3D Printer Filament Sunlu PLA+ Silk Tri-Color (orange, blue, green)

Sunlu PLA+ Silk Tri-Color filament in orange, blue and green produces prints with a glossy, silky surface and changing color effects depending on light and viewing angle. The material is a PLA+ formulation that combines an attractive silk finish with enhanced mechanical properties and reliable dimensional accuracy. It is intended for FDM/FFF 3D printers and is suitable for decorative items, figurines, prototypes and visual models where a refined appearance and good strength are required.

Advantages

The filament provides a smooth, glossy surface directly from the printer and reduces the need for post-processing. Its PLA+ formulation increases toughness and flexibility compared with standard PLA while maintaining good printability. Consistent diameter and low shrinkage help ensure stable feeding and predictable print results across a wide range of FDM printers.

Suitable for

• Decorative models and display pieces
• Figurines and miniatures
• Visual prototypes and concept models
• Gadgets and non-load-bearing parts with an aesthetic finish

When it may not be suitable

This filament has a silk gloss finish and improved mechanical properties but a moderate heat resistance; its Vicat softening temperature is around 54 °C and heat deflection approx. 57 °C, so it is not ideal for parts exposed to high temperatures. For demanding functional parts requiring very high thermal resistance or food-contact certification, choose a material designed specifically for those conditions.

Key specifications

• Colors: orange, blue, green (tri-color)
• Material type: PLA+ with silk finish
• Density: 1.23 g/cm³
• Vicat softening temperature: 54 °C
• Heat deflection temperature: 57 ±3 °C
• Melting temperature: 164 °C
• Melt flow rate: 7 ±2.5 g/10 min
• Tensile strength: 50 ±4 MPa
• Elongation at break: 11 ±3 %
• Flexural strength: 78 ±5 MPa
• Flexural modulus: 2600 ±300 MPa
• Impact resistance (X–Y): 78 ±5 kJ/m²

How to use

Load the filament into an FDM/FFF 3D printer using standard PLA+ settings. Recommended starting nozzle temperature is near the material melting temperature while taking into account your printer and nozzle; adjust print temperature and speed to achieve good layer adhesion and the desired surface gloss. Verify nozzle diameter and compatibility before printing to avoid clogs. Use a heated bed or build surface suitable for PLA to improve first-layer adhesion, and allow parts to cool gradually to minimise warping.

What to consider before purchase

• Check that your printer’s nozzle and feeder are compatible with the filament diameter and silk PLA+ material.
• Consider operating temperature of final parts—this filament has moderate heat resistance and is not suited for high-temperature applications.
• Decide if a tri-color effect fits your project’s visual requirements; color transitions depend on part geometry and orientation.

Usage recommendations

For best results print at temperatures and speeds that give smooth extrusion without stringing; test small samples to set optimal parameters. Orient parts to maximise attractive color transitions and use slow, consistent cooling to preserve surface sheen.