Jun 8, 2018 · Posted June 8, 2018 · Reducing Stringing with TPU95. 12mm layer height, retraction on, tried different filaments, but all my otherwise great print tests for executing small details have been sabotaged by this persistent stringing issue. He explains how to adjust them to get zero strings and Before we get into details, here is a brief checklist of solutions for TPU stringing: increase the retraction distance of the TPU filament. The function of ” retraction setting” can effectively avoid the stringing problem on the model’s surface and improve the printing quality and forming effect. 2 mm. Minimum Extrusion Distance Window. Jan 30, 2017 · 4,788 posts. You can think of it as if you lift your hot glue gun straight up or scrape to the side before lifting it away. The temperature tower tests stringing and bridging. Try turning it off for a quick test and see if that helps. Starting with the default Cura settings and tweak the distance by 1 mm at a time to find the optimal value. It is also how long it takes for your printer to retract your filament up the extruder. Retraction is how far and how fast your extruders pull back the filament. If the head move slowly, the material have more time to flow with the gravity, increasing stinging. As we’ve mentioned, higher printing temperatures can increase the chances of stringing. speed at 210°c and a bed temp of 60 with costing enabled. Type “combing” into the search box of the Print Settings menu. Note the quality and extent of stringing or oozing. 2 in). I did the top with the same speed divisions but with 8mm retraction. 5 mm. Use retraction speeds of 40-60 mm/s on direct-drive extruders and 30-50 mm/s on Bowden extruders. Compare the results of them all. This is typically due to plastic oozing out of the nozzle while the extruder is moving to a new location. In CURA 4. In addition to this keeping the z hop as low as possible is optimal. Oct 27, 2023 · 3D print stringing, also known as oozing or webbing, is a common issue that can mar the finish of your prints. Jan 19, 2023 · Here is how you can activate combing in Cura: Click the Prepare tab on the top of the Cura window. increase the retraction speed. The print settings are: 1)PrintTemp:200deg, 2)BedTemp:85degC, 3)PrintSpeed:50mm/s, 4)TravelSpeed:40mm/s, 5)Retraction:1mm, 6)RetractionSpeed: 50mm/s. Slicer software Simplify3D. As always, your results with these settings may vary depending on filament type and print speed, but they’re a solid Aug 12, 2022 · Too low of a value will not properly relieve pressure in the hot end, but too high of a value can cause jams and clogs. itsmeadmade. Coil size (diameter x width) - 175 x 77 mm. But even dry petg can be a pain to dial in. Pick the lowest number without stringing. Keep speed the same at 45. This print had 0 retraction and 40mm/s travel speed (non-print moves). Retraction speed is how fast the extruder will pull the filament back. To resolve the issue, you need to understand how Z-Hop works and why it is causing stringing. 5 mm at a time across tests, and once again, keep testing until you find the optimal retraction distance value where no blobs or stringing is present on your prints. Click the Custom button to see the print settings in detail. If you are using petg, same thing. Enabling retraction and configuring it properly should solve your 3D print stringing issues right away. Note: Cura 2. The recommended retract distance is 6mm. Mar 6, 2024 · All parts were printed with a skirt, but the skirt was removed for some of the pictures in order to more clearly visualize the oozing/stringing; Start Dialing in the Settings . 5 mm and 5 mm/s) but never both at the same time. My notes and disclaimers on 3D printing. The first thing you should try is increasing the retraction amount up to at least 6 mm. 8. I am struggling with some stringing issues. com/fdm-glossaryIn this video, we'll walk you through all the settings you need to know If your printer is susceptible to stringing, time lapse will only magnify that, so whatever you can do to reduce stringing will help solve your problem. Prusa recommends a 0. Instead it lifts the plastic up. This process can take time to figure out. 4mm suddenly removed almost all stringing in my tests (0. By activating the Wipe Nozzle Between Layers setting, the nozzle moves to a specific location on the X-axis after each layer. If you’re still encountering stringing problems after you’ve ensured that your nozzle is clean and that your filament is sufficiently dry, then it may be time to tweak your printer settings. I’m back up to around 4-4. Maybe even higher values are required if you use a Bowden extruder. Increase Retraction Speed. Nozzle clogging or dirt may cause stringing. 