Elegoo Neptune 4 Max Slicer Profile for Sunlu PETG
The Elegoo Neptune 4 Max printing Sunlu PETG (PETG) performs best at 245°C nozzle / 80°C bed with 0.8mm retraction. Tested by NeptuneCaptain.
🧪 Always Print a Temp Tower First. 3D printing results vary with ambient temperature, humidity, and machine variation. The settings below are community-tested starting points — run a temperature tower calibration before committing to a large print. Especially for new spools of filament.
🔧 Slicer Parameters
| Parameter | Recommended Value | Range |
|---|---|---|
| Nozzle Temperature | 245°C | 235–255°C |
| Bed Temperature | 80°C | 75–85°C |
| Retraction Distance | 0.8 mm | — |
| Retraction Speed | 35 mm/s | — |
| Max Volumetric Speed | 12 mm³/s | — |
📋 Printer & Filament Details
| Printer | Details | Filament | Details |
|---|---|---|---|
| Model | Elegoo Neptune 4 Max | Brand | Sunlu |
| Type | Bed Slinger | Material | PETG (PETG) |
| Drive | Direct Drive | Density | 1.27 g/cm³ |
| Nozzle | Bronze 0.4mm | Drying | 65°C / 6hrs |
| Filament Price | $20–$30/kg | Material | PETG |
💡 Maker's Notes: PETG on the Neptune 4 Max — slow down to 100mm/s for the large bed. The 420mm build plate makes PETG warping more likely. Use draft shield. PEI textured sheet recommended. Dry filament thoroughly before printing.
🔗 Other Filaments for Elegoo Neptune 4 Max
eSun PLA+ — 210°C / 60°C bed • PLAOverture PLA — 210°C / 60°C bed • PLAPolymaker PolyLite PLA — 205°C / 60°C bed • PLA