Questions tagged [nozzle]

Questions about an extrusion assembly's nozzle component

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2answers
717 views

My nozzle on my Ender3 V2 is higher when it is printing than it is when I auto home it

I just got a new Ender3 version two for Christmas and was very excited to use it so I put it together and used the sample filament that came with the printer and everything worked okay for a bit. That ...
1
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1answer
71 views

Z-Probe height isn't working

I just upgraded my CR-10 to a 32-bit board with Marlin and a BLTouch for bed-leveling. Here is my process: Run bed-leveling and save setting to EEPROM Make sure that software end-stops are off with <...
2
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1answer
42 views

Print Nozzle Type vs Heat Requirement

I recently went to a stainless steel nozzle for printing. What I found is it required significantly more heat to print PLA than I was used to. I'm not sure if the PLA itself (a brand I'd never used ...
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2answers
8k views

E3D V6 nozzle vs MK8 nozzle, first layer adhesion

Does anyone notice that when they upgrade from an MK8Makerbot(?) to a E3D V6 hotend that when using the same settings and bed-leveling/z-distance-setting procedures, that the filament is much more ...
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1answer
185 views

Can the Ender 3 Pro be upgraded to use PETG

Is it possible to buy/upgrade the nozzle on my Ender 3 Pro to one that is suited for handling the higher temperatures needed to effectively print with PETG filament?
6
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1answer
362 views

Makerbot Smart extruder+ heat block and nozzle question

I am looking for information on the smart extruder+ heat block and nozzle? I have looked online and from several forums come to the conclusion it is either a MK10 or MK11 assembly. Can anyone shed ...
0
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2answers
937 views

Increase volumetric flow rate using a longer nozzle

I'm looking to increase the printing speed, through increasing the volumetric flow rate, which is currently at 5 mm³/s. Larger amounts cause the feeding mechanism to skip steps. I'm running at ...
1
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0answers
20 views

Any method that I can refer to simulate 3D scanning and flow through extruder in MATLAB?

I would like to simulate the 3D scanning process with a specific wavelength and swath width of the beam, etc. and then reproduce the image, the whole of which in MATLAB. I also want to simulate the ...
4
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1answer
98 views

Academic research behind hot end design?

Does anyone know of any academic research behind 3D printer hot end/liquefier design? All I’ve found is papers on liquefier dynamics where they model polymer flow and go so far as to compare the ...
2
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0answers
40 views

Silicone socks for nozzle only?

Is there a readily available silicone sock that goes just over the nozzle, to supplement an existing sock around the heat block body? I've seen a product for the E3D V6 that goes around the entire ...
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0answers
25 views

Ender 3 Pro stopped and not heat up

While taking a print today, the Ender 3 Pro suddenly stopped. I tried to restart printing, but the heater cartridge does not heat up. I tested the thermistor and it senses heat. Next, I checked the ...
1
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1answer
112 views

3D printer clog. Nozzle keeps getting screwed in crooked

My 3D printer has got a clog, and i think it is because the nozzle hole has just recently started to only screw in crooked. I’m not sure how this happened. I have tried with multiple nozzles, but ...
1
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1answer
113 views

Is there lead in brass 3D printer nozzles?

I was just wondering whether or not there is lead in brass 3D printer nozzles as I read that they do add lead when making brass to improve reliabilty or something along those lines? I was curious as ...
2
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2answers
52 views

Friction between nozzle material and abrasive filaments

Usually the hardness of the material is considered primary for nozzles used with abrasive filaments. Has friction between between nozzle material and abrasive filaments been considered? It seems that ...
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5answers
239 views

How to determine width of the nozzle, that is already installed on the printer?

I have a 3D printer, which wasn't used for a longer time. There is a nozzle, but don't know what diameter is it. I used several widths - from 0.2 to 0.8, switched them depending on my needs, but don't ...
1
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2answers
59 views

Adequate default filament diameter for Anycubic Mega X

Does anybody if the Anycube Mega X comes with a nozzle for 1.75 mm filaments or is it 2.85 mm? I saw online that it works with 1.75 mm filaments but the Cura settings given by the manufacturer had 2....
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0answers
82 views

Ender 3 nozzle moves through previous layer on lithophane

I'm trying to print lithophanes and having an issue with the nozzle moving through the previous layer and basically "drawing" through the print. I've printed 3 lithophanes before with zero ...
4
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1answer
333 views

BLTouch error causing bed and nozzle temp setpoints to change to zero

I replaced my CR-10 motherboard with no problems and ran fine for a few weeks, then decided to add a BLTouch. BLTouch was enabled from the config.h during compile. ...
1
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1answer
68 views

Quantitatively measuring nozzle wear

Are there quantitive means of measuring nozzle wear? What steps do you perform to measure this, if so? I have some digital callipers, but don't have much confidence in measurements taken, as it's ...
3
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1answer
105 views

Is it better use Nylon fillement for cold pull even if I have been using PLA?

