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3d printer gets here tomorrow.

Posted on 5/13/26 at 6:38 am
Posted by Lonnie Utah
Utah!
Member since Jul 2012
34507 posts
Posted on 5/13/26 at 6:38 am
The kid is taking a 3d printing class this semester and has taken to it. So I bought him a Bambu labs A1 mini. His class project was to design a new school wide bathroom/hall pass for next year and he made the final 3 for his high school. (good for him!) His/our next project is printing game prices/tokens for a space exploration game he is making.

What do we need to know? Any tips/tricks?

Thx in advance!
This post was edited on 5/13/26 at 7:16 am
Posted by ml
Japan
Member since Mar 2015
143 posts
Posted on 5/13/26 at 6:58 am to
Dry your filament! ...keep it dry too.
Posted by Lonnie Utah
Utah!
Member since Jul 2012
34507 posts
Posted on 5/13/26 at 7:15 am to
quote:

Dry your filament! ...keep it dry too.


Excellent. Thank you. Living in a desert state, I'm not overly worried (the humidity in our house runs around 30% all year). But that's something I would not have thought of.
Posted by Greenseed
Deep N Maurepas swamp
Member since Apr 2020
121 posts
Posted on 5/13/26 at 2:31 pm to
Just got an X2D a few weeks ago, the tech has come a long way since we bought a Creality during covid.

A few things with 3d printing: Its good be have strong troubleshooting skills when dealing with feeding issues issues and clogs as you learn your way around. TinkerCad is awesome for first timers to play around with as beginners CAD program although it may do everything I'll ever need design. Buy a set of cheap digital calipers for designing, you will be working in MM most of the time. Tons of fun to design custom features and play around with on rainy days and printing stuff while your at work or sleeping.
Posted by Lonnie Utah
Utah!
Member since Jul 2012
34507 posts
Posted on 5/13/26 at 2:54 pm to
TinkerCad and Blender are what he uses at school.

I already have a few pairs of calipers in my toolbox..

THX!!
This post was edited on 5/13/26 at 2:55 pm
Posted by Greenseed
Deep N Maurepas swamp
Member since Apr 2020
121 posts
Posted on 5/13/26 at 2:58 pm to
Then you are good to go, maybe a few filament dryers especially if your using PETG or TPU enjoy
Posted by RoyalWe
Louisiana
Member since Mar 2018
4934 posts
Posted on 5/13/26 at 5:17 pm to
I'm able to make some functional models using ChatGPT and OpenSCAD. I describe what I'm trying to make, provide caliper measurements, and if the geometry isn't too complex it can usually get close. Even when it gets it not close, I just take a snippet (jpg) of the shape the code generated so it can reassess and recode. It works surprisingly well.

I hear FreeCAD has some a long way and is a legitimate substitute for Fusion 360.
This post was edited on 5/13/26 at 5:18 pm
Posted by SaintEB
Member since Jul 2008
23651 posts
Posted on 5/13/26 at 7:27 pm to
quote:

The kid is taking a 3d printing class this semester and has taken to it. So I bought him a Bambu labs A1 mini. His class project was to design a new school wide bathroom/hall pass for next year and he made the final 3 for his high school. (good for him!) His/our next project is printing game prices/tokens for a space exploration game he is making.



My kid got a mini back in April for his birthday. There are many prints with useful attachments like a scraper holder and a "poo" basket. My kid is 12 so he is printing shite that makes noise and Rocktopus.... the Rock's head on a on octopus body. Anyway, He's been printing non stop since he got it. We have only used Bambu labs filament so no opinions on anything else, but its worked great. He has not had any issues so far.
Posted by Fat Batman
Gotham City, NJ
Member since Oct 2019
1622 posts
Posted on 5/13/26 at 7:40 pm to
Here's one: Don't touch the build plate. If you touch have to touch the build plate, clean it before printing. Your hands are greasy and that can cause adhesion issues where your print does not stick to the build plate.

I use 90% IPA and a paper towel. Do it right before the print, It evaps quick and you're good to go. Some people will be along shortly to say don't use IPA and to use soap and water only and dry it in your dish rack, but those people are full of shite.
This post was edited on 5/13/26 at 7:41 pm
Posted by RoyalWe
Louisiana
Member since Mar 2018
4934 posts
Posted on 5/13/26 at 8:53 pm to
This works for PLA, but if you're using PETG or other polymers you probably want to use a glue stick.
Posted by Fat Batman
Gotham City, NJ
Member since Oct 2019
1622 posts
Posted on 5/13/26 at 9:53 pm to
I never use a glue stick except for thin TPU prints and that is bc it sticks too well and the glue layer actually makes it easier to get off. PLA, PETG, full plate large ASA. Glue stick is a crutch for not dialing in your settings.
Posted by FnTigers
Member since Sep 2021
3065 posts
Posted on 5/13/26 at 10:42 pm to
quote:

Dry your filament! ...keep it dry too
Have had 3d printers for 5 years plus. Never once did this. Ever. Prints fine.
Posted by Dam Guide
Member since Sep 2005
16733 posts
Posted on 5/14/26 at 2:11 pm to
quote:

Glue stick is a crutch for not dialing in your settings.


