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Home / Hot End and Nozzle / HU Nozzle - High-Hardness Wear-Resistant Hardened Steel Extruder Head for Fiber-Reinforced Filaments

Attributes

Brand -
Category 3D Printing Accessories / Hot End and Nozzle
Origin -
Material Hardened Steel
Compatibility E3D V6, MK8, CR-10
Nozzle Diameter 0.4 mm
Thread Type M6
Hardness Rating HRC 50-55
Max Temperature 300°C
Surface Finish Polished
Package Quantity 1 Piece
Net Weight 4.5 grams
Country of Origin China

5 reviews

A

Anonymous

Apr 04, 2026

Rating: 4/5

Good but requires heat

Works well but I had to increase printing temperature by about 5 degrees compared to brass.

A

Anonymous

Apr 03, 2026

Rating: 5/5

Perfect for Carbon Fiber

Printed 2kg of CF-PLA without any visible wear. Much better investment than buying brass nozzles repeatedly.

A

Anonymous

Apr 02, 2026

Rating: 5/5

Durable and Reliable

This nozzle handles abrasive filaments with ease. The flow rate is consistent and stable.

A

Anonymous

Feb 24, 2026

Rating: 5/5

Exact Fit

Installed easily on my V6 hotend. No leaks and threads were perfectly machined.

A

Anonymous

Feb 02, 2026

Rating: 5/5

Long Lasting

Still going strong after months of heavy use with glass-filled nylon. Highly recommended.

5 FAQ

Q: What is the thread pitch?

A: It features a standard M6 thread pitch commonly used in most hotends.

Q: Is the nozzle plated or coated?

A: No, it is made of bare hardened steel for maximum durability and wear resistance.

Q: Do I need to change temperature settings?

A: We recommend increasing the temperature by 5-10°C due to lower thermal conductivity compared to brass.

Q: Will this fit an Ender 3 Pro?

A: Yes, this nozzle is compatible if you are using the standard MK8 hotend setup.

Q: Can I use this for abrasive glow-in-the-dark filaments?

A: Yes, this hardened steel nozzle is specifically designed for abrasive materials.

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