SUNLU PLA R 01 Rainbow PLA-filament 1.75mm 1kg 3D-printerfilament

Struggling to produce vibrant, eye-catching 3D prints without the hassle of manual filament changes? The SUNLU PLA R 01 Rainbow filament delivers a stunning multicolor effect straight from a single spool, seamlessly transitioning through a spectrum of hues as it prints. Ideal for adding depth and creativity to your models, this filament simplifies the process of achieving gradient color finishes.

Who is it for

This rainbow PLA filament is designed for makers, hobbyists, designers, and educators who want to create colorful prototypes, artistic pieces, or functional parts with a unique aesthetic. It is also a great choice for STEM projects, display models, or any print that would benefit from a vivid, ever-changing palette without the need for a multi-material system.

Main features

• Rainbow color-changing effect: multiple colors blended into one spool
• High precision: diameter tolerance of ±0.02 mm ensures consistent extrusion
• Recommended printing temperature: 190–220 °C
• Recommended bed temperature: 0–60 °C (heated bed optional)
• Net weight: 1 kg (filament only)
• Vacuum sealed with desiccant to keep filament dry and bubble-free
• Compatible with all standard FDM 3D printers using 1.75 mm filament

Specifications

• Material: PLA (Polylactic Acid)
• Filament diameter: 1.75 mm
• Diameter tolerance: ±0.02 mm
• Net filament weight: 1 kg
• Color: Rainbow
• Print temperature: 190–220 °C
• Bed temperature: 0–60 °C
• Melt flow index: 5–10 g/10min (190 °C, 2.16 kg)
• Tensile strength: 60 MPa
• Elongation at break: 3%
• Density: 1.24 g/cm³
• Spool material: ABS
• Spool diameter: 200 mm
• Spool width: 64 mm
• Spool hub hole diameter: 56 mm
• Packaging: Vacuum sealed with desiccant
• Bubble: 100% no bubble
• Compatibility: FDM 3D printers

Tips

For best results, store the filament in a dry environment and use a heated bed at 50–60 °C to improve adhesion. Since the color changes gradually, plan your model orientation to showcase the rainbow effect. Avoid printing at temperatures above 220 °C to prevent degradation.