Complete technical data sheet with print conditions, material properties, and performance specifications.
| Manufacturer | Sunlu | |
| Product Name | PLA Rainbow | |
| Filament Type | PLA | |
| Finish | Rainbow |
| Nozzle Temperature | 185-225 °C | |
| Bed Temperature | 50-60 °C | |
| Print Speed | 50-200 mm/s | |
| Cooling Fan | On | |
| Retraction Distance | 0.8-1.2 mm | |
| Retraction Speed | 30-40 mm/s | |
| Build Surface Materials | Textured PEI | |
| Support Material | PVA |
| Tensile strength (X-Y) | 50 MPa ±5 | ISO 527-2 |
| Elongation at break (X-Y) | 10 % ±3 | ISO 527-2 |
| Flexural strength (X-Y) | 85 MPa ±6 | ISO 178 |
| Flexural modulus (X-Y) | 2900 MPa ±300 | ISO 178 |
| Notched Izod impact strength (X-Y) | 6.5 kJ/m² ±2.5 | ISO 180 |
| Unnotched Izod impact strength (Z-X) | 8 kJ/m² ±3 | ISO 180 |
| Shore hardness | 83.5 D | ISO 868 |
| Heat deflection temperature (0.45 MPa) | 57 °C ±3 | ISO 75 |
| Glass transition temperature | 63 °C | ISO 11357-2 |
| Melting temperature | 164 °C | ISO 11357-3 |
| Decomposition temperature (5 % weight loss) | 374 °C | ISO 11358 |
| Vicat softening temperature | 54 °C | ISO 306 |
| Moulding shrinkage | 0.1-0.3 % | ISO 294 |
| Coefficient of thermal expansion | 101 µm/(m·°C) | ISO 11359-2 |
| Melt mass-flow rate | 5 g/10 min ±2 | ISO 1133 |
| Density | 1.21 g/cm³ | ISO 1183 |
| Flammability (UL 94) | HB | Data Sheet |
| Weak acids (pH 3-6) | Good | Data Sheet |
| Strong acids (pH <3) | Poor | Data Sheet |
| Weak bases (pH 8-10) | Good | Data Sheet |
| Strong bases (pH >10) | Poor | Data Sheet |
| Deionized water | Good | Data Sheet |
| Alcohol (ethanol) | Fair | Data Sheet |
| Ketone (acetone) | Poor | Data Sheet |
| Petroleum fuels | Good | Data Sheet |
| Ester | Good | Data Sheet |
| Technical Data Sheet | View Data Sheet | Version A/1 · 2026-03 |
| Safety Data Sheet | View Safety Sheet | Version 5.4 · 2023-10-19 |
| PLA Rainbow on sunlu.com | Open link |