High-speed filaments are polymers formulated to print at speeds above 250 mm/s while maintaining surface quality, layer adhesion, and extrusion fluidity. They are designed for new-generation CoreXY printers (Bambu Lab X1, Creality K1/K2, Prusa Core One, Anycubic Kobra) but also work excellently on traditional printers at reduced speeds.
When to use a high-speed filament
- Bambu Lab X1/X1C/P1/A1: at 250-500 mm/s, where standard PLAs cause under-extrusion.
- Creality K1/K1 Max/K2: to fully exploit CoreXY kinematics.
- Prusa Core One/MK4: at higher speeds with HS presets.
- Rapid production: prototypes needed "yesterday", small batches of 50-200 pieces.
- Events and demos: live printing for demonstrations and trade shows.
What's different from standard PLA
- Rapid crystallization: the filament solidifies faster after extrusion, essential at high speeds.
- Melt Flow Index (MFI): higher, to flow better through the nozzle.
- Low shrinkage: less stress on large parts at high speeds.
- AMS compatibility: most are optimized for multi-color systems.
Technical characteristics
- Recommended speed: 200-500 mm/s (vs 50-80 mm/s for standard PLA).
- Nozzle temperature: 200-240 °C — slightly higher to promote fluidity.
- Bed temperature: 50-65 °C.
- Materials: PLA HS (most common), PETG HS, ABS+ HS, and in some cases, nylon HS.
Brands on Strato3D
Sakata3D's PLA High Speed PRO line (14 colors), eSUN ePETG HS and eABS+ HS, Sunlu High-Speed PLA Marble, Copymaster3D Turbo PLA High Speed Matte, and others.
Frequently asked questions
Do I need a "high-speed" printer? No, they also work on regular printers — you just won't utilize their full potential at top speed.
Is the quality the same as regular PLA? At moderate speeds, yes. At full speed (>300 mm/s) surface quality is slightly lower, but perfectly acceptable for most uses.
Do they cost a lot more? Only 10-20% more than standard PLA.
Are they compatible with Bambu Lab AMS? Yes, they are specifically designed for AMS and similar systems.