Prusa petg bridging. I run mostly default Prusa settings.
Prusa petg bridging. 15mm OPTIMAL) are from the official Prusa homepage. 45 mm width with 0. Jul 17, 2025 · Struggling with PETG stringing or poor adhesion? Discover the best PETG settings for nozzle temp, bed temp, speed, and retraction to achieve strong, reliable, and smooth 3D prints every time. We use PETG to print parts for our printers! Plastic bottles are also made from this kind of material. When printing in petg with 100% fan and 240 deg I get harp strings across the hole. 35mm nozzle, shooting for 0. Aug 7, 2019 · Bed 90°C Sections print between 220 - 260 in 5°C increments 0. This is with a 0. Nov 20, 2023 · My mk4 printed fine with the PLA that came with the printer, but when I am trying to print in PETG I can't get acceptable results. If the extruder cloggs up, create your own gcode and start with a higher temperature. This is the prusa slicer default profile 0. But many users struggle with sagging, stringing, or failed bridges. May 2, 2022 · What is PETG bridging in 3D printing? It is an extrusion of material between two raised areas of a printed object in 3D without support from below. Feb 2, 2025 · Remix of Tronnic's bridging tower, with the temperatures from highest on the bottom to lowest on the top. 6lh and . Let'see! Nov 27, 2023 · RE: PETG bridging, or stringing, or something else? I reduced my model to only print the problem area and take a better picture. This is the best I've been able to do by increasing fan speed to 100%, slowing way down (bridges at 20mm/s) , detect bridging perimeters checked, and increasing overlap to 50%. It may sound like an impossible feat, but with our printers, it’s not that difficult. I tried playing with the settings, upping the rectraction, but nothing helps with stringing and blobbing. Learn how to improve your printer's bridging! Apr 30, 2025 · Bridging is a critical feature in 3D printing that allows your printer to lay filament across open gaps without using supports. Mastering this technique enables faster prints, less material use, and cleaner results. Keep in mind that the best results are achieved only over short distances because… See full list on 3dprintbeast. I'm currently trying to print Multiboard bins and accessories that have various locations where bridging is required up to 30mm. Any ideas what would cause this?I have had this problem before replacing the following and the problem is the same with the new parts. IIRC, it's off for the first layer, then ramps up to 25%-30% or so over the next three layers. . My testing so far: "Best" results were with temps at 235C Bed Temp at 90C Fan set to 0-20% Bridges Fan Speed at 20% Speed for bridge moves (no Welcome to PETG, it sucks at bridging. 86. I am not getting clean prints on the edges, almost look melted. Hopefully the new PrusaSlicer avoid crossing perimeters algorithm will help with the stringing, but anyway a quick hot gun blast usually sorts that. 70K subscribers in the prusa3d community. Take a look at the included image. This way, you shouldn't experience clogging issues if the lowest temperature is not enough to properly melt the filament. Show off your prints, or ask a question… May 13, 2021 · Drooping on measly 5mm bridge with PETG I know PETG is notorious for its bad bridging, but I'm surprised that even small bridges are such a challenge. Jun 13, 2020 · PETG does not like bridging (it's less viscous and heavier than PLA), but try playing with fan speed and change it from default 50% on bridges to 80% for example. Try increasing the temperature but watch out for stringing and bridging issues. what they recommend is very different from prusa's "generic PETG". I have tried both input shaping, which gave alright results, but the bridges sucked. This was a bit tricky, because 3 of the four walls were quite consistent, but the 1st wall printed was always To me your surface finish looks a little bit too "PLA look-alike", given that this PETG is no "special matte" kind of PETG (don´t know the Prusa stuff). Bridging Angle (increasing from I run mostly default Prusa settings. Jan 26, 2023 · How to turn off bridging I am having problems with bridges over small holes up to 8mm in diameter. Its bridging- and overhang-behavior is usually worse, plus it is Prusa Mini+, Polymaker Polylite PETG, using PrusaSlicer I'm trying to dial this filament in, but I cannot get the bridging to be even remotely acceptable. I thought it was was the filament but I tried it on some other PETG I have that I know is good and got the same results. However, poorly tuned slicer settings often lead to sagging bridges, stringing, or failed spans. I started by doing a calibration for the extrusion multiplier using a single wall cube, and came up with 0. 32 votes, 62 comments. Most slicers have a feature to up the fan on bridging sections. 