Ender 3 stringing and blobs

Ender 3 stringing and blobs. Try using a different spool than the one that is causing the stringing. PLA stringing and blobbing could happen in some printers more than others. Creality Ender-3 V3 KE/SE. Step 3: Lower the Print Temperature. The best way to solve the stringing problem is retraction. However, it is incumbent to understand the issue of stringing 3D printing before you can try to resolve it. Here's what I get if I set everything to default, switch filament spool, and use a . Blobs and stringing, also warped bed on ender 3 Ive had the printer close to a year now and almost 1 spool printed, Ive squared the printer as much as possible, changed the coupler for a flexible one and printed a satsana fan duct, but I havent managed to eliminate blobs and stringing. Hi everyone :). I am convinced the problem is either hardware or printer firmware, because I have old gcode files from 1+years ago that print awful too, and used to print great. Jan 19, 2023 · Preventing PETG Blobs and PETG Stringing. Learn the best Ender 3 retraction settings! I had some minoir issues on my print (including some blobs) The first step is to do a full maintenance on your printer (in order) : -Clean it (everything, don't forget fans) -Upgrade your firmware (even if you have a recent one) -Check belts tensions (not too tight or loose) Feb 20, 2024 · Ender 3 retraction settings: The article explains how to tune the retraction settings for the Ender 3 range of 3D printers to stop stringing, which is a common issue that causes wispy strands of filament on the print surface. 5mm and retraction speed is 65mm/s. 5 mm is a low retraction distance. Nowadays, he primarily uses his Ender 3 to print functional parts that make his life more convenient whenever possible. I've played around with the settings a bit, but I keep getting blobs on the outside, and stringing on the print. Enable Retraction Settings I keep getting this fuzz/stringing and these random blobs around my prints, which also cause functional pieces not to fit together and smaller more detailed areas so gather ugly blobs of filament and stringing. PETG prints between 220°C and 250°C, but a temperature above 245 °C might cause nozzle damage. Flow rate Calibration 5. Apr 2, 2021 · What you're seeing does not look like stringing, which I would characterize as material that exited the nozzle after extrusion was supposed to have stopped, usually due to missing or insufficient retraction, but like the extrusions along the concave contours failed to bond to the previous layer and got drawn across to a point on the other side of the contour where some degree of adhesion resumed. 16 for the first time. But not on all filament. 32 mm; Wall line count: 2; Printing temp initial: 255 °C; Printing temp after first layer: 245 °C; Bed temp: 80 °C; 1 brim /r/3DPrinting is a place where makers of all skill levels and walks of life can learn about and discuss 3D printing and development of 3D printed parts and devices. The default value for an Ender 3 is 5mm and you can probably leave that one as is. File to download: https://ww Nov 7, 2023 · A temperature tower test can be invaluable here, helping you pinpoint the temperature at which your filament prints smoothly with minimal stringing. Read about the causes and how you can prevent them! Jul 18, 2021 · Retraction, or pulling the filament back during travel, relieves pressure on the nozzle. Let’s find out the differences. gcode file that was sent in-box from the manufacturer. How to Prevent PETG Stringing. I have an Ender 3 v2 neo, printing with PLA. The best Retraction Settings for an Ender 3 is Jan 25, 2024 · There are multiple causes of PETG stringing, including high print temperature, fast print speeds, and incorrect retraction settings. ” Jan 18, 2020 · I'm currently testing the Alfawise U30 Pro and the Ender 3 Pro in a side-by-side comparison. Oozing. 