2 mm - Retraction 2 mm - Print speed 15 mm/s When it absorbs some moisture you can start seeing issues like stringing, blobbing and poor layer adhesion. Also, make sure you actually enabled retraction. Download The FDM 3D Printing Glossary Here:https://pages. Current settings: Nozzle: 235°C Direct drive retraction distance: 2mm @ 35mm/s Retract on layer change Wipe before retract amount: 70% Cooling: fan auto, min: 30% max: 80%, bridging fan: 100% Advanced cooling profile: set for flex filament. In this v Aug 9, 2022 · Improve your 3D prints. by Jackson O'Connell. Posted August 8, 2022 · Micro Swiss hot end stringing. Make sure RETRACTION is enabled. First, we must make sure that the “enable retraction” box is activated, to access the retraction parameters. If you get stringing on the test, increase your retraction in small increments like 0. 48K views 2 years ago 3D Printing for Beginners. In Cura, combing is an important setting that reduces retractions and can prevent stringing. Retraction Speed = 20 – 45 mm/s (5 mm/s steps) Retraction Distance (Direct Extruder) = 0. ,! A high number of my very best prints is sliced with this version and I'm still using it very much. Top/Bottom Thickness: 0. Looking ahead, the fight against stringing in 3D printing is evolving with technology and material science: Emerging Technologies. 3. Adjust your RETRACTION settings! That is what we are focusing on in the this post. Balance Travel Speed. While this is just the basic answer, keep reading to find out in detail how to use the “Wipe While Retracting” setting on your slicer software. The stringing probability is reduced by reducing the printing temperature. With Cura, Z seams can be no more! . Updated Sep 15, 2023. If you reduce the printing temperature, you should also reduce the speed of extrusion. See full list on clevercreations. I think all I can do is drop the nozzle temp Jul 12, 2023 · You can also do this on Cura by enabling the “wipe nozzle between layer” setting and fine-tuning the related settings. Nov 23, 2023 · This article explains five things you need to know about Z-Hops and how to prevent stringing when you use it. (If you are unable to see it there you will need to go into the “Settings” menu in the upper left hand corner Jan 19, 2023 · Lower the print temperature. That is certainly a possible approach - the problem is that this Ultimaker is being set up to be used in production, which means it would be expected to make trays of parts at a time to reduce change-over/excess handling. Change the material. Jul 18, 2021 · When the printer is ready to lay down more filament, it will replace the same 7 mm of filament in the hot end. This setting defines the distance (in mm) between the nozzle and the print when avoid already printed parts is enabled. It's a major contributor to stringing. Oct 26, 2023 · On your Ender 5, use the same print settings as you would on an Ender 3. These are the different combing modes to choose from when using Cura: Not in Skin. Sep 4, 2020 · Speed - I tried slowing down to 15 mm/s (from Cura's default of 50). You can dry your filament spools in an old dehydrator if you have one. b) If you want to keep speed. Advertisement. Nov 15, 2019 · Immediate setting to check is Printer Settings->Extruder 1->Retraction->Lift Z. Nov 2, 2022 · That’s when you need a retraction test for your current 3d printer and filament (yes, figures vary from different extruders and filaments). TPU - 205 °C - Layer thickness 0. The Combing Mode in Cura causes the print head to move mainly over already printed areas during extrusionless movements. (2) Click “Add a Retract Tower” in “Part for calibration”, and create a retract tower. 5K subscribers. You'd be better off printing smaller models designed specifically for tuning a particular feature (e. Aug 8, 2022 · 1,307 149. After retraction, push the filament back into the hot end to prepare your Ender 3 to print again. Following are photos of a stringing test with various combinations of settings. 5 Things To Know To Prevent Stringing When Using Z-Hop. 1 you can find this under the “Travel” tab in the settings. Filament diameter - 1. test the right retraction distance and retraction speed. The easiest way to do that is to calibrate your extrusion multiplier for each filament to account for differences between your slicer settings and real-world printer and filament specs. Decrease printing temperature Keep in mind, that is a torture test not really a calibration piece. From there use that temp and run a retraction tower test from around 2mm to 6mm you'll usually find no stringing around 4-6mm for Bowden setups. A 3d printer miniature chair featuring stringing issues. From now on, we will focus on Cura settings Jan 10, 2023 · In this video I'll use a Cura Calibration Shapes to quickly produce a retraction tower to reduce stringing on a completely stock Ender 3. Here are the experimental features you can enable in Cura to remedy the stringing issues of your Ender 5: Sep 7, 2020 · It can always be better! When you are making 3D prints to sell, less cleanup = more time. 2 layer. See pics, the failed print was at 210 and the other at 230 and slowed down the speed. I use Cura to great effect and on what I would describe as basic solid parts where the extruder remains with in the body of the object the results are excellent. 