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Home / Office Equipment, Supplies & Services / 3D Printer MK8 Bi-Metal Nozzle Hardened Steel for Carbon Fiber Filament

Attributes

Brand -
Category Root / Office Equipment, Supplies & Services
Origin -
Material Bi-Metal (Hardened Steel Tip, Brass Body)
Nozzle Size 0.4mm
Thread Type M6
Compatible Extruder MK8
Max Temperature 300°C
Filament Compatibility Carbon Fiber, PLA, ABS, PETG, Nylon
Pack Quantity 5 Pieces
Surface Finish Polished Hardened Steel
Weight 12g per piece
Country of Origin China

6 reviews

A

Anonymous

Mar 22, 2026

Rating: 4/5

Great durability, slight flow adjustment needed

The build quality is excellent and the hardened steel tip is very robust. I did have to tweak my flow rate slightly compared to my old brass nozzle, but once dialed in, the prints are perfect.

A

Anonymous

Mar 18, 2026

Rating: 5/5

No more clogs!

Since switching to these hardened steel nozzles, my clogging issues with recycled filaments containing impurities have vanished. The smooth interior finish really helps with filament flow.

A

Anonymous

Mar 13, 2026

Rating: 5/5

Essential upgrade for MK8 setups

If you are running an Ender 3 or similar MK8 setup and want to try exotic materials, buy these immediately. They handle high temperatures well and the bi-metal design ensures good heat transfer without the softness of pure brass.

A

Anonymous

Mar 06, 2026

Rating: 4/5

Solid performance

Works exactly as described. The threading fits my hotend perfectly without leaking. Only giving 4 stars because the packaging was a bit flimsy, but the nozzles themselves are top notch.

A

Anonymous

Mar 05, 2026

Rating: 5/5

Long lasting value

Initially thought the price was a bit high for a nozzle, but considering I used to replace brass ones every few weeks with abrasive filaments, these pay for themselves quickly. Very satisfied.

A

Anonymous

Mar 05, 2026

Rating: 5/5

Perfect for abrasive filaments

I switched to these nozzles specifically for printing carbon fiber reinforced PLA. My standard brass nozzles wore out in a single spool, but these have lasted through three spools with zero signs of wear. Highly recommended.

5 FAQ

Q: What is the maximum safe operating temperature for these nozzles?

A: These nozzles are rated for continuous operation up to 300°C. Please ensure your hotend heater and thermistor can also safely reach these temperatures.

Q: How many nozzles come in one package?

A: Each package contains 5 individual MK8 Bi-Metal hardened steel nozzles.

Q: Do I need to change my slicer settings when switching from brass to these?

A: Generally, you may need to slightly increase the printing temperature by 5-10°C and potentially adjust the flow rate, as hardened steel conducts heat differently than brass.

Q: Can I use these for printing pure metal filaments like BronzeFill?

A: Absolutely. The hardened steel tip is designed specifically to resist wear from abrasive materials like metal-filled, carbon fiber, and glow-in-the-dark filaments.

Q: Are these nozzles compatible with the Creality Ender 3 V2?

A: Yes, the Ender 3 V2 uses an MK8 style extruder with M6 threading, so these nozzles are fully compatible.

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