2 but to no avail. I tried a suggestion: change resolution in mesh fixes of Cura to 0. In most cases, there are many filaments was left on the 3D model after printing that be called as 3D printing stringing. Here are some tried and true methods to prevent PETG stringing. I keep getting blobs/zits on the prints that I've been doing, and I'm not sure how to stop them. 4mm Retraction speed: 35mm/s Fan speed: 100% Oct 9, 2023 · Stringing on parts coming from an Ender 3 can be a really annoying defect. I guess it's personal preference, but IMO thin strings are easier to get off of the printer than big blobs. Ender Series. A Subreddit for Ender 3 v2 users to seek help, share their creations and talk. The stringing probability is reduced by reducing the printing temperature. Feb 26, 2020 · How to upgrade the hot end to prevent stringing and the dreaded Bowden tube gap against the nozzle on your Creality Ender 3 or 5. Printer: Ender 3 Slicer: Ultimaker Cura Filament: Ender - PLA+ Temps: 210/70°C Printing speed: slow or fast does the same result Nozzle retraction: whatever Cura does when I enable all of the retraction settings Here, enthusiasts, hobbyists, and professionals gather to discuss, troubleshoot, and explore everything related to 3D printing with the Ender 3. Retraction speed: ≤40 mm/s Nov 22, 2023 · What are blobs and zits: Unwanted bubbles of over-extruded filament on a 3D printed model’s shell that ruin surface finish and block movement. As a reminder, most common print quality issues can be found in the Simplify3D picture guide. Jan 19, 2023 · Mike started his 3D printing journey with the Anet A8 when it first came out back in 2017, and has been obsessed with 3D printers ever since. Cura explicitly mentions that this setting is used to hide the Z-seam better, so I’d definitely test this variable and see how it affects blobs and zits. Ended up stopping the print because of heavy amounts of blobs and stringing, which usually doesn’t happen. Yo can go as low as 0% cooling, thus you will get best layer adhesion and least amount of stringing but you will have problems with overhangs and how precise you get the shapes like holes and fine details in your Welcome to the Ender 3 community, a specialized subreddit for all users of the Ender 3 3D printer. What causes blobs and zits: Too much filament being used, incorrect retraction settings, inefficient coasting settings, high pressure or speed, wet or damaged filament, and poor cooling system. Dec 12, 2023 · 3D print zits and blobs are a quality issue that affects appearance and function. May 4, 2022 · I'm using a Creality Ender 3 with out-of-the-box equipment and slicing with the most recent Creality Print version. 5mm. Debris and gunk built up on the outside of the nozzle can catch on the melted material during 3D printing and drag it along as it travels. The biggest thing to reduce stringing is to lower the temperature. A retraction distance of 1 to 5 mm should be sufficient. Pro tips to fine tune your Creality Ender-3 V3 SE and eliminate stringing! Get your Ender-3 V3 SE here:Amazon Links (As an Amazon Associate I earn from qual I solved the stringing issues plaguing my Ender 3 Prints with a bit of help from the 3D Printing Community. PLA Stringing And Blobbing In Ender 3 & Prusa. Even though the issues of PETG blobs and PETG stringing look different from the outside, they are caused by the shared problem of over-extrusion. The first thing you should try is increasing the retraction amount up to at least 6 mm. I reduced the resolution to 0. But not sure what I should be trying next as my last few test prints haven't shown much difference after changing the retraction settings etc. If you’re working with an Ender 3 Pro, try these settings to fix PETG stringing: Bed temperature: 85 °C; Nozzle temperature: 220 – 240 °C. and the print quality just overall seems bad. The issue started sometime this summer. PETG Stringing PETG stringing is a phenomenon that happens when filament oozing from the nozzle sticks to an already printed part and travels between two parts, creating annoying “hairs. 