Using Prusa I3 MK3S I am using PLA fillement and I need to do cold pull from time to time. I noticed many people on Internet suggestusing Nylon fillement for clod pull. I wanted to reach out to this ...
1
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1answer
279 views

E3D V6 nozzle seized into heater block

The 0.4 mm brass nozzle in my Prusa i3 MK3 is worn out - the extrusion hole is visibly larger than the replacement nozzles I have to fit. So I’m trying to replace the nozzle. Unfortunately the ...
4
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3answers
563 views

The bottom of the printed objects has waves after replacing the nozzle

I had a problem with my nozzle on my homemade printer. The problem was that the nozzle with a 0.4 mm diameter wasn't putting out any plastic. I replaced the nozzle with a 0.2 mm one and now the bottom ...
1
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1answer
56 views

Wrench drops temperature of heater block when tightening nozzle

I've noticed when heating up the hotend to maximum operating temperature to tighten the nozzle against the heat break, after putting a wrench on the heater block, the temperature of the heater block ...
1
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2answers
166 views

How to replace the nozzle in my hotend assembly?

What should I take care of to replace the nozzle of the hotend assembly the right way? What kind of data, precautions, tools, steps, and verification are important for replacing the nozzle? The ...
3
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2answers
155 views

How to print at low temperatures (filament melting at about 70 °C)?

I'm using Cura to slice prints from a biodegradable polyester called PCL (Polycaprolactone). I need to print @ ~70 °C but extruder does not run until nozzle reaches 175 °C. Which setting to change so ...
11
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3answers
62k views

Ender 3 nozzle homes off the bed in the Y axis

I just received my new Creality Ender 3. I was going through and checking/adjusting everything for alignment, and I noticed that when you "auto home" the print head, the nozzle stops off the ...
21
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5answers
24k views

How to identify nozzle wear

E3D-Online and Make Magazine have written about the potential damage printing carbon fiber and glow in the dark filaments can do to your printer's nozzle. What I can't seem to find is what clues or ...
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0answers
44 views

Anycubic Mega S 3D printer: Filament is not exiting the nozzle correctly when printing

I have this weird problem with my brand new Anycubic Mega S. First of all I use the default "Normal 0.2" setting in Ultimaker Cura 4.8 and I am trying to print this *MICRO* All In One 3D ...
1
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1answer
443 views

Cura: How to prevent my 3D printer from auto cooling after prints

Is there a setting or G-code, to prevent Ultimaker Cura from setting the nozzle and build plate temperatures to 0? I have looked and have not found anything in the printer beginning/ending G-code, ...
1
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2answers
767 views

Removed Nozzle, Plastic Still Backed Up after Cold Pull on Ender 3

I am still very much a novice and learning so here is the situation: Filament was not extruding from nozzle. Checked the filament feeder (worked fine, filament was being squeezed through) and tried ...
2
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3answers
263 views

Passing from nozzle diameter 0.4 mm to 0.2 mm causing filament jamming in heater

Im using Prusa Slicer 2.1 for my FlyingBear Ghost 4. I just changed my 0.4 mm nozzle for a 0.2 mm but it seems to jam in the heater probably due to too much filament trying to get out by the nozzle. ...
5
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3answers
1k views

Change 1.75 mm 3D printer to 3.0 mm printer

I am planning on buying a cheap 3D printer to get into 3D printing, but the printer I'm planning to buy only takes 1.75 mm filament, I was wondering if it might be possible to change the hotend of ...
4
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2answers
4k views

How to measure the nozzle diameter?

On a Creality CR-10 Max, there is a bag of unidentified spares, which include three unmarked nozzles. There is a needle that is exactly 0.4 mm in diameter, which needle fits exactly inside one of ...
8
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1answer
987 views

Is there any reason *not* to use a steel nozzle for printing all materials?

