Partial
Siraya Tech Fibreheart ASA-GF on the CORE One+
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- Nozzle250–270 °C (482–518 °F)
- Bed100–110 °C (212–230 °F)
- Speed—
- Dry—
- Density1.1 g/cm³
Print at 250–270 °C (482–518 °F) nozzle, 100–110 °C (212–230 °F) bed.
CORE One+ maximums: nozzle 290 °C (554 °F), bed 120 °C (248 °F).
Sources & notes
Prusa CORE One+ with Siraya Tech Fibreheart ASA-GF: This filament is recorded as needing a hardened nozzle. The stock nozzle is not hardened.
Dataset imported 13 October 2026. Manufacturer page checked 14 October 2026.
Filament source · Printer source · Filament JSON
Prusa lists a 290 °C maximum nozzle temperature, a 120 °C maximum heatbed temperature, a heated enclosed chamber, a brass CHT nozzle, and MMU3 support.
An HT hotend rated to 400 °C is described as coming soon. That figure is not the stock maximum.
Questions
Can the Prusa CORE One+ reach the listed Fibreheart ASA-GF nozzle temperature?
The listed nozzle maximum of 270 °C (518 °F) is within this printer's maximum of 290 °C (554 °F).
Can the CORE One+ reach the listed bed temperature?
The listed bed maximum of 110 °C (230 °F) is within this printer's maximum of 120 °C (248 °F).
Is an enclosure required?
Whether an enclosure is required is not in our current sources.
Is a hardened nozzle recorded?
This filament is recorded as needing a hardened nozzle. The stock nozzle is not hardened.