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4 views

Fixing Z-Hop Stringing

I'm printing a model on my ender 3 in Mika3D Silk PLA, which (just for reference, this is not atypical) has a stated temperature of 200C to 235C. I have used this filament before and found it works ...
1
vote
0answers
19 views

Shell detaches from the rest of the part

I'm printing with a Prusa MK3, with the following settings: 3 perimeters 50 % infill infill overlap: 50 % The filament is Polyalchemy emerald green (PLA). Nozzle temperature: 210 °C. ...
5
votes
1answer
220 views

What's so special about cleaning filament?

What is different about cleaning filament to make it effective? What is it made out of? How does it work?
1
vote
0answers
14 views

Ender 5 Printing Issues

I'm brand new to 3D printing. Just got me an Ender 5 Pro. After messing around for the last couple of days with bed leveling, I'm finally able to get consistent first level all thought I have to ...
5
votes
6answers
1k views

What is the melting temperature of a 3D printed part?

Here is the context I've got an old car for which I have a small plastic piece who is broken. As it's an old car and a very specific piece, I can't find it anymore. So I was thinking about 3D printing ...
3
votes
0answers
46 views

Weird temperature graph and thermal runaway protection triggered

I woke up this morning with my 20 hour long print failed around 15 hour in. I checked the octoprint console, and saw a very weird temperature graph. Later found out thermal runaway protection kicked ...
0
votes
0answers
27 views

Ender 3 with slic3r causes the head to go off the bed

I just downloaded slic3r and setup my settings on it, but when I sliced and started the print, the head went off the bed and then tried to print. It doesn't matter what I set the origin to, it still ...
3
votes
1answer
29 views

I need assistance replacing the PTFE tube in the nozzle on our Flashforge dreamer

We disassembled everything in order to unclog the filament from the tube, but now I can't seem to get the nozzle to screw back in to the hotbed with the PTFE tube in place. Is there some kind of trick?...
2
votes
2answers
44 views

Smaller outer layer height?

I am printing minis and other very detailes stuff and I find that 0.04 mm layer height gives the best looking (smoothest) result. However it takes a long time, so I am looking for ways to speed it up. ...
0
votes
1answer
28 views

Diamond hotend with single extruder motor

Today I started to google the idea of multimaterial printing. I checked out prusa multimaterial upgrade and while it looks nice, it is expensive and will not probably work with my non-prusa printer. ...
1
vote
0answers
10 views

17-4PH Stainless Steel texture

I recently read some papers on the crystallographic orientation and texture of stainless steel manufactured by SLM, and the effect on texture. Can you recommend some books on metal texture, ...
1
vote
1answer
47 views

Filament Variation Detection

I'm trying to find out how "normal" filament (not super expensive filament) varies in diameter (or more accurately cross sectional area) over the length of the filament. I've looked around and the ...
1
vote
1answer
42 views

Building 3D printer: LM8UU bearing can't fit into

I'm new to 3D printing and I'm learning how to build my own 3D printer. I bought polymer LM8UU bearings and I'm trying to fit onto a rod of dimension: D8 mm * L300 mm. Sadly it doesn't fit, ...
2
votes
1answer
35 views

Printing 2x slower after upgrading to “MarlinTarantula” firmware

I have a TEVO Tarantula printer, recently I have upgraded it's firmware from the stock firmware to marlin 2.0 using this configuration repo. Since upgrading my prints take 2x the time they used to (...
4
votes
4answers
413 views

Smallest dot/dot indent for Prusa MK3S using PLA

I want to make a project involving many small dots indents and I would like to know how I can calculate the smallest dot hole the Prusa i3 MK3S can extrude around on a layer using PLA. In other words, ...
3
votes
0answers
29 views

Octopi connecting just once to wifi

Just starting with octoprint. Bought a pi3A+, Etched a 4Go micro sd card with the latest octopi distro (0.17.0) Using a 5V bench power supply that delivers up to 10A. Following official octopi ...
3
votes
1answer
22 views

Efficient way to create a “mold” of a solid object in Meshmixer?

Currently I have a model of a fingertip finished in my project, however, I would like to create some sort of "cap" that if printed would fit on top of that finger. Is there a good way to achieve this ...
4
votes
1answer
29 views

Best material for compression?