1. Every 3D slicing software has retraction settings, and we’ll go over them to help you get to a “no stringing” zone with all of your Ender 3 prints, Ender 3 Pro prints, or Ender 3 V2 prints. Aug 12, 2019 · 4. After trying out multiple different printing temperatures on over 20 different prints, I found that in my case, 220°C delivered the best results. This is caused by the filaments hanging down from the nozzle as it moves to a new position. If the retraction speed is 45mm/s, increase it by about 20% (54mm/s) and observe the model closely as it’s being printed. Apr 22, 2024 · General recommended Ender 3 retraction distance: 5 mm, increasing in increments of 1 mm if stringing occurs. Retraction Setting. You can eliminate this problem, once and for all by following these few simple steps. I am new to 3D printing and trying to figure out what changes I need to make to fix the stringing and little blobs on my prints. If you can rule out the causes of the stringing problem listed above, you should check the print temperature. Settings are default (bed: 70 °C and hot end: 200 °C). We'll cover everything from adjusting your retraction settings to performing a 3D print stringing test, to make enjoy string-free 3D printing. The filament might have gathered moisture, which will cause a lot of stringing. geekydrewbie January 11, 2024, 2:29pm 1. I have been going through guides to try and resolve some stringing issues. Those little wisps of plastic can ruin the print’s surface and increase post-processing time. 8 mm nozzle, Polylite PETG filament and a masking tape covered glass bed. In order to fix stringing, it’s useful to understand why it happens in the first place. 2 to . I’m using the ender 3 s1 with cura as my slicer. I did some googling and found suggestions indicating it may be a retraction issue. On the Ender 3, the Bowden tube’s rigidity is often the culprit. Make sure you select the most appropriate flair for your post. 05 default). Decided to try Orca Slicer, now my prints are full of strings and small blobs. Nov 21, 2022 · I have an Ender 3 Pro with the direct drive upgrade, aluminum extruder (The same problem happened with the plastic one), double-sided bed default black on one side and PEI on the other (Happens with both), aluminum adjustment knobs for bed with better springs, and upgraded spool holder with ball bearings. I was using Cura with my Ender 3 S1 Pro for the last 10 months, my prints were getting good, no more stringing, and so on. Oct 26, 2023 · PETG Stringing on the Ender 3 Pro. I say sometime because I did Having said all that, I still get stringing with PETG even on the best of days (although not blobbing), so I just deal with it through post-processing. The stringing problem often occurs because the print temperature is too high. Was printing a small character and decreased the layer height from . High temps equal more stringing. The photos are of a failed print at a couple angles, as well as what the nozzle extrudes when it begins to fail. PETG Stringing vs. Dec 20, 2022 · I am reaching the end of my patience with my two ender 3 printers, hopefully some of you can help me diagnose it. The good news is that you can solve this issue by correctly calibrating your Ender 3’s Retraction settings. The second is to disable z hop. I'm assuming you want to tune retraction due to stringing. I've done two test prints so far, and oddly enough, the blobs occur in the exact same places. Improve your print quality and save time and filament. Anyone else encountered this problem? Try decreasing the nozzle temperature by 5 – 10°C and check whether there’s less stringing. The Ender 3 and Prusa are two of the most common printers that generate these issues. 5 mm, and the Ender 3 profile provided with Cura sets it to 6 mm. Retraction distance: 6 – 6. Let’s take a look at how to fix your 3D print stringing issues. Dec 14, 2021 · Stringing is a very common issue in 3D printing and it can make your 3D prints look really messy. Tried calibration steps/tutorial, many attempts later my Retraction Test still have some (and some times a lot of) strings. So I got an Ender 3 a while ago and I've been having some problems with it for some time. Filament Humidity solution 4. Most pla prints well at 200-205. The first stop to eliminate stringing is through a proper retraction setting. New here as just started out with 3D I'm printing with PETG on my Klipper Ender3V2 with drivinator (direct dual gear extruded made from bowden one), but I'm experiencing massive stringing, but the main issue seems the blobs that are everywhere in the print. Share Add a Comment Jun 2, 2021 · I am using an Ender 3 with a Micro Swiss hotend and a 0. But now there are white patches as shown in the image. Retraction speed refers to the speed at which the extruder pulls the filament back during the retraction process. Whether you're looking for guides on calibration, advice on modding, or simply want to share your latest 3D prints on the Ender 3, this subreddit is your go-to hub for support and inspiration. Aug 8, 2020 · The ‘Outer Wall Wipe Distance’ is another key setting here, which I’ve set to 0. 