5,159 posts. I am into my 3rd month of using an Ultimaker with ulticontroller for part production using PLA. Running your extruder too hot makes the filament have too high of a viscosity. The default value is 100, which almost all users agree is way too high. Retraction Distance: 6. It's meant to test the capabilities of your tuned printer, not help you tune it. That is an unavoidable problem as the bowden would twist by u/leholino in 3Dprinting. But if I print something big like this that has long motions from orca it's absolutely amazing. 1 do not have its own gcode viewer. 8mm lift and 35mm/s retraction speed IIRC. A brush can be installed there to wipe the nozzle each time to avoid stringing. Too low of a value will lead to sloppy Mar 17, 2024 · Nozzle Temperature. In addition, try adding cooling to your printing process. The problem is that. Lower Printing Temperature. Aug 22, 2018 · Extrusion will also impact the clarity of the text and accuracy of the holes in that torture test model. The setting that you need to enable is called retraction, in this vide Best Way to Get Rid of Stringing on 3D Prints Using Cura + Get Smooth Top Layer + Block Supports. Fix My Print. 5 now, but I have a much nicer, all metal hot end now, so it doesn’t need to pull as much up. 5. Activate Wiping in Cura. Reply. This video assumes Run temp tower, retraction distance, and retraction speed tests. Dec 30, 2021 · 1. Increase avoid travel paths on advanced tab ins3d. need to set to 1,3mm retraction to prevent retraction testtower stringing. Cura's default is 6. Nov 16, 2023 · To correct the retraction minimum travel setting, go to the settings again and increase the value by increments of 5 millimeters (0. 1 mm (up in 0. Print the stringing test @ 200C, but change retraction distance to 4. ”. By doing so, you’re allowing your device in terms of extruding Jan 25, 2024 · Here are some tried and true methods to prevent PETG stringing. 2. Then do 5, 6 and 7mm (don't go any higher than 10mm), but keep the retraction speed constant. 5 mm steps) Cura Combing on “Within Infill” and during tests completely off. Its been pretty constant. Advice: It's better to set retraction speed within 20-100mm/s, and slowly increase the value can help you solve the stringing issue. Aug 12, 2019 · 4. 2mm I found online (i. This brief pressure relief can stop oozing and stringing. Looking for settings to reduce stringing/globbing with TPU. cant solve stringing issues. But else a winner. I recently tried out orcaslicer, and I love a lot of features they have, that Cura doenst have or less accessible. If you watch the bowden tube where it goes into the locking fitting on the hot end while you move the print head back and forth along the X beam by hand, you will see the bowden rotating at least a little bit. Avoid Printing with Higher Temperature. Hey everyone. I got the S1 pro, I could imagine you need to top the retractipon speed to 45, maybe also increase the distance but try to avoid if u get decent results with . No stringing at all for the casual stringing tests. Advanced Printers: New printer models with improved hardware precision and better temperature control are on the horizon, which could significantly reduce stringing While values around 0. 20mm cubes for dimensions and extrusion rates, retraction tests for stringing). 7 slicer Flashforge PLA (Tried 3 different colours of the same brand) Dual gear extruder with some different tubing (Im not sure its real capricorn) Settings I have tried: Jul 2, 2019 · 3. uhlots. 5 mm is a low retraction distance. I think now that various cura settings have more to do with the particular filament than they do the printer or the settings in general. Retraction Settings. It's not as "clean," but it makes it look like the layers are appearing Jul 12, 2017 · If it needs to change between model print areas, it performs a retraction and changes its position. But make sure, if you'll try this version,; that's combing mode is off and that Z hop when retraction is not enabled. It helps the printer to avoid crossing the walls of the object when traveling from one place to another, which minimizes the risk of stringing. Hi. 5 mm, and the Ender 3 profile provided with Cura sets it to 6 mm. This is referred to as “priming. Retraction is the most important factor in eliminating stringing. Decrease printing temperature. Dec 14, 2021 · Retraction speed. If the combining mode is not activated, the printhead moves in a straight line to the next layer. I then printed a benchy. PRINTING FEATURES. The retraction speed is the second most relevant setting for fixing stringing. Here’s the gcode for a PLA temp tower I did and here’s a stringing test you can slice after you have the right temp from the tower. Apr 17, 2020 · The cause of stringing is often