Description
eSUN ePLA-LW Lightweight PLA Filament
ePLA-LW is a lightweight PLA from eSUN developed for model aircraft. It uses active foaming: heat in the nozzle creates tiny bubbles inside the plastic, so printed parts come out much lighter than standard PLA. You control the foaming – and the weight and strength of the part – with the nozzle temperature.
Key features
- Low density: as low as 0.54 g/cm³ when foamed, versus 1.2 g/cm³ for regular PLA (foaming volume ratio up to 220%).
- Less material: one spool of ePLA-LW prints about the same volume as 2.2 spools of standard PLA, according to eSUN.
- Good interlayer adhesion and a matte, fine surface that hides layer lines.
- Easy to paint – ideal for RC planes, gliders, cosplay props and display models.
Specifications (from eSUN)
| Material | PLA with active foaming (ePLA-LW) |
|---|---|
| Diameter | 1.75 mm |
| Net weight | 1 kg (2.2 lb) |
| Density (foamed) | as low as 0.54 g/cm³ |
| Nozzle temperature | 190–270 °C (374–518 °F); higher temperature = more foaming and lighter parts |
| Bed temperature | 45–60 °C (113–140 °F) |
| Print speed | 40–100 mm/s |
| Cooling fan | 100% |
| Heat distortion temperature | 42–45 °C (108–113 °F) |
Printing tips from eSUN
- Disable retraction – with foaming material, retraction can clog the nozzle.
- Print one model at a time to reduce travel moves.
- Keep the print speed constant during the job.
Compatibility
For FDM 3D printers that use 1.75 mm filament and reach at least 190 °C at the nozzle.
What’s in the box
- 1 × spool of eSUN ePLA-LW filament, 1.75 mm, 1 kg (2.2 lb) net, in the color you choose (White or Black)
Shipping
Ships from a warehouse in the United States. Free shipping. Estimated delivery: 1–9 business days.












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