This is highly dependent on build plate material. Some build plates will absolutely get destroyed by PETG if you don't use glue stick. Some plates can't handle certain material. Always look up manufacturer recommendations for build plate instructions on how to clean and prepare a build plate and which materials to use.
This post was edited on 5/14/26 at 2:13 pm
Posted by Fat Batman
Gotham City, NJ
Member since Oct 2019
1622 posts
Posted on 5/14/26 at 2:25 pm to
quote:

Some build plates will absolutely get destroyed by PETG if you don't use glue stick.


Why would you print PETG on a build plate not designed for it? Especially when the most common/popular build plates (and the one that ships with the OPs printer), PEI coated, prints amazingly with PETG and no glue. Like, you would have to go out of your way to buy a non-compatible PETG build plate to print PETG on.
This post was edited on 5/14/26 at 2:28 pm
Posted by Dam Guide
Member since Sep 2005
16733 posts
Posted on 5/14/26 at 3:59 pm to
quote:

Why would you print PETG on a build plate not designed for it? Especially when the most common/popular build plates (and the one that ships with the OPs printer), PEI coated, prints amazingly with PETG and no glue. Like, you would have to go out of your way to buy a non-compatible PETG build plate to print PETG on.


Cryogrips have a lot of failures from PETG with no release agent, they don't exclude PETG.
This post was edited on 5/14/26 at 4:02 pm
Posted by BottomlandBrew
Member since Aug 2010
29888 posts
Posted on 5/15/26 at 8:24 am to
quote:

This works for PLA, but if you're using PETG or other polymers you probably want to use a glue stick.


I'm similar to OP. I got my son a A1 mini a month back. I've found when using the PETG on the A1 mini, I have to slow it down.

OP, if you're like me, you will use this more than your son I knew frickall about 3d printing before he asked for one for his birthday, but man, that thing is a life changer. I'm already looking at a bigger one for myself.

For example, I know you're a photographer. I have a Canon R50 I use for my throw-around camera, but I've always disliked how small the grip is. The 3d printer solved that for me. Someone had a file for a larger grip. Boom. Done.
Posted by RoyalWe
Louisiana
Member since Mar 2018
4934 posts
Posted on 5/15/26 at 12:36 pm to
I've owned one for a few months and I can't tell you how much I'm enjoying designing my own parts and printing other people's designs. It's a ton of fun. I'm also looking into a hobby CNC (once I get some shop space cleared out). What a great hobby now that the technology has matured somewhat.
Posted by RoyalWe
Louisiana
Member since Mar 2018
4934 posts
Posted on 5/15/26 at 1:45 pm to
quote:

Glue stick is a crutch for not dialing in your settings.
Yeah. My settings might be fine, but it's too easy and cheap to use a glue stick. It provides enough stick 'em but allows for release every time. The only additional step is to wash the glue off if it even matters. I keep a plate for PLA that I only use IPA on to keep it clean and then I keep a plate for PETG that I use a glue stick on. Works for me.
Posted by Lonnie Utah
Utah!
Member since Jul 2012
34507 posts
Posted on 5/16/26 at 6:20 am to
So, literally, this thing has be going non stop since we got it. Why didn't I do this sooner?

The irony of it is, his 3d printing class was the one his mom was skeptical about him taking when he signed up for it last year.
Posted by Obtuse1
Westside Bodymore Yo
Member since Sep 2016
30473 posts
Posted on 5/17/26 at 12:37 am to
quote:


So, literally, this thing has be going non stop since we got it.


Mine hit 1000 hours in less than 2 months. It ran almost non-stop. I would figure out what plates to run to have it running almost all night, and then running all day while I was at work.

I will try to remember to circle back to this tomorrow for some tips, especially about buying filament and brands.

The most difficult print I have done was the one below. It took me three tries on the main helmet to get a good one. This one is the first one, and you can clearly see the issue with the L, among other smaller issues. The purge tower kept getting knocked down and I had to slow the movements down a lot which sucked because the print took over 60 hours as a result. I don't seem to have a picture of the best one that I gave to the friend I was doing it for. For some reason, that print is no longer available on Makerworld, glad I did it when I did. It did produce a TON of poop because of all the color changes doing the tiger.

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