Questions tagged [adhesion]

Questions about part-to-platform or layer-to-layer adhesion while 3D printing.

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1
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2answers
150 views

Are all glue sticks PVA-based? How to find out?

I'm struggling with bed adhesion for nylon on a glass bed (122 °C measured) in an enclosed chamber (45 °C near the front, likely more on top of the print bed). I used a glue stick to enhance adhesion, ...
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0answers
23 views

How to attach PEI sheet to glass for high temperature printing?

I am using an Intamsys FunMat HT, which has a "ceramic glass" bed. I'm not sure what "ceramic glass" means, the stuff behaves like borosilicate in the way it either chips or ...
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1answer
51 views

Internal thread not sticking to inner wall

I've been trying to print some M14 female threads. The male threads I've printed were perfect and fit into a female metal nut, but for some reason I cannot get the female threads to "stick". ...
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1answer
30 views

Layer bending with first layer not sticking

I'm pretty new to 3D printing, so I'm looking for some tips with following problem I have. I'm trying to print following model https://www.thingiverse.com/thing:4671256 on my Ender 3 v2. But as soon ...
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0answers
13 views

CR-10 not printing properly after Marlin 2.0.x and BLTouch installation

I flashed a new version of Marlin (2.0.x) because I bought a BLTouch sensor on my Creality CR-10 v2. Ever since I did that, my printer has terrible first layers (adhesion) and layer strength is weak. ...
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2answers
59 views

Filament sticks to nozzle

Normally, I'm all fine with my printer and filament. But today I changed the filament for another brand and no matter what, it sticks to the nozzle so nothing comes to the bed and soon my nozzle is ...
1
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1answer
48 views

What are the pros and cons of Painters tape?

Painters tape is a common quick fix to adhesion problems, and we know it doesn't need to be blue, but it is often recommended not to do. Why? When is painters tape best used or skipped upon?
1
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1answer
120 views

Issue with rim of first 5-8 layers of my Prints [duplicate]

I have this issue with my 3D prints on my Ender 3 printer bed. The first 5-8 layers are wider than the rest (exaggerated illustration shown in the 3D rendering below), I think this is because the 3D ...
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2answers
58 views

Has anyone applied four 200 x 200 mm PEI sheets to a 400 x 400 mm bed?

Of course I'm referring to side by side and not stacking or overlapping. 200 x 200 mm PEI and Kapton sheets are more readily available than 400 x 400 sheets. I'm wondering if anyone has tried this ...
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1answer
41 views

Removing test print from magnetic flexible paper coated build plate

I have a Monoprice MP10 with magnetic flexible paper coated build plate and I have just tried printing bed level test which is, of necessity, very thin on the build plate. Watching the item print, I ...
1
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1answer
104 views

Problem printing bigger models in the Ender 5

In all the bigger prints I print on my Ender 5 with PETG I have problems with warping and raft detachment during printing. I have a glass bed and I'm using Ultimaker Cura 4.6.1 standard printing ...
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0answers
57 views

Every print drops off plate

I am very new to 3D printing and just got an Elegoo Mars Pro. It's been a few days that I am trying desperately to print something, but every print (including the test file one) drops into the resin ...
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1answer
41 views

How to prepare bed for printing ABS filament?

I have never used ABS filament before, so my question is, how do I prepare my glass build plate for printing ABS filament? My second question, is, after you have prepared it, and have finished ...
3
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1answer
750 views

PETG warping - adhesion or temperature too high?

Ender3 v2, SIENOC PETG which advises temperature of 230-250 °C on the box. I'm printing on top of cleaned blue tape, using a temperature of 230 °C for the nozzle and 80 °C for the bed. I've had all ...
1
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1answer
243 views

I mistakenly used 90% ethyl alchool to scrape some PLA off my bed; did I ruin it?

