Outside limits
Siraya Tech Fibreheart PPA-CF Core on the P1S
P1S needs a hardened nozzle for this filament.
- Nozzle280–320 °C
- Bed80 °C
- SpeedNot listed
- Dry—
- Density1.23 g/cm³
P1S maximums: nozzle 300 °C, bed 100 °C.
Sources & notes
Bambu Lab P1S with Siraya Tech Fibreheart PPA-CF Core: The listed nozzle range reaches 320 °C, above this printer's maximum of 300 °C. The listed bed maximum of 80 °C is within this printer's maximum of 100 °C. Enclosure required is not listed for this filament. A hardened nozzle is recorded for this filament. The stock nozzle is not hardened.
Filament dataset verified date 13 October 2026. Printer source checked 14 October 2026.
Filament source · Printer source · Filament JSON
The P1S specification table lists a stainless steel nozzle, a 300 °C maximum hot end, and a 100 °C maximum build plate. The shell is plastic and glass.
Bambu Lab describes the P1S as a fully enclosed body and says fiber-reinforced filament is not recommended until the extruder and hotend are upgraded.
The P1 series page describes a direct-drive extruder and AMS multi-color printing.
Questions
Can the Bambu Lab P1S reach the listed Fibreheart PPA-CF Core nozzle temperature?
The listed nozzle range reaches 320 °C, above this printer's maximum of 300 °C.
Can the P1S reach the listed bed temperature?
The listed bed maximum of 80 °C is within this printer's maximum of 100 °C.
Is an enclosure required?
Enclosure required is not listed for this filament.
Is a hardened nozzle recorded?
A hardened nozzle is recorded for this filament. The stock nozzle is not hardened.