04mm on my Ender 3. Knowing what causes stringing and how to fix it is critical for anyone involved in 3D printing. And check if you see more stringing with 40% or 80% cooling. That removed the zits. Zhop causes stringing. When the 3D printer extrudes the PETG filament in areas where it shouldn’t, blobs and stringing occur depending on whether the extruder is moving or not. The good news is that stringing is usually very easy to fix. Hello u/Nose_Fetish, . Mar 17, 2024 · This will not only help with PETG stringing and blobs, but it can also give you cleaner first layers and better overall layer adhesion. IMO the way to address the issue is to alter retraction settings. 5 (from 0. Things I have done to try to fix this: Nov 2, 2022 · 3. The reason why you want to retract the filament is to prevent the melted filament from leaking when the nozzle travels through a print gap. Mid-print, the extruder will print little stringy blobs, then nothing at all and prints in air. Cura's default is 6. Jan 11, 2024 · Ender-3 V3 SE - Stringing. Awful stringing/blobbing(see attached pictures). You can turn it off and see if it helps. The Bowden setup on the Ender 3 Pro V2 is great for many applications, but sometimes you need the precision that only a direct extruder can provide. When to modify Ender 3 to a direct extrusion system. Retraction speed should be at least 20mm/s to around 100mm/s. Jan 12, 2024 · Learn how to avoid 3D printer stringing with these easy tips and tricks. Hello, I am new the the 3D printing world, having just received an Ender 3 v2 a few days ago. Ender 3 v2 neo with 4mm nozzle. Jun 30, 2023 · The Ender 3 (V2/Pro/S1) printers are great at pushing filament, but stringing can be a problem. Hotend. I have used Cura for slicing with settings: Layer height: 0. A lighter or a heatgun is the way to go for stringing, but do it outside and make sure you wear a respirator of some kind so you don't inhale any decomposition products. The Alfawise showed strange blobs on parts, even printed in vase Welcome to the Ender 3 community, a specialized subreddit for all users of the Ender 3 3D printer. Trouble with first layer Ender 3 v3 SE Cura slicer default settings New to 3D printing, had some solid prints with this thing until one day it started stringing out of nowhere. PETG stringing can detract from the quality of your 3D-printed objects. I purchased an Ender 3 last week and am having some issues with quality prints. Aug 21, 2021 · I'm getting zits or blobs in lithophanes while printing on my Ender 3 and 10S Pro. Printing with PLA, retraction amount is 7. Stringing in the nozzle might be caused by a heat dissipation issue in the nozzle. Here, enthusiasts, hobbyists, and professionals gather to discuss, troubleshoot, and explore everything related to 3D printing with the Ender 3. Retraction speed. My Ender 3 makes lovely prints when it wishes, but more often than not, I run into this same issue. 230°C and up would create strings and blobs on the top layers or my models, in fact, you can see it here in the stringing tests I ran (I printed over 10 stringing tests using two different filaments until I got it right):. Filament. Here are the pictures. Stringing and oozing are often related, but they are two different issues. Other Tips. Welcome to the Ender 3 community, a specialized subreddit for all users of the Ender 3 3D printer. Apr 7, 2022 · 3D printing stringing is not the end of the world, even if it starts occurring in your new Ender 3. It has lots of blobs. In general you can print a retraction or temperature tower 2-3 times. My settings are: Temp: 230c Bed: 60c Retraction length: 0. ran the auto z offset and auto bed leveling and still had a crazy amount of stringing and blobs. The settings were 215c 50c 0. 12mm layer hight 50mm/s print speed. The print that has less stringing has a lot of blobs on the walls of the printer, which is what z hop is supposed to address. giz oicfgi jlhixh apkcq hpfbk zeahz sacu qlbnn azin xehaq