I just printed my first cube from my newly arrived Artillery Sidewinder X1. I am totally new to 3D printing but I managed to correctly unbox, assemble and prepare it for printing. I used PLA filament ...
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2answers
50 views

Any possible issues with adding heat/cool down cycle in the end of print (PLA)

I'm printing with anycubic i3 mega on an ultrabase bed. When I first got the printer the prints were easy to remove from the bed after it cools down, I didn't need to put any extra effort. However ...
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1answer
997 views

Do you need to manually level the bed with a BLTouch? Adhesion issues with Ender 5 and BLTouch 1.3

I've just installed a BLTouch on my Ender 5 Pro and updated the firmware to 2.0.5.3 and enabled BL touch. I can send a G29 which probes all the points correctly, I ...
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1answer
37 views

Use fixation holes instead heated bed

I think that heated bed have some disadvantages - they arent always reliable, they consume additional electrical power. I can imagine one way how HB can be replaced - in some flat surface - glass or ...
1
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1answer
87 views

First layer rippling and no filament in the certain areas

Hello I'm new to 3D printing and I noticed some problem with my print. I've print it 3 times and relevel the bed now, I found that the right lower corner always have holes, some string problem ...
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1answer
296 views

Resin prints pulling away from build platform

My prints start out good, but seem to warp or pull away from the build platform at a later time. Should I divide up my support bases so they're not one big base? Should I sand/roughen the build ...
2
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1answer
47 views

Diagnosing why the left side of a print detaches from the board

I have and Ender 3 Pro, which I'm enjoying except for an intractable problem. No matter how carefully I level the nozzle and tighten the X belt, using this great guide, the prints seem to be tilting ...
2
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2answers
652 views

Ender-3 Pro - PLA mid-layer warping (layer separation) - salvageable?

I just got into 3D printing with an Ender-3 Pro. The test dog printed great, some custom small / thin objects printed good, and now I tried my first big object. Designed in tinkercad (link to my ...
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3answers
80 views

Poor adhesion on new layer - Monoprice mini select

On my Monoprice Mini Select v2 there is poor adhesion when the print head goes to put down a new layer on the bed as seen in the photo. Does anyone have a fix for this?
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2answers
191 views

Brim around just one section

I'm looking to print this item: https://www.thingiverse.com/thing:4274950 I want to lay it flat on the bed, 90° to how it's shown on Thingiverse. The problem is there's the one little corner on ...
2
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1answer
374 views

Problem printing circles/holes on Anycubic I3 mega

For some time I've been struggling to print models with holes going all the way through from top to bottom. Models without those holes print out just fine. I've spend quite some time on levelling the ...
2
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2answers
179 views

How can I add an offset to the first layer to increase clearance?

My printer is calibrated for a certain clearance from the heated bed, which is chosen based on PLA. I would like to try to increase it for the first layer for PETG, so that adhesion is reduced. The ...
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0answers
42 views

Per-Model Bed Adhesion in Simplify3D

I'm looking for a way to have different bed adhesion for different models in the same print. My question is similar to this question, but I'm using Simplify3D. I have an STL file that contains many ...
2
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1answer
81 views

FDM printer first layer infill swell upward

My Kossel Mini printer was working well. Recently I made some changes including replacing the nozzle and throat, adding a silicone heater cover. Now it has the problem of first layer adhesion. The ...
4
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1answer
4k views

What's the difference between “Initial Layer Width” and “Initial Layer Flow” in Cura?

I'm trying to increase adhesion of the first layer (as well as to fill gaps for a more even surface) by squeezing more material against the bed. The obvious way of doing that in Cura is by increasing ...
5
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4answers
787 views

First layer looks weird and print fails

Update below 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 ...
2
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1answer
436 views

What hairspray brands are known to contain PVA / PolyVinylpyrrolidone

It's common to use hairspray, especially AquaNet, as a bed adhesive. My understanding is this works because the spray includes a chemical called polyvinylpyrrolidone, or PVA. What other brands of ...
8
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2answers
3k views

Why doesn't PLA stick to heated bed?

I have a basic Creality Ender-3 with a black rough bed cover. I'm printing with PLA. After assembly, I printed 3 or 4 small toys sliced by Cura with basic settings. All were printed very well! ...
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0answers
74 views

Does anyone know what would cause this? [closed]

I’m a 3D printing newbie. I’ve tried adjusting various settings but nothing seems to help. Most of the brim looks great and I’m pretty sure my bed is level, but as soon as it starts printing the ...
13
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1answer
2k views

Why does hairspray work as an adhesive for ABS?

