{"product_id":"mellow-nf-v6-tcrazy-all-metal-heat-break-titanium-copper-1-75mm-1","title":"Mellow NF V6-TCrazy All-Metal Heat Break – Titanium \u0026 Copper","description":"\n\u003ch2\u003eMellow NF V6-TCrazy All-Metal Heat Break – Titanium \u0026amp; Copper for 1.75mm V6 Hotend\u003c\/h2\u003e\n\u003cp\u003eUpgrade your 3D printer's performance with the \u003cstrong\u003eMellow NF V6-TCrazy All-Metal Heat Break\u003c\/strong\u003e. Engineered from a premium dual-metal construction — titanium at the heating end (M6) for minimal thermal conductivity and copper at the cold end (M7) for superior heat dissipation — this heat break delivers exceptional thermal barrier performance that surpasses standard V6 components. The result? Cleaner extrusion, reduced heat creep, and consistently better print quality.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose the V6-TCrazy Heat Break?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual-Metal Design:\u003c\/strong\u003e Titanium (M6 end) minimizes heat transfer into the cold zone; copper (M7 end) rapidly dissipates heat for a sharp thermal gradient.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSuperior Thermal Barrier:\u003c\/strong\u003e Outperforms standard V6 heat breaks — tested at 212.3°C hotend temperature over 10 minutes with ambient at 28.5°C.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAll-Metal Construction:\u003c\/strong\u003e No PTFE liner inside the heat zone — compatible with high-temperature filaments (ABS, ASA, Nylon, PC, and more).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecise Dimensions:\u003c\/strong\u003e Total length 24.4mm; heat end M7 thread, heating end M6 thread — a direct fit for standard V6 hotend assemblies.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1.75mm Filament Compatible:\u003c\/strong\u003e Designed specifically for 1.75mm filament diameter, widely used in most desktop FDM printers.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Assembly:\u003c\/strong\u003e Straightforward installation into existing V6 hotend heater blocks — assembly required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eMellow\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eNF V6-TCrazy (11V6-TCrazyt)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eCopper \u0026amp; Titanium\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eTotal Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e24.4mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eThread Specification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eHeat end M7, Heating end M6\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eFilament Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e1.75mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eCompatible Hotend\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eV6 Remote (Bowden) Feed\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eAssembly\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eRequired\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eMade in China (Mainland)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eThermal Performance Test Results\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHotend Temperature:\u003c\/strong\u003e 212.3°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTest Duration:\u003c\/strong\u003e 10 minutes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAmbient Temperature:\u003c\/strong\u003e 28.5°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThermocouple:\u003c\/strong\u003e K-Type\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFan Used:\u003c\/strong\u003e 3010 cooling fan\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAssembled In:\u003c\/strong\u003e V6 Hotend with thermal insulation cotton on heater block\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeating Tube:\u003c\/strong\u003e 12V 40W\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× V6-TCrazy All-Metal Heat Break (Titanium \u0026amp; Copper)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cp\u003eLooking for more workshop and hardware essentials? Check out these related products:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-pack-65mm-oscillating-multi-tool-saw-blades-high-carbon-steel\"\u003e10-Pack 65mm Oscillating Multi-Tool Saw Blades | Carbon Steel\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/nitrile-work-gloves-anti-slip-full-finger-5-pair\"\u003e5-Pair Nitrile Work Gloves – Anti-Slip Full Finger Safety\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/ball-end-hex-screwdriver-bit-magnetic-reduced-shank-steel\"\u003eBall End Hex Screwdriver Bit – Magnetic Reduced Shank Steel\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is the Mellow NF V6-TCrazy Heat Break compatible with my V6 hotend?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The V6-TCrazy Heat Break is designed specifically for standard V6 hotend assemblies using a Bowden (remote wire feed) setup. It features an M7 thread on the heat sink (cold) end and an M6 thread on the heater block (hot) end, making it a direct replacement for most V6-compatible hotends with 1.75mm filament path.