Complete technical data sheet with print conditions, material properties, and performance specifications.
| Manufacturer | Polymaker | |
| Product Name | HT-PLA-GF | |
| Filament Type | PLA | |
| Finish | Glass Fiber |
| Nozzle Temperature | 210-230 °C | |
| Bed Temperature | 25-60 °C | |
| Print Speed | 350 mm/s | |
| Cooling Fan | ON | |
| Retraction Distance | 1-3 mm | |
| Retraction Speed | 20-40 mm/s |
| Density | 1.337 g/cm³ | ISO 1183, GB/T 1033 |
| Melt index | 22.9 g/10 min | 210 °C, 2.16 kg |
| Shrinkage (X-Y) | 0.05 % | |
| Shrinkage (Z) | 0.05 % | |
| Shrinkage (diameter) | 0.1 % | |
| Glass transition temperature | 59.76 °C | DSC, 10 °C/min |
| Melting temperature | 174.87 °C | DSC, 10 °C/min |
| Crystallization temperature | 81.56 °C | DSC, 10 °C/min |
| Decomposition temperature | 348.15 °C | TGA, 20 °C/min |
| Vicat softening temperature | 148.9 °C | ISO 306, GB/T 1633 |
| Heat deflection temperature (1.8 MPa) | 59.7 °C | ISO 75 |
| Heat deflection temperature (0.45 MPa) | 75.5 °C | ISO 75 |
| Vicat softening temperature (annealed) | 148.3 °C | ISO 306, GB/T 1633 |
| Heat deflection temperature (1.8 MPa) (annealed) | 84 °C | ISO 75 |
| Heat deflection temperature (0.45 MPa) (annealed) | 114.7 °C | ISO 75 |
| Young's modulus (X-Y) | 3793.85 MPa ±129.17 | ISO 527, GB/T 1040 |
| Young's modulus (Z) | 3018.1 MPa ±83.42 | ISO 527, GB/T 1040 |
| Tensile strength (X-Y) | 50.09 MPa ±0.73 | ISO 527, GB/T 1040 |
| Tensile strength (Z) | 23.68 MPa ±1.28 | ISO 527, GB/T 1040 |
| Elongation at break (X-Y) | 2.77 % ±0.45 | ISO 527, GB/T 1040 |
| Elongation at break (Z) | 0.85 % ±0.05 | ISO 527, GB/T 1040 |
| Bending modulus (X-Y) | 3684.87 MPa ±115.49 | ISO 178, GB/T 9341 |
| Bending modulus (Z) | 2197.76 MPa ±269.42 | ISO 178, GB/T 9341 |
| Bending strength (X-Y) | 86.41 MPa ±1.38 | ISO 178, GB/T 9341 |
| Bending strength (Z) | 29.21 MPa ±1.42 | ISO 178, GB/T 9341 |
| Notched Charpy impact strength (X-Y) | 5.31 kJ/m² ±0.46 | ISO 179, GB/T 1043 |
| Notched Charpy impact strength (Z) | 4.28 kJ/m² ±0.18 | ISO 179, GB/T 1043 |
| Young's modulus (X-Y) (annealed) | 4206.91 MPa ±182.01 | ISO 527, GB/T 1040 |
| Young's modulus (Z) (annealed) | 3052.15 MPa ±101.57 | ISO 527, GB/T 1040 |
| Tensile strength (X-Y) (annealed) | 50.2 MPa ±0.93 | ISO 527, GB/T 1040 |
| Tensile strength (Z) (annealed) | 22.46 MPa ±1.54 | ISO 527, GB/T 1040 |
| Elongation at break (X-Y) (annealed) | 2.3 % ±0.2 | ISO 527, GB/T 1040 |
| Elongation at break (Z) (annealed) | 0.79 % ±0.07 | ISO 527, GB/T 1040 |
| Bending modulus (X-Y) (annealed) | 3948.4 MPa ±67.03 | ISO 178, GB/T 9341 |
| Bending modulus (Z) (annealed) | 1953.62 MPa ±260.81 | ISO 178, GB/T 9341 |
| Bending strength (X-Y) (annealed) | 87.76 MPa ±1.96 | ISO 178, GB/T 9341 |
| Bending strength (Z) (annealed) | 29.17 MPa ±2.69 | ISO 178, GB/T 9341 |
| Notched Charpy impact strength (X-Y) (annealed) | 4.92 kJ/m² ±0.5 | ISO 179, GB/T 1043 |
| Notched Charpy impact strength (Z) (annealed) | 4.37 kJ/m² ±0.27 | ISO 179, GB/T 1043 |
| Resistance to weak acids | Good | Data Sheet |
| Resistance to strong acids | Poor | Data Sheet |
| Resistance to weak alkalis | Fair | Data Sheet |
| Resistance to strong alkalis | Poor | Data Sheet |
| Resistance to oils and grease | Good | Data Sheet |
| Technical Data Sheet | View Data Sheet | Version 1.1 · 2025-05 |
| Safety Data Sheet | View Safety Sheet | Version 1.0 · 2025-05-08 |
| Polymaker HT-PLA-GF TDS page on wiki.polymaker.com | Open link | |
| Polymaker HT-PLA-GF on us.polymaker.com | Open link |