I know that for printing some materials like the carbon-fiber filled PLA it's recommenced to use a steel nozzle since it'll wear-out a standard brass nozzle quickly. Is there any reason to prefer ...
0
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1answer
2k views

MK8 versus E3d V6 nozzle [duplicate]

I have an Ender 3 and Prusa MK3S using MK8 and E3D V6 nozzles respectively. I've read some difference between these two nozzles in question "E3D V6 nozzle vs MK8 nozzle, first layer adhesion"...
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1answer
269 views

For making V6 or Mk8 nozzle what tolerance specification we've to follow?

Both nozzles use M6 threads, which ISO thread specification do these nozzles use? And what should be the tolerance and surface finish (internal/external) of the nozzle bore? I found the drawings but ...
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0answers
45 views

What tolerance class does E3D uses for their metric thread nozzles?

As we know E3D nozzles use M6 threads. These are metric threads, so they've different tolerance classes but which tolerance class are they using?
2
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1answer
523 views

What are the pros and cons of writing nozzle size vs using e3d style dots on nozzle?

e3d uses this scheme to mark the size of their nozzle: How do I read this scheme? Do we read the second row of dots after completing the first row of dots or we read 1 dot from row 1 and second dot ...
5
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1answer
4k views

What is the functional difference between an e3D-Style nozzle, Makerbot MK8 and M6 Chinesium Nozzles?

There is pretty much an ecosystem of two Nozzle designs out there that share the M6 thread on the coupler to the Heating block: the e3D "snub nose" or "shouldered" design. the "Chinesium" nozzle ...
4
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2answers
372 views

Prints coming out very stringy

So these past few days I have been 3D printing again with my Ender 3 with PETG and 0.4 mm nozzle and while I have been using the same setting as usual I am seeing an unusual amount of stringing ...
0
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1answer
3k views

Material "clumping" when printing

I recently started swapping out my nozzle for different sizes. After a few times using a 0.4 mm, then 0.8 mm, then back to 0.4 mm, I now have this "clumping" going on when printing. The ...
0
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0answers
315 views

How to remove a stripped nozzle

A few months ago I got an Ender 5 printer. After a few successful prints with only PLA, I started getting a lot of issues. The last time I came back after an hour and there was just a bird's nest ...
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2answers
214 views

Extruder always clogs up almost immediately after cleaning

I have a very frustrating problem, my extruder clogs up pretty much immediately after cleaning it from the previous clog and I cannot figure out what the hell is going wrong. I use a genuine E3D V6 ...
4
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2answers
4k views

Prusa i3 MK3S keeps clogging during print. Ugly streaks sometimes, and complete clog when printing with lower layer lines

The extruder on my Prusa i3 MK3S keeps clogging while printing. Loading is fine, and each time it clogs, unloading and loading the filament seems to work. The filament extruded just after resolving a ...
3
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2answers
168 views

Nozzle jiggles when screwing into heating block

I've had the Ender 5 Pro, as is, for 3 months. After I tried a cheap PLA filament (maybe too cheap), it clogged the nozzle. I cleaned it, but any other filament I have would have similar problems ...
1
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4answers
2k views

Why do slicers have nozzle size settings? [duplicate]

It seems to me that the size of hole in the nozzle shouldn't matter in and of itself. If you program in the layer height and line width, then the same amount of plastic has to be extruded, no matter ...
13
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1answer
20k views

Which is the difference between MK6 and MK8 and even MK10?

I made and assembled my own 3D printer two years ago and I notice that some extruders are MK6 and MK(*whatever). Some of them has the block fuser horizontal and others vertical, then uses a nozzle ...
1
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1answer
1k views

Prusa MK3S 0.8 mm nozzle layers separating

I am currently printing a simple cup out of PLA (I will later anneal it). My nozzle is 0.8 mm and I'm using a 0.4 mm layer height. Unfortunately, the layers keep separating. They don't ...
1
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2answers
270 views

Is there any reason not to clean nozzles with fire?

Specifically using stainless steel nozzles, but I guess it's worth knowing about brass too. Is there any reason to be concerned about dimensional accuracy of the nozzle or anything like that as a ...
2
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1answer
73 views

Nozzle cleaning tool broken inside nozzle

Recently I opened up my printer (PowerSpec Duplicator i3 Mini V2)to clean the nozzle (it comes with the little tool to get tiny bits of filament out of the nozzle). Well, I was using that and when I ...