Since I have a 3D printer, I worked primarily with printing ABS. I tried multiple methods for adhesion (various soluble glues, ABS juice) but always had the most success with hairspray on clean ...
2
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0answers
92 views

Alternative raft generation

For some recent prints I have been using rafts as generated by Cura to aid in bed adhesion; which helps, but is not as reliable as I'd like it to. However, it seems to me that the raft generation ...
2
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1answer
607 views

first layer tearing

I have an Anet A8 and have a problem with my first layer. I printed nice prints but starting today the first layer is tearing in the middle: Any idea how to fix this?
3
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2answers
289 views

Build plate adhesion, PLA

Am just wondering if any conclusions can be drawn from this: Three corners are solid, but not the one in the centre of the plate. The bed was levelled before printing (and checked afterwards also). ...
2
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2answers
2k views

How would you clean/prepare a flexible/magnetic mat (e.g. Ender 5) as compared to a glass bed?

I have started printing about a month ago on an Ender 5 (using mostly PLA but recently also PETG) and it seems it's about time to give the print bed a more thorough cleaning than what I usually do ...
4
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0answers
103 views

DLP build plate adhesion

Does anyone have tips on improving build plate adhesion in DLP printers? I've heard a thin layer of resin or UV glue applied to the plate will help, but we're not sure if we leave the resin/glue wet, ...
7
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3answers
10k views

PETG layer adhesion

I've been playing around with PETG for the first time, and everything seemingly worked right just from the start - clean prints, no stringing, no bed adhesion problems, no warping or dimensional ...
8
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4answers
10k views

Why does the painters tape have to be blue?

I have been looking at getting some painters tape to use on the glass plate for better print adhesion, and everything I read suggests the blue painters tape, such as this: However, this white tape is ...
3
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2answers
158 views

ASA and BVOH adhesion

I am printing a mechanical part for my printer. It's a new mount for my extruders and I have been attempting to use BVOH as a support filament so that when my print is done it will cut down on the ...
3
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2answers
2k views

Removing glue residue on part after printing

Following advice I read elsewhere, I have covered my (heated) print bed with blue painter's tape, and before each print I apply an Elmer's purple washable glue stick to improve bed adhesion. After ...
4
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2answers
903 views

Polypropylene Bed Adhesion

I recently upgraded to a Polypropylene print bed, but I haven't actually been able to complete a print. Adhesion seems incredibly inconsistent, even on the same spot. Sometimes it goes down great, ...
2
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4answers
2k views

How do I get circles on small interior holes to adhere to the bed?

I’m using a RepRap printer, PLA (Hatchbox 1.75 mm), SketchUp, and Slic3r. The heated bed is covered with a blue polyester sticker. When I print small holes (1 to 1.5 mm radius), slicer software ...
6
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2answers
1k views

Infill not reaching perimeter

I've got several examples like the image below where the perimeter either doesn't bond to, or doesn't reach the infill. I tried adjusting the infil overlap ...
4
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1answer
51 views

Long prints shifting with Ultimaker 2

I am currently using Ultimaker 2+ to print some big parts with PLA. As long as the printing lasts for less than 15 hours (that's what I observed by experience, approximately), there are no problems. ...
3
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1answer
754 views

Adhesion issues using AmazonBasics PLA [duplicate]

I am a neophyte at 3D printing. My Ender 3 is now 4 days old and I modified it out of the box with a glass bed. My first print was a fairly complex item, but a mere 90 x 160 x 3.5 mm. Used the ...
3
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2answers
103 views

Printer fails to print a cube

I'm trying to print a calibration cube from PLA using a 70 °C heated build platform on a Prusa i3 Pro W. This results in: Please explain why it prints like this.
5
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3answers
2k views

Filament moving around and not sticking to bed

I have only just set up my Anet A6 today. I am trying to print a calibration box, but the print is moving around the bed while trying to print. Any ideas how to fix this? The documentation is very ...