Complete technical data sheet with print conditions, material properties, and performance specifications.
| Manufacturer | KINGROON | |
| Product Name | PLA Silk+ | |
| Filament Type | PLA | |
| Finish | Silk |
| Nozzle Temperature | 210-240 °C | |
| Bed Temperature | 35-45 °C | |
| Cooling Fan | Turn on | |
| Retraction Distance | 0.6-1 mm | |
| Retraction Speed | 20-40 mm/s | |
| Build Surface Materials | Cool Plate, High Temperature Plate, Textured PEI Plate | |
| Support Material | Support for PLA |
| Diameter | 1.75 mm | |
| Density | 1.27 g/cm³ | ISO 1183 |
| Melt index | 13.3-15.7 g/10 min ±1.2 | |
| Melting temperature | 158 °C | DSC |
| Glass transition temperature | 57 °C | DSC |
| Vicat softening temperature | 66 °C | ISO 306, GB/T 1633 |
| Heat deflection temperature (1.8 MPa) | 56 °C | ISO 75 |
| Heat deflection temperature (0.45 MPa) | 60 °C | ISO 75 |
| Saturated water absorption | 0.4 % | |
| Young's modulus (X-Y) | 1920-2340 MPa ±210 | ISO 527, GB/T 1040 |
| Young's modulus (Z) | 1710-1990 MPa ±140 | ISO 527, GB/T 1040 |
| Tensile strength (X-Y) | 29-37 MPa ±4 | ISO 527, GB/T 1040 |
| Tensile strength (Z) | 21-29 MPa ±4 | ISO 527, GB/T 1040 |
| Elongation at break (X-Y) | 2.2-3.4 % ±0.6 | ISO 527, GB/T 1040 |
| Elongation at break (Z) | 1.3-1.7 % ±0.2 | ISO 527, GB/T 1040 |
| Bending modulus (X-Y) | 2310-2610 MPa ±150 | ISO 178, GB/T 9341 |
| Bending modulus (Z) | 1990-2310 MPa ±160 | ISO 178, GB/T 9341 |
| Bending strength (X-Y) | 71-79 MPa ±4 | ISO 178, GB/T 9341 |
| Bending strength (Z) | 25-35 MPa ±5 | ISO 178, GB/T 9341 |
| Impact strength (Z), unnotched | 7.4-9.6 kJ/m² ±1.1 | ISO 179, GB/T 1043 |
| Maximum printing speed | 250 mm/s | |
| Impact strength (X-Y), unnotched | 16.9-20.1 kJ/m² ±1.6 | ISO 179, GB/T 1043 |
| Impact strength (X-Y), notched | 9.8-10.8 kJ/m² ±0.5 | ISO 179, GB/T 1043 |
| Chemical resistance: acids | Not resistant | Data Sheet |
| Chemical resistance: alkalis | Not resistant | Data Sheet |
| Chemical resistance: organic solvents | Not resistant to some organic solvents | Data Sheet |
| Chemical resistance: oils and grease | Resistant to most kinds of oil and grease | Data Sheet |
| Solubility in water | Insoluble in water | Data Sheet |
| Technical Data Sheet | View Data Sheet | Version 1.0 · 2025-12 |
| KINGROON wiki: PLA filament | Open link |