simply over-extrusion. But what if there was one video that gives you. In our experience, enabling retraction settings in your slicing program helps to eliminate 90% of 3D printer stringing issues. Oct 3, 2012 · 63 posts. Adjust Settings Incrementally: If stringing is present, adjust the retraction distance and speed in small increments (0. The principle is very simple: you should direct the heat onto the hair strings to melt and remove them. Retraction off (left) vs retraction enabled () Retraction is the process of the printer’s extruder pulling the filament back away from the nozzle when the nozzle is moving over an air gap. It occurs when molten plastic leaks out of the nozzle and forms thin strands when the printer head moves from one point to another. Edit - See Zombie's comment below. Optimum printing temperature - 205 ºC. . Stringing (otherwise known as oozing, whiskers, or “hairy” prints) occurs when small strings of plastic are left behind on a 3D printed model. TL;DR: way more stringing in Orca slicer then in Cura, while using the same retraction settings. A Z seam is a visible line of imperfections running down the side of a print. So the solution is obviously to decrease the temperature as much as possible and look for the results. 4mm nozzle, direct drive extruder). TPU printing is now quite clean, with very little stringing, and with good layer-to-layer adhesion. For such cases, however, there is a feature in Cura with which you can wipe the nozzle after each layer to avoid stringing or ugly blobs. 21. Activate Combing in Cura. Next up, we will further examine the measures you can take to prevent TPU filament from stringing during the printing process in greater detail, go Feb 7, 2023 · What's more, if filament strands do exist that just cause a few flaws on the finished surface, you can remove stringing by post-processing like sanding or heating. Stringing is one of the most annoying and common issues in 3D printing – It leads to thin strands of plastic, leaving your print with that hairy “whiskers”-l Jun 26, 2022 · Here are the main reasons why stringing occurs. If there is still stringing on them all, pick the best one (least amount of stringing) and change the retraction speed. There are several ways to reduce stringing and oozing on your Prusa. 6mm retraction, 0. My results are pretty decent. Results got even worse. This is because melting the PLA filament at a lower temperature takes longer. Oct 12, 2023 · When you enable combing, Cura will alter the travel paths in the G-code file it produces in a way that prevents your 3D printer from crossing the walls of your prints during any of the travel moves whenever possible, even if it means that the nozzle will have to travel a longer distance, reduce stringing visible from the outside by hiding the Oct 3, 2016 · Retraction is a super useful setting you can use within your slicer to greatly improve the quality of your 3D Prints, but it's very misunderstood! In this 3D Jun 26, 2023 · If you configure Cura to use the print settings listed below, you can input 38 for Change Layer and 4 for Change Layer Offset right away, which will get things to work as intended: Nozzle Size: 0. 1. 8 mm. I have always used Cura and didnt really have any big problems, but I would I performed three tests on two divisions of the tower. minimize the nozzle temperature. Take a look at the following image of a chair that features a good amount of stringing. This reduces the number of retractions, which in turn prevents stringing and clogging of the nozzle. Mar 1, 2023 · It helps reduce stringing and the chances of the printhead hitting a section of the print. 4. 3. Increase the distance and speed to reduce stringing, but avoid going too high to prevent clogging the nozzle. Retraction is a useful feature of FDM 3D printers that helps to prevent common issues like oozing and stringing. e. So @flowalistik is right, lower temp/speed. The eSun PLA+ printed better aside from the stringing. I mainly use PrusaSlicer (as for some reason the quality output on prints seem much better) and have been struggling with stringing issues. Overcome this issue with these five simple solutions! Advertisement. You can check out my cura profile. I have calibrated e-steps, temperature, retraction, print at 50 mms, usually . I recommend turning tis setting turned on! Cooling. Learn how you can use combing mode in Cura! Advertisement. With Cura, Z seams can be no more! Read on to learn how. 85 drips more at high speeds/temps. Posted October 3, 2012 · PLA Stringing/blobbing. A greater avoid distance means a reduced chance of contact with the printed model, however a large avoid distance will significantly affect the length of the travel moves, impacting the print time, and chance Jul 12, 2016 · I almost print with 200 mm/sec travel speed, it reduce the print time a lot if the head have to travel a lot during the print and also I hear it helps with stringing. Fix the over-extrusion and you'll fix your stringing. increase the traveling speed. 