Mellow Volcano Heater Block Nozzle & V6 Bimetal Heat Break Kit

Mellow 3D Printer Volcano Hotend Upgrade Kit — Heater Block, Nozzle & V6 Crazy Bimetal Heat Break

Take your 3D printing to the next level with the Mellow Volcano Hotend Upgrade Kit. Designed for compatibility with E3D V6, Titan Aero, and DDG Aero extruders, this precision-engineered set gives you everything you need for faster print speeds, superior heat transfer, and cleaner extrusion — all in one package. Assembly required.

Made in Mainland China.

Why Upgrade to This Kit?

• Volcano Nozzle for High-Speed Printing: The Volcano-style nozzle dramatically increases melt zone length, enabling significantly higher print speeds without sacrificing layer quality.
• Bimetal "Crazy" V6 Heat Break: Combining two metal materials in a single heat break delivers superior thermal barrier performance compared to standard V6 setups — inspired by the Mosquito hotend concept. Reduces heat creep and improves overall print consistency.
• Multiple Material Options: Choose from Brass, Hardened Steel, or Copper Nickel-Plated nozzles and Aluminum or Copper heater blocks to match your specific filament and performance needs.
• Material Hierarchy — Thermal Conductivity: Copper > Brass > Aluminum
• Material Hierarchy — Hardness: Hardened Steel > Copper Nickel Plated > Brass
• Wide Nozzle Size Range: 0.4 / 0.6 / 0.8 / 1.0 / 1.2 mm — available in Brass, Hardened Steel, and Copper
• Silicone Sock Included: Every set comes with a Volcano silicone sock to insulate the heater block and maintain stable temperatures.

Package Options

Set 1 — Brass Nozzle / Aluminum Block

• 1× Brass Volcano Nozzle
• 1× Aluminum Heater Block
• 1× Crazy V6 Bimetal Heat Break
• 1× Volcano Silicone Sock

Set 2 — Hardened Steel Nozzle / Copper Block

• 1× Hardened Steel Volcano Nozzle
• 1× Copper Heater Block
• 1× Crazy V6 Bimetal Heat Break
• 1× Volcano Silicone Sock

Set 3 — Copper Nozzle / Copper Block

• 1× Copper Volcano Nozzle
• 1× Copper Heater Block
• 1× Crazy V6 Bimetal Heat Break
• 1× Volcano Silicone Sock

Specifications

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• 5-Pair Nitrile Work Gloves – Anti-Slip Full Finger Safety — protect your hands during hotend assembly
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Frequently Asked Questions

Q: Which extruders are compatible with the Mellow Volcano Hotend Kit?

A: This kit is designed for use with E3D V6 Hot End, Titan Aero, and DDG Aero extruder setups. It uses a J-Head hotend format, making it a versatile upgrade for a wide range of popular FDM 3D printers.

Q: What is the advantage of the V6 Crazy Bimetal Heat Break?

A: The Crazy V6 Bimetal Heat Break is constructed using two different metal materials, creating a superior thermal barrier compared to a standard single-material V6 heat break. This design — inspired by the Mosquito hotend concept — reduces heat creep, improves filament retraction, and enhances overall print quality, especially at higher print speeds.

Q: Which nozzle material should I choose for my filament type?

A: For standard filaments like PLA and PETG, a Brass nozzle offers excellent thermal conductivity and is easy to work with. For abrasive filaments such as carbon fiber, glow-in-the-dark, or metal-fill materials, a Hardened Steel nozzle provides greater durability. Copper nozzles offer the highest thermal conductivity, making them ideal for high-speed printing applications where rapid heat transfer is critical.

Q: Does assembly require any special tools?

A: Yes, assembly is required. You will need basic 3D printer maintenance tools such as a hex/Allen key or screwdriver bit to secure the nozzle and heater block. We recommend wearing protective gloves during installation and ensuring your hotend is fully cooled before beginning assembly.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.