Sunlu PETG Filament Oak – 1.75 mm, Sunlu PETG Oak, 3D printing filament

Sunlu PETG Filament Oak is a 1.75 mm PETG filament for FDM/FFF 3D printers intended for printing durable, dimensionally stable parts. The material offers good layer adhesion, reduced warping and impact resistance, making it suitable for functional prototypes and end-use components where both appearance and mechanical performance matter.

Advantages

The filament combines the chemical and mechanical properties of PETG with reliable printability. It provides strong interlayer bonding, good resistance to mechanical stress and impacts, and maintained dimensional stability over time. These characteristics result in sturdy prints that resist deformation and retain their properties during extended use.

Suitable for

• Functional prototypes and engineering models
• Mechanical parts exposed to wear or impacts
• Indoor fixtures and durable household items
• Outdoor components requiring some weather and moisture resistance

When it may not be suitable

PETG is not the best choice when very high-temperature resistance beyond its heat deflection limit is required or for applications demanding extreme flexibility. Thin, highly detailed decorative prints that require a very glossy finish may be better produced with other materials or post-processing to improve surface gloss.

Key specifications

• Diameter: 1.75 mm
• Color: Oak
• Density: 1.27 g/cm³
• Vicat softening temperature: 68 °C
• Heat deflection temperature: 68 °C
• Melting temperature: 195 °C
• Melt flow rate: 5.3 g/10 min
• Tensile strength: 53 MPa
• Elongation at break: 17.3%
• Flexural strength: 77 MPa
• Flexural modulus: 2226 MPa
• Impact strength: 2.7 kJ/m

How to use

Load the 1.75 mm Sunlu PETG filament into an FDM/FFF printer and set printing parameters close to the material’s melting range—typical nozzle temperatures are around 195 °C, with bed temperature and print speed adjusted according to your printer and model geometry. Ensure good bed adhesion using a suitable build surface or adhesive and enable cooling and retraction settings as needed to reduce stringing. Calibrate extrusion and first-layer height to secure reliable layer bonding and dimensional accuracy.

What to consider before purchase

• Verify printer compatibility with 1.75 mm PETG filament.
• Check required nozzle and bed temperature ranges for your printer.
• Consider if the Oak color and surface finish suit the intended use.
• Assess whether PETG’s heat deflection temperature meets the application’s thermal demands.

Usage recommendations

For best results with Sunlu PETG Filament Oak, print at recommended nozzle temperatures, use a heated bed and proper adhesion methods, and allow parts to cool slowly to preserve dimensional stability. Adjust retraction and cooling to balance surface quality and stringing control.