5 – 2 mm (1 mm steps) Retraction Distance (Bowden Extruder) = 4 – 8 mm (1 mm steps) Retraction Minimum Travel = 0. On the first photo it is a calibration temp on orca I didn't change anything on the default and the second photo is on cura with the temp tower from printables. Both have been dramatically better at about 200 to 190 degrees. This video is an important follow up to my Ender Ender 5 stringing Issues. The optimal Minimum Extrusion Distance Window should be the same value as your retraction distance. 1-0. But, it is not always true. Jan 19, 2023 · The Cura slicer software offers a few experimental features you can activate to reduce and possibly eliminate stringing issues altogether, which come in especially handy if everything else you have tried has failed to solve the problem. Likewise, retraction speed changes how fast the filament is pulled back. Apr 19, 2024 · Z Seam (Cura): How to Hide It. When you open the slicing software, you can find the “Retraction Distance. Retraction speed determines how fast the filament will be retracted. Stringing after switching to orca slicer. Aug 17, 2019 · Stringing is gone, but underextrudes badly with default PLA profile at 210°C. Next, the Cooling setting section in Cura covers all the fan settings which impact how filament is cooled when it comes out of the nozzle. 200c 0. That's a work-around for over-extrusion meant to help avoid scarring when moving over horizontal printed surfaces. In our 3D printer, we use Tronxy Slicing Software or Cura Slicing Software. But the most essential Feb 20, 2024 · Though the Ender 3 V2 Neo is based on the V2, it benefits from slightly tweaked retraction settings to remove stringing on the Ender 3, Ender 3 Pro, and Ender 3 V2. Dec 18, 2023 · The Future of Stringing Prevention in 3D Printing. Jan 12, 2024 · 3D Printer Stringing: 5 Simple Solutions. Aug 27, 2022 · Retraction settings in Cura. 75 mm. Getting the right nozzle temperature for your PETG filament is the first step to preventing PETG stringing. How to Fix PETG Stringing on Prusa. 7. Sep 15, 2023 · Cura: Combing Mode – Simply Explained. I’m a bit lower, I actually was down to 2mm for a while, but that’s too low for a Bowden tube, that’s more of a direct drive retract distance. Less cleanup also means better looking prints as well. Hope this helps! 14. 5mm actually) and 90mm/s. all other settings standard for Cura 4. Maker's Muse video) doesn't seem to do anything, values of and above 0. Stringing can make 3D prints messy and unfinished, and weaken the structural integrity of the print. Click the rightmost panel to bring up the Print Settings menu. Possible you need to check the z-offset, dont ask my why. Lower the high printing temperature. Within Infill. Spool axle diameter - 44 mm. Layer Height: 0. Regularly cleaning the nozzle can avoid such problems. Thankfully, there are several settings within Simplify3D that can help Feb 3, 2021 · Cura 5. This increases the flow of filament from your extruder, leading to stringing and blobs when the May 2, 2022 · Cura retraction settings explained. That was the short answer. Continue to adjust this value slightly until you get the highest possible value where you no longer experience stringing. Enclosure - 187 x 187 x 83 mm. Printing temperature range - 200-220 ºC. Wall Line Count : 3. 48. Activate Coasting in Cura. This could result in stringing since the plastic won't be "scraped" of the nozzle on the edge. of ways to stop stringing Jan 4, 2019 · Chuck shows you two important Cura Settings for Retraction and Raft on Creality Ender 3 or CR-10 Mini. 7 is here and it brings a handy new workflow improvement when using Thingiverse and Cura together, as well as additional capabilities for Method series printers, and a powerful way of sharing print settings using new printer-agnostic project files! Read on to find out about all of these improvements and more. 2 mm - Retraction 1 mm. 4 mm. Z-Hop is a useful feature to have on 3D printers, but not when it is causing stringing. Retraction Speed: 45 mm/s. Composition - 100% PLA (Polylactic acid). a) 2. Posted January 31, 2017 · How can I get rid of the stringing? Saw this post. A 45 mm/s retraction print speed is the default for most slicer profiles, but if you’re experiencing stringing, try going up to 50 mm/s. Oct 2, 2021 · I suggest you create a separate slicer filament profile for each brand of TPU that you use, so you can easily make small adjustments without worrying about resetting them for some other brand. However, it can also reduce retractions and lead to an increase in stringing. Just dry your filament, every spool (even the new) is moist and it's 99% cause of stringing. I have set the gambit of different things I have formulated a simple 3 step process that you can run when you get a new reel of TPU filament, to get the best out of each reel, since they seem to vary 4. 