I'm designing a mount for a cylindrical speaker to attach to my bicycle. It will mount on the bottle cages. I've printed a few iterations with various infill settings (using PLA) and the weak point is ...
1
vote
1answer
42 views

Printer extrudes too little filament at beginning and end of extrusion

I've bought a new type of filament (GreenTEC Pro Natural) for my Anycubic Mega i3 to print some food-safe cookie cutters. Now I have changed the print settings to an extruder temperature of 210 &...
1
vote
0answers
22 views

Reprogramming Makerbot Extruder Controller 3.6 with Arduino toolchain?

Long story, but I inherited a friend's old experimental Replicator project (version 1, balsa frame), which included a bunch of Makerbot EC3 extruder controllers. After scrounging around the net for ...
1
vote
1answer
16 views

Usable build volume of a Makerbot Replicator Plus?

I've got a class with access to a few Replicator+s. Makerbot's official site gives a build volume of 11.6 x 7.6 x 6.5 ". (LxWxH) Out of curiosity (I'm not intending to print it), I created a 11.6 x 7....
1
vote
1answer
24 views

Question about the MK8 Extruder

I am trying to make a 3D printer (Prusa i3 model). I was testing all steppers and all steppers are working, however the Mk8 extruder (direct drive) is not working and I don’t know why. Can someone ...
2
votes
0answers
30 views

Filament change (M600) causes color mixing despite excessive purge

I have an Anet A6, where I uploaded Marlin 1.1.9, because the manual filament change on the stock firmware was really bad (90 % of the times it clogged the hotend). I've tweaked it a bit, and I'd ...
3
votes
1answer
66 views

How can I convert STL files into PDF drawings?

Does anyone know of an easy and free way to convert my STL models to a PDF drawing for CAD and metal CNC machining? I've created some great designs that are all STL files and want to somehow send ...
0
votes
2answers
59 views

How to use second hotend for bed heating?

The heated bed output on my printer recently stopped working. I have an output for a second hotend. How can I reprogram this output as a heated bed output? The board is a Geeetech GT2560 rev A+.
1
vote
0answers
76 views

Ender 3 displaying wrong temperatures for hotend and bed

I've had issues with my hot end and decided to replace the whole assembly with this. After the replacement, my printer started reading about 135/185 °C for the hot end and bed are both at ...
4
votes
3answers
65 views

Removing Supports Inside Cone

I'm new to 3D printing. I've made some projects before just fine, but this project is giving me problems. I 3D printed a trumpet mouthpiece, and the printer made supports inside the mouthpiece funnel....
4
votes
1answer
69 views

Clearance between moving parts

I am using a Prusa printer to print parts for prototyping. The project I am currently working on needs parts to be able to slide against each other and they need to be printed together. A bit like ...
0
votes
0answers
25 views

What UART port to use for RPi GPIO pins on an SKR v1.3 board

I have a Bigtreetech SKR v1.3, and I'm trying to connect a Raspberry Pi to the board using the RPi's GPIO pins as opposed to using a USB connection because space is limited within the case of CR10S ...
3
votes
1answer
43 views

overlaying epoxy resin on PLA

I've been experimenting with FDM 3D printers and PLA for about a year now. I'm at the point where I'd like to produce something considerably stronger than PLA, and was wondering if there is a faux-pas ...
3
votes
1answer
47 views

Convert ball-stick model to STL from the command line

I regularly have 3D models that consist of a Boolean union of balls and cylinders (molecule models, star maps, mathematical designs), that I then want to convert to a STL model for printing at ...
5
votes
2answers
101 views

Does CuraEngine get some advantage slicing cylinders to move the head back to the center twice on each layer?

To date I have used RepG and Repetier with CuraEngine to do my slicing. In various instances when printing a layer of a cylinder it will start in the middle and head out toward either side. Then it ...
5
votes
2answers
117 views

First layer looks weird and print fails

Printed 650 of these tokens, no problem. Then all of a sudden I can't get them to stick and the first layer looks wavy and weird. After a few tokens it knocks one loose and the whole print fails. ...
0
votes
1answer
55 views

3D scanner for both replicate and quality control 3D prints

I've switched to industrial 3D printing. I use 3DSystems Flex 100 printer. As I print high detailed parts soon I've found out that I have to use quality control. Software is not a question. I use ...
1
vote
2answers
52 views

M502 will reset all configurable settings to their “factory defaults”, which settings are those?

