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🖤 Print Light, Print Right — Elevate Your 3D Game with Featherlight Precision!
Polymaker Light Weight PLA Filament is a 1.75mm, 0.8kg spool of low-density (0.9g/cm³) PLA designed for high rigidity and excellent layer adhesion. It prints on most 3D printers using standard PLA settings without foaming issues, delivering matte-finished, dimensionally accurate parts ideal for lightweight applications like RC planes and drones. The filament is vacuum-sealed to prevent moisture and tangling, ensuring reliable, warp-free printing with a professional finish.















| Additional Features | Foamed and Pre-foamed for Lightweight Printing |
| Asin | B09H2SL2PC |
| Best Sellers Rank | #11,657 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #353 in 3D Printing Filament |
| Brand Name | Polymaker |
| Color | 111 - 1.75mm Black (Hex Code: #2f2e30) |
| Customer Reviews | 4.4 4.4 out of 5 stars (534) 4.4 out of 5 stars |
| Included Components | Polymaker PolyLite LW-PLA - 1.75mm - 800g - Black |
| Item Diameter | 1.75 Millimeters |
| Item Weight | 0.8 Kilograms |
| Manufacturer | Polymaker |
| Manufacturer Part Number | PA08001 |
| Material Type | Polylactic Acid |
| Model Number | PA08001 |
| Number Of Items | 1 |
| Unit Count | 28.2192 Ounce |
User
It took some dialing in but it is worth it!
The important bits: layer bonding and strength is incredible! very rigid and much lighter than PLA or PLA+ but heavier than foaming lightweight PLA. I am going to use this on all my future 3D printed planes!Now my long boring story :)Patience was the key with this filament! I have seen too many great reviews to think that there was an issue with the filament itself. I took the recommended approach of printing using PLA settings and increasing the retraction distance and speed to the settings recommended on polymakers website.My prints were completely unusable initially. I didn't have a lot of time after work to run calibration tests but I did what I could in my free time. I would change one setting and print a part, I didn't write anything down and I didn't keep track of my changes. The poor print quality was completely my fault for not taking the proper time to dial in the print settings. I even tried multiple slicers!I finally had a day off! no chores, no work... time to get this right :)I started with the basics, e-step calibration and PID tuning. Those were very close to perfect already so I knew that wasn't my issue. I started back with the defualt PLA settings and did a retraction test (two 10mm cubes spaced 40mm apart). I would do a print and take a picture, record the settings and results and then make only 1 change to 1 setting at a time until I got the setting dialed in. Then I would move to the next setting. Rinse and repeat until I got everything dialed in. About 10 hours later, a nearly perfect print with just the smallest amount of stringing!Don't do what I did and just get frustrated and start throwing different settings at this stuff! It took the perfect mix of speed, temp, retraction speed & distance as well as extra prime after retraction to get this stuff dialed in. A change to any one of those setting will throw off the print!Cura 5.10Artillery Sidewinder X2 (love this printer!)Fulament magnetic flex PEI bedTemp 190Bed temp 60 (I always run 60 for everything, just seems to work)Print speed 40mm/sTravel speed 250mm/sRetraction 3.5mmRetraction Speed 35mm/sExtra prime after retraction .36mmMy issue was an extreme amount of stringing and oozing. I am printing a single walled print and it is important to have a strong Z seam. The loss of material during travel moves and layer changes made the Z seam very weak.
User
Good stuff for what it is!
This stuff prints great. Just like regular PLA except with a little post cleanup required. However, it must be noted that if you’re trying to print RC planes, this is NOT the active foaming LW PLA that many RC planes are supposed to be printed out of. That being said, this pre foamed filament will likely still work, just a bit heavier and more expensive. Way easier to print though.
User
Great for R/C aircraft
Works great prints very well on my creality ender 3 s1 pro.Prints seem to be strong and very light. I am printing parts for a R/C airplane. I bought a second spool because i really liked how well it works
User
As Described
So far so good! It really does print with my standard PLA settings.
User
Great once you get the hang of it.....
So this is my first time using this filament, I have used dozens of others in my print farm. I wanted to print a RC airplace and its doing a great job with a few issues. The settings I use worked on a couple of printers. Because it doesnt stick well onthe first layer I used 0.3mm first layers with a brim of at least 3mm. It get very stringy over 200C, in fact if its a small part you need to start at 190C and do the rest at 192C to get good layer bonding, and it does bond very well, but only with an extrusion multiplier of 1.15. I printed two of the same center wing parts, one in PLA+ and the other in this, the PLA weighed 18g and the LWPLA weighed 15g not a huge difference but enough. I also like the texture of the finished parts, it foams a little so you have a hard time seeing the print lines. One last thing, before printing the fillament is a little brittle, if your printer bends it around a small radius it will snap.
User
Works great
Works great highly recommend. I use it to make RC Planes. You have to play with it for a bit to get your settings right. What i did on my bamboo p1s I put it as regular PLA setting and it did great.
User
Stick with PLA-AERO
Active foaming PLA is vastly superior.Ironically, the BambuLab PLA-AERO required less tuning and is less finicky. It is more expensive, but also significantly lighter.Just stick to that. This stuff is incredibly finicky and frustrating to work with.
User
Easy to work with
Like most PLA you have to find your grove in temp and bed temp during printing. I do recommend that if you work in a humid area - dry it out before a run. I also use a thin layer of glue stick on the print board to keep the initial layers in place. Very strong and much lighter than the PLA or PLA+. I use it in combination with PLA+, the light is perfect for airframes, wings, nose cones etc... Not so good for gears, servo arms or moving parts which can easily be stripped. It is prefoamed so the parts come out as designed. The ball cam shown here is mostly PLA LW with PLA+ only on the control arms and inner gears.
User
la bobine livrée n'est pas dans un sac étanche. risque d'humidité.
Les températures d'impression ne sont marquées que sur la boite : reportez les sur la bobine pour ne pas oublier.Le fil est '' rèche '', pas lisse avant impression.La bobine fait 800g pas 1kg, comme prévu.
User
Game Changer
Polymaker LW filament is top-notch. I use it with a dryer, printing at 50 mm/s, 750 mm/s² acceleration, and 210°C. Taking it slow pays off—prints come out super clean with amazing detail and great adhesion.
User
Price is Higher than Usual.
Iam a Rc plane enthusiast ,few days back I bought this filament for less than 3500 / 800 grams . Now the price is very high. Please encourage RC hobbists by offering with minimal margins so that more people will use your product.Quality: Good qualityPrice : very High
User
Pla lw.
Ne tient pas ses promesses. Il est facile à imprimer mais question poids on gagne environ 25pc par rapport à un pla normal et non 50 pc .J'avais acheté celui-ci pour imprimer un avion rc. Un pla lw (e sun par exemple) est beaucoup plus léger.A déconseiller pour la réalisation de pièces qui doivent être légères.
User
Tangles often
I had two spools that printed no problem, but two spools that were packed too tight causing binding and causing the print to fail. I really like the filament when it works, but the fail issue is terrible. The texture is gritty so it is more likely to get stuck. The sticking is only due to it being compressed against the roll walls, nothing to do with the printer.
Trustpilot
3 weeks ago
2 weeks ago