5 Solutions for preventing 3D Printer Stringing: 1. Most newcomers to 3D printing don’t think about retraction settings Stringing or Oozing. This will help the filament to cool more quickly, reducing the amount of stringing. To avoid stringing in 3D printing, dry and store filament properly, clean the nozzle, adjust cooling, calibrate retraction and temperature, and use slicer tricks like combing and coasting. Jan 5, 2019 · I solved the stringing issues plaguing my Ender 3 Prints with a bit of help from the 3D Printing Community. Source: Youtube Make With Tech. by Brian Obudho. 25mm for example till you have no more stringing. Updated Jan 12, 2024. Do a temp tower, find a good temp for the filament. Can I ask for some tips on how to minimize or remove the stringing when printing on PETG?? TIA Im having some pretty serious stringing issues on my Ender 3 V2 Setup: Ender 3 V2 with latest firmware Cura 4. g. org Jul 4, 2020 · Learn how to quickly stop stringing on your 3d prints with this simple setting in cura. The bottom was with 6mm retraction at 20, 70, and 100 mm/s speed. Oct 7, 2022 · 2. 1. Sep 2, 2023 · To reduce the oozing, you will need to go the opposite way instead and increase the retraction distance by 0. If stringing occurred before you managed to adjust the settings or find the cause, you might have a chance to save the part by removing stringing with a heat gun. Click the dropdown menu next to the Combing Mode option Jan 20, 2022 · We would like to show you a description here but the site won’t allow us. flow rate at 100 percent. (1) Open Cura, click in the marketplace, then download calibration shapes. Enable Retraction Settings. As you already know, one of the common causes behind 3D printer stringing is to use an excessive amount of temperature while printing. If the above methods cannot solve the problem, it may be necessary to replace the PLA material, especially if the material has aged or become damp. I just got a new ender 5 and I have been struggling with stringing issues on all of my prints regardless of the retraction settings I'm using. Source Parameters related to retraction. Oct 9, 2023 · Reducing this value helps protect against filament grinding. In theory, it should avoid stringing between supports and the model. Initial Layer Height: 0. This represents about the worst oozing/stringing possible on this machine May 17, 2023 · Combing is a feature available in most 3D printing software, including Cura and PrusaSlicer. I'm tried from 4-7mm distance from 25-60mms r. Addressing stringing proactively, therefore, becomes essential for achieving cleaner and more professional-looking prints. 3D printer stringing is a common problem, especially with flexible materials. This is my first time printing on a PETG filament and there is a lot of stringing. basically the entire tower printed fine, so I chose the shorter distance (6. Line Width: 0. PLA for reference - 205 °C - Layer thickness 0. Hey all, I just recently got a CR-10 smart and have been an Ender 3 user for the past year. Oct 30, 2020 · Primary Steps to Reduce Stringing. Too low retraction speed certainly results in stringing. Clean the nozzle. Dry the filament spool. I’m using Cura to slice my prints as recommended by the dobot manufacturer. Remove PLA Stringing with a Heat Gun. （3) Find modify G-code in post Nov 8, 2022 · Avoid distance. ItsMeaDMaDe. Overcome this issue with these five I can find you ten videos each with a different way to stop stringing. As an alternative, instead of parking the nozzle at the corner of the bed to take the snapshot, park it in the center. If you’re still struggling with print quality after enabling retraction, consider adjusting the other print settings below. I tried to tune the temp,retract distance,retract speed and print speed (by overall %) with the towers but I still see What it does is lift the nozzle up to be sure to clear the model. This helps your nozzle reduce blobs or stringing that can affect your print. First of all, the ideal setting is the maximum temperature at which no stringing occurs. Cura retraction settings enable precise control over the retraction process, but the parameters can be confusing to beginners. Managed to get it to extrude okay, but temp was way up to 230°C and even at that temp there’s still some underextrusion. Retraction lengths > 1mm can pull molten material back up into the cold zone, so aren't recommended with the E3D V6 all-metal hot end. reduce the printing speed. MATERIAL. If it were just for engineering though I agree, printing one at a time In cura I use an extension to decrease the temperature by 5 degrees every 4 millimeters. Increase the travel speed. Clean the nozzle of your 3D printer. Updated Apr 19, 2024. For example, If you have 3 support towers with a 30mm gap between them, the printer prints the first tower layer, and its ok, then performs a travel May 26, 2020 · An Old version -right, this is Cura 2. ek ae xq yp ns ov gc yw vr gh