Questions tagged [adhesion]

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

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7
votes
1answer
3k views

POM filament not sticking to the build plate?

In the creation of the process of printing my own bearings to reduce noise, minimize play/tolerances and size the bearings to the actual size of the application, I obtained a spool of Polyoxymethylene ...
11
votes
6answers
2k views

Can't get print to stick, no matter what I try

I'm new to 3d printing, so I might be missing something obvious. If so, please let me know. I printed my model successfully yesterday, but today I'm trying to print the same model and the first ...
3
votes
5answers
4k views

Filament lifts from the hot bed while printing

I have a Tevo Tarantula 3D printer. I'm trying to print a calibration cube. The slicer is Cura and is set for a 1.75 mm filament extruded by a nozzle of 0.4 mm, with a heat bed ...
13
votes
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 ...
12
votes
2answers
2k views

Second layer: gaps, poor adhesion - why?

I'm seeing the following pattern on my Prusa clone: The first layer prints OK, layer adhesion to the bed is good. The second layer shows the weird gaps. On larger pieces, or with an increased feed ...
4
votes
3answers
590 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 ...
4
votes
1answer
1k 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
votes
1answer
3k views

Getting PLA to stick to a cold bed

Right now my heated bed is down and I had no time to try and fix it and I am trying to print something for a friend. I am having the PLA lift around the edges which I have NEVER experienced. The glue ...
8
votes
4answers
7k 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 ...
6
votes
3answers
182 views

Bed Adhesion materials

There are all sorts of stories of what to put on your printer bed to make your part not come loose when it is printing but can be removed after it is done without requiring a hammer and chisel. Is ...
6
votes
3answers
5k 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 ...
6
votes
4answers
4k views

Support material first layer adhesion issues

I am quite new to 3D printing, and having difficulty printing first layer of an object with support. The object has a few curved surfaces that touch the print bed, so not a big starting foot print. ...
5
votes
3answers
674 views

What tweaks do slicers use to get rafts to stick?

I've always had trouble getting prints to stick directly on my bed, but had great reliability when use rafts. This didn't present a problem when I was using PLA, but I recently got a roll of PETG and ...
2
votes
2answers
2k views

Setting up a brim/raft for only a portion of the overall print

I'm trying to build an assembly with one larger part (about 50 mm x 50 mm), two small parts (about 10 mm x 5 mm) each, and one part that starts with two 2 ...
2
votes
3answers
643 views

What do you use to keep your blue tape from lifting?

I have a few issues with the blue tape, which I'm trying out for the first time. The tape seems to warp, bubble and lift from the aluminum plate when it heats and cools and during printing. I put ...
2
votes
1answer
98 views

Adhesion problem when printing calibration test

Here is my first attempt at printing a "Bed Leveling Calibration test". It obviously didn't come out as I would have hoped, but what can you say just looking at this picture? Is it possible to tell ...
2
votes
4answers
656 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 ...