Bondtech CHT BiMetal Coated Nozzle For RepRap M6 Heat Blocks







Bondtech CHT BiMetal ™ M6 Coated Nozzle

Bondtech CHT BiMetal ™ M6 Coated Nozzle

This Bondtech CHT BiMetal ™ RepRap M6 nozzle increases the melting capacity of your hotend, to build faster and to save your time. It also improves the layer adhesion of your 3D prints to create stronger parts. Important to notice this nozzle is resistant to particle or fiber loaded abrasive materials.
Find the compatibility list and product alerts tabs below.


  • Copper body;
  • Hardened Steel inserts;
  • Nickel Coating;
  • 1 unit per pack;
  • Available sizes : 0.40, 0.60, 0.80, and 1.0mm;
  • Optimized for 1.75mm filament;
  • Compatible with 2.85mm filament.
  • Requires 6mm wrench



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Core Heating Technology is patented.

In Europe : Registration number: EP3445568A1 : Publication Date: 2021-12-01
In the U.S. : Registration Number : US11712847B2 : Publication Date: 2023-08-01

Nozzles for 3D printers made of metal with at least one or a multitude of holes to increase the standard circular surface area of the heating walls.

Bondtech CHT BiMetal ™ RepRap M6 Coated Nozzle Advantages

  • Abrasive-resistant to work with Carbon and Glass fiber composite materials;
  • Higher melt capacity by increasing the surface area of the heating walls
  • Flow Rate gains between 25 and 65%
  • Competitive price/performance price
  • Machined with ultra-precision
  • Copper body and Hardened Steel inserts nozzle with Nickel coated surface
  • Follows nozzle standard:
    • RepRap M6 (M6×1×7.5×12.5)
  • May be used with 1.75 or 2.85mm hotends.

Flow Rate gains may vary. Results depend on the hardware, materials and print settings used.

Freight Weight 15 g
Dimensions 5 × 6 × 1 cm
Nozzle size

0.40, 0.60, 0.80, 1.00

Product ALERTS

ALERT : Avoid Cold Change Of Bondtech CHT BiMetal Nozzles

Copper is a soft material and doesn't withstand high mechanical efforts.
Before removing or tightening any Bondtech CHT BiMetal nozzle, heat it up to 280C, or at least above 250C.
Use a calibrated tool to limit Torque up to 1.5 Nm.

ALERT : Size limitation for fiber loaded filaments

For Wood, Carbon or Glass fiber loaded abrasive filaments use only 0.6, 0.8 or 1.0mm nozzle sizes.

ALERT : For particle loaded filaments

For metal, glitter or other particle loaded abrasive filaments you may use the 0.4mm or 0.5mm nozzle sizes.

Technical Data Sheet

Compatibility List

This Bondtech CHT BiMetal nozzle fits the following hotends/blocks:

  • Mosquito® / Magnum
  • Mosquito® Liquid
  • Mosquito® Magnum+
  • Copperhead™
  • E3D Chimera and Kraken
  • E3D V4, V5 and V6 blocks
  • Prusa i3, Prusa Mini
  • RepRap M6
  • Bambu Lab X1 after-market hotend

Product Videos

Standard Nozzle vs. Bondtech CHT®


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