6 nozzle. Tips for successful printing Temperature settings and cooling Unlike PLA, PETG requires a heated bed (85 °C). A material like PLA bridges nicely because it's pretty rigid as it comes out, and when you tack it off to the other side, it shrinks a little and helps tighten things up. Application Mechanical parts Thanks to strength and durability, PETG is a great choice for mechanical parts. com 39 votes, 18 comments. gcode is sliced using Simplify3D with the "Multiple Processes" tool to set the temperatures at different layer heights. Nov 13, 2021 · Prusament PETG temperature tower and print problem Prusa PETG printed on Prusa MK3S with 0. Show off your prints, or ask a question… Did you use the . It saves time, reduces filament waste, and avoids post-processing headaches. Interested in a Sep 27, 2024 · XL Bridging Tuning I'm curious if anyone has had success in bridging on the XL. I've read many posts about the poor performance of bridges from XL/Prusaslicer and many seem to end in Prusa Slicer being the issue and to adjust 2 things. All things related to Prusa 3D printers. Jul 12, 2016 · Re: Bridging Test, eSun PETG In my opinion PETG is hard to bridge with because it's less rigid and doesn't shrink. I’m printing . Aug 17, 2017 · I'm trying to dial in bridging settings for HatchBox PETG on a MakerGear M2E. 67K subscribers in the prusa3d community. Best use PETG is used universally but is especially suitable for mechanical parts for both indoor and outdoor use. Then it get stringy, and does some sort of layer shift that causes a little bulge looking thing. What are your cooling settings in prusa? Petg is usually printed without a fan, but bridges need all the cooling you can get. This expert guide reveals how to print perfect bridges without supports by dialing in slicer settings, choosing I have printed a few different things out of PETG and have a bit of success but I have mostly stayed away from it because I just have such a good awful time with it. So it wasn't connected on one's side of a large square bridge. 15mm speed using the "generic PETG" filament preset. I had blobbing, stringing and poor bridging at every temperature level. I just tried to print a temperature and bridging tower with terrible results on every level. Many pre-sliced gcode files are provided, as well as 3MF files for re-sclicing, plus STL and STEP files. Most of the time this means "temperature too low for PETG". gcode directly or slice your own? I used the gcode and wondering if it actually has some issues the way he sliced it. And you probably don’t have enough cooling with a factory fan setup to do much bridging with petg. I printed my MK4 parts out of Atomic PETG, using the Generic PETG profile in PrusaSlicer. 9lw with about a 5mm bridge section, 250c. It seems like the layers just don't adhere, but I feel like I've tried just about everything. 15 Optimal (PETG) Profile from official prusa homepage Sliced with Simplify3D Attention!!! Watch the first few minutes of the print. Anyways, what can I do to get this bridging done properly? MK4, 0. Quality is so so, not great but passable until it gets to the bridge area. Apr 22, 2025 · Bridging is one of the most useful skills in 3D printing— creating horizontal structures that span gaps without using support material. It doesn't run at full speed. Does anybody know how to turn off bridging so the printer just continues to print as if the hole wasnt there? Oct 7, 2023 · Bridging is a 3D printing technique that lets makers significantly cut down on print supports. This guide explains the best slicer settings and techniques to improve bridging My main problem with a petg print with bridging was that when it turned at the other end it didn't overlay the bridge over the bridge at the other end. The PS default is 50% and works fine for me. I use Prusa filaments almost exclusively, quality is great, price is not excessive and they don't gouge you for shipping (obviously not an option in you live across the Mar 25, 2025 · RE: Issues printing PETG For strong petg parts you want as little cooling as you can get away with, petg needs temperature to melt into the previous layer, increasing the fan speed will give better looking prints but much weaker layer adhesion. I’ve replaced all axis bearingsComplete new Prusa E3D V6 hotend with Sep 17, 2020 · RE: Temperature Tower gcode? Thanks. Bridging is a term for printing layers over thin air without the use of supports. 25 mm layer thickness. Especially when the lowest temperature sections starts. In Prusa Slicer it’s ‘Bridges fan speed’. 4 nozzle. Also plastic parts on Original Prusa i3 MK3 are made of PETG material. A Temperature Tower designed to find the correct temperature for your filament!The included . PrusaSlicer does use the cooling fan for PETG by default. Most settings for the S3D profile (0. UPDATE 02/02/2025: Support for Prusa CORE One. Mainly on the XMotor side. NOTE: ONLY USE THE GCODE IF YOU ARE RUNNING AN ORIGINAL Dec 15, 2020 · RE: PETG: I Give Up! You really should persevere, PETG is far superior to PLA. Trying to find a good temperature for matterhackers PETG filament. nchcwf uer xw2ioje twu 0e98ueto 9ov2vka jv mmy r6 nhmz