\u003c\/p\u003e\n\u003ch4\u003eQ: What filament types can I use with this all-metal heat break?\u003c\/h4\u003e\n\u003cp\u003eA: Because there is no PTFE liner inside the melt zone, this all-metal heat break supports high-temperature filaments such as ABS, ASA, Nylon, Polycarbonate (PC), and PETG, in addition to standard PLA and PLA+ — making it a versatile upgrade for users who want to push beyond standard temperature limits.\u003c\/p\u003e\n\u003ch4\u003eQ: Why is titanium and copper used together in this heat break?\u003c\/h4\u003e\n\u003cp\u003eA: The dual-metal construction is the core innovation of the V6-TCrazy. Titanium, used in the M6 heating-end section, has very low thermal conductivity, acting as a strong thermal barrier to prevent heat from migrating upward. Copper, used in the M7 cold-end section, conducts heat away efficiently, keeping the cold zone cool. Together, these two materials create a sharper thermal gradient than single-material alternatives, reducing the risk of heat creep and improving extrusion consistency.\u003c\/p\u003e\n\u003ch4\u003eQ: Does assembly require any special tools?\u003c\/h4\u003e\n\u003cp\u003eA: Standard V6 hotend assembly tools are sufficient — typically a wrench or pliers to thread the heat break into the heater block and heat sink. It is recommended to assemble and tighten the heat break while the hotend is at operating temperature to ensure a proper seal and prevent leaks.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo 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.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is the Mellow NF V6-TCrazy Heat Break compatible with my V6 hotend?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The V6-TCrazy Heat Break is designed specifically for standard V6 hotend assemblies using a Bowden (remote wire feed) setup. It features an M7 thread on the heat sink (cold) end and an M6 thread on the heater block (hot) end, making it a direct replacement for most V6-compatible hotends with 1.75mm filament path.\"}}, {\"@type\": \"Question\", \"name\": \"What filament types can I use with this all-metal heat break?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Because there is no PTFE liner inside the melt zone, this all-metal heat break supports high-temperature filaments such as ABS, ASA, Nylon, Polycarbonate (PC), and PETG, in addition to standard PLA and PLA+ — making it a versatile upgrade for users who want to push beyond standard temperature limits.\"}}, {\"@type\": \"Question\", \"name\": \"Why is titanium and copper used together in this heat break?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The dual-metal construction is the core innovation of the V6-TCrazy. Titanium, used in the M6 heating-end section, has very low thermal conductivity, acting as a strong thermal barrier to prevent heat from migrating upward. Copper, used in the M7 cold-end section, conducts heat away efficiently, keeping the cold zone cool. Together, these two materials create a sharper thermal gradient than single-material alternatives, reducing the risk of heat creep and improving extrusion consistency.\"}}, {\"@type\": \"Question\", \"name\": \"Does assembly require any special tools?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Standard V6 hotend assembly tools are sufficient — typically a wrench or pliers to thread the heat break into the heater block and heat sink. It is recommended to assemble and tighten the heat break while the hotend is at operating temperature to ensure a proper seal and prevent leaks.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/wb8bmu-rg.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/wb8bmu-rg.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Mellow NF V6-TCrazy All-Metal Heat Break – Titanium \u0026 Copper\", \"item\": \"https:\/\/wb8bmu-rg.myshopify.com\/products\/mellow-nf-v6-tcrazy-all-metal-heat-break-titanium-copper-1-75mm\"}]}\u003c\/script\u003e","brand":"Xpnd","offers":[{"title":"3Pcs","offer_id":67748333584621,"sku":"5:200007694#3Pcs","price":115.3,"currency_code":"USD","in_stock":true},{"title":"2Pcs","offer_id":67748333617389,"sku":"5:200007897#2Pcs","price":76.87,"currency_code":"USD","in_stock":true},{"title":"1Pcs","offer_id":67748333650157,"sku":"5:200007894#1Pcs","price":38.43,"currency_code":"USD","in_stock":true},{"title":"5Pcs","offer_id":67748333682925,"sku":"5:200007693#5Pcs","price":192.17,"currency_code":"USD","in_stock":true},{"title":"4Pcs","offer_id":67748333715693,"sku":"5:200007695#4Pcs","price":153.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0840\/1269\/5789\/files\/S8dfb7d38803e49ad8d452b5f514c8683O.webp?v=1791895154","url":"https:\/\/xpndservice.com\/products\/mellow-nf-v6-tcrazy-all-metal-heat-break-titanium-copper-1-75mm-1","provider":"XPND","version":"1.0","type":"link"}