From the M502 documentation page can be read that M502: Reset all configurable settings to their factory defaults. Please ...
5
votes
3answers
77 views

Switched to a Bowden setup. Should I retract the filament out at the end of a print?

I switched my Anet A8 over to a Bowden and it's printing great. Moving that weight off has enabled me to almost double the speed and resonance problems have vanished. My question is regarding after ...
1
vote
2answers
49 views

Anet A8 Z-Probe Bed Positioning going outside of bounds

I have an Anet A8 with the Anet 1.7 board, Skynet3d v2.3.2, and the stock sensor. I originally had this configuration with the stock extruder, but recently purchased an E3D v6 clone with a Bowden ...
1
vote
1answer
32 views

In Fusion360, how do I align components according to their a midplane?

In Fusion360, how do I align components according to their a midplane? I have 2 complex objects. They have no midpoint defined (is that even possible). How do I align them according to their mid ...
3
votes
1answer
63 views

CR-10S / Ender5+ LCD Touchscreen Firmware Editing

How would I go about editing the LCD menus for the touchscreen? Oddly the ender5+ is supposed to be an upgrade but the ender5 (regular) has so much more stuff you can control from the lcd screen. ...
3
votes
1answer
41 views

Prusa i3 mk3 step skipping and layer shifting

After approx. a year of more or less problem-free printing (40 days print time) with Prusa i3 mk3 kit, we started to suffer the random layer shifting on Y axis. We inspected all the motor connectors ...
3
votes
1answer
33 views

Marlin “Tune->Bed Z” vs “Tune->Babystep Z” vs Z Offset?

What is the difference between: Tune -> Bed Z Tune -> Babystep Z Control -> Motion -> Z Offset And when are you supposed to use "Bed Z"?
3
votes
1answer
52 views

Why am I getting Z banding/shifted layer on a single layer?

While I was calibrating my flow rate/extrusion multiplier, I noticed that one layer is shifted slightly. I wanted to re-print the cube in-case it was a fluke, but after two more prints, I saw that the ...
4
votes
1answer
59 views

Thermal runaway with specific prints

I have been experimenting with PETG on my CR-10 upgraded with an E3D all-metal hot end and Marlin firmware on the controller. I am printing with 0.8 mm nozzle at 250 °C and an 85 &...
2
votes
1answer
34 views

Using stepper motors with integrated controllers

I just scavenged stepper motors from an old laser printer. These have integrated controllers. I'd like to use them without dismantling the controllers. I currently have 4, 6 and 9 wires stepper motors....
2
votes
1answer
26 views

Warped bed - bulge vs dip?

Theoretically what is better- a warped bed with a dip in the middle, or a bulge in the middle? (I would instinctively think that a dip would be better, since in a perfect world the glass build ...
4
votes
1answer
52 views

Chamber heating using hysteresis in Marlin

Is anyone using hysteresis with their chamber in Marlin? I have read bang-bang with hysteresis is possible when using a bed heater. I would like to do that for chamber heating. I have some lamps that ...
6
votes
1answer
75 views

How to theoretically calculate the maximum acceleration?

I would like to calculate the maximum safe acceleration for my printer using the following parameters as input: printhead weight torque at the desired speed steps/mm and steps/revolution microsteps ...
3
votes
1answer
45 views

Setting up UBL for the first time on Marlin 2.x on a Prusa i3, how often should I level the bed using G29?

I used to use the Marlin 1.x software that would level the bed by probing the 4 corners of my print bed (a long time ago, it's been at least 2 years since I used my printer, wasn't able to set it up ...
3
votes
2answers
46 views

How to correctly clean the Lacquer from bed?

How can I correctly clean the lacquer from bed printer? I have used some ethylic alcohol (ethanol) to help cleaning But what is the best way to do it?
3
votes
1answer
32 views

Acetone Smoothing an ABS Cone - (New to 3D printing)

Today marked my first time using a 3D printer - have to admit I was originally skeptical but am now incredibly impressed and am having to hold myself back from purchasing one for myself! Was a great ...

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