down in price substantially too. Really hard to beat these prices, and I will likely purchase again before Dec. 5th.

PS - If you have an extra email address you don’t mind them spamming you at, you can use that for an additional $20 off $150 or more, with free shipping too.

I swear I am not a paid representative of Shenzhen Guangdong…

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Print number 3 on the H2D was a PA-CF support test, using the dual nozzle feature. Strangely in the less than a week that I’ve had this thing the algorithm has been feeding me nothing but content suggesting the H2D doesn’t actually work very good for multi-material. The algorithm is odd…

I should note that this print was curling a bit at the edges on the Textured PEI build plate, and bumping the temps on prints 4 and 5 didn’t seem to help. Though I don’t necessarily see this as a condemnation, I had hoped the heated chamber would help MORE with PA-CF…

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Yes, I had some curling with a few ABS prints, but nothing as bad as the X1C without the heated chamber. The print was a very large block and I just required the bulk for a jack stand with my utility trailer.

I read somewhere that less density of the part can minimize warping. That jack stand was very dense.

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@ChelanJim, as much as I like to pretend that I know what I’m doing, I really am still very much a novice to this wide world of fused deposition modeling. I did NOT realize the importance of GLUE with PA even when printing on textured PEI. Yes indeed the part design (not mine) was prone to warpage, but a bit of glue stick on the build plate solved the curling. :exploding_head::man_facepalming:

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First full week with the H2D is in the books. On @holla2040 ’s recommendation I ordered up a bunch of Bambu Lab’s ABS- GF filament. Man is this stuff cool looking the way it prints.

After printing up my little Navy, I decided to run a dual color/nozzle first layer test. Grey is left nozzle, and white is right nozzle. I can’t really tell if I have a nozzle issue, or a filament tuning issue, but I seem to have either under extrusion or high printing on the right nozzle (white).

This is what the underside of the white looks like. Bambu has a nozzle offset calibration, but it requires PLA. My PLA layers look fine, so the issues may only really be showing themselves when the bed is at higher temps. Or perhaps I am just asking too much of a hunk of Chinese aluminum at 90°+ C.

Regardless, I moved on to my first BIG print, which was Functional Print Friday’s “poop chute”, again in ABS-GF. Man this stuff looks good!

I mean, this almost doesn’t look 3D printed…

And there it is installed.

Below is a video review of this model, if anybody cares to see it:

Up next is a fume extraction rig for the two printers. Trying to get VEVOR to send me one of their exhaust fans to power it. I’ll keep this thread updated…

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Yeah, looking good. ABS-GF tactile texture, super stiff and strong. FYI, black ABS-GF engraves/marks great with a fiber laser.

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Just don’t breathe the fumes from it….

I’d like to point out that there are an ample qty of HEPA filters available as replacements for certain robotic vacuum cleaners that could easily be adapted into a rapidly prototyped housing for said breathing safety purposes.

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I’m working on something, which I will post about in detail soon.

Curious how many of you watched Joel Telling’s review of the H2C? What did you think!? Overly dramatic!!?

***Edit: I posted this over on the Bambu Lab Facebook group and Joel’s (former) editor called me out for unfairly characterizing Joel. In all their time working together, no decisions were made to generate clicks purely for purpose of driving views to the channel. He said Joel’s review of thr H2C was an overall positive one, and based on the rest of the comments, it’s a fairly controversial take to minimize the H-series bed heating issues as I have.

So, basically I accused Joel of having a pretty “click-baity” thumbnail, then (something I have certainly done), to which Joel himself responded that he didn’t love it, that YouTube selected it, and that he was thinking about changing it (and then he did change it).

So, I believe him…

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Pulled the trigger and pre-ordered an H2C 10w Laser Combo today. I got the laser combo mainly to get the cutter and have the option should I ever want to use the laser. Didn’t want to wait for the ultimate combo to be available, and don’t really need an AMS HT that badly, so I just added a second AMS 2 and some nozzles to the order.

My kid is getting a hand-me-down X1C for Christmas, he’s been asking for a larger printer for a while. They’ve been great machines for me, but I can give one of them up for the upgrade to the H2C.

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Awesome! Welcome to the H-Series club! I’m sure you’re going to be stoked! I absolutely LOVE mine.

That’s so cool. I’ve got a 4 year old who has been very interested in my 3D printing since she was 2. She wants to build a robot. So I think she’s gonna do just fine in this scary modern world of ours.

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Great gift!

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First, it was clothes, then cars, then laptops, then phones and now 3D printers.

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So, I’ve been printing pretty much non-stop. I’ve had a few issues, but they’ve all been induced by user error. Ever heard of PET contamination on textured PEI!? It’s real.

All of my printing so far has been done with engineering materials and TPU (with the exception of PLA for supports). One thing I’ve realized rather quickly is that I don’t have enough high temperature filament drying capacity. I got excited about Black Friday pricing on the Sunlu E2 dryer that goes to 110°C, but even on sale it was priced in the range of a proper blast drying oven. So I purchased one…

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This is the FIRST iteration of my fume extraction system for my little “print farm” over here in my home office. And I have to say after the first ten hour print, the results are promising. More tuning is still required…

Let me know what you guys think!

-Casey

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Too funny!!! This is like parachuting: “jumping out of a perfectly good airplane.”

Drilling a hole is a perfectly good house/structure:

I like the idea of dialing in a very small amount of negative pressure in the printer.

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Hahaha, @ChelanJim . I think the trick is that it be a minimal amount of draw. Did you see my comment about A/B testing with a power meter!? That’ll be in the next installment…

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