Strong Nozzle
Strong Nozzle
Release status: working
Description | Strong Nozzle based on stainless steel cool end. Main goals - robust, passively cooled, easy to build hotend.
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Contents
Introduction
Advantages
In comparison with existing solution:
- Nearly unbreakable design
- No leakeages
- No active cooling needed
- Low thermal conductivity towards extruder
- Flexibility because of "spring like" stainless steel cool end
- Easy in maintenance, quick attach/detach from extruder
- Easy positioning, perpendicular by design
Disadvantages
BOM
Version 1
Quantity | Part Number | Part Name | Details |
1 | 1 | Holder | Alloy plate 70mmx20mmx5mm |
1 | 2 | PTFE rod | 50mm long PTFE rod, diameter 8mm |
1 | 3 | Stainles steel pipe | 50mm long stainles steel pipe, outer diameter 10mm, inner diameter 8mm |
1 | 4 | Alloy rod | 20mm long alloy rod, diameter 20mm |
1 | 5 | Termistor | 100KOhm, diameted 2mm |
1 | 6 | Resistor | 3.3-5.6Ohm wire reistor, length 17mm, diameter 5.5mm, max temperature 360c |
1 | 7 | Allo threaded rod | Length 15mm, thread m6 |
1 | 8 | Cap nut | Brass M6 Cap nut |
2 | 9 | M3 screw | Length 5mm, thread M3 |
2 | 10 | Silicone cable 20AWG | Length 200mm, 20AWG |
2 | 11 | Silicone cable 25AWG | Length 200mm, 25AWG |
1 | 12 | Loctite 620 Retainer | Temperature range: -55°C to +230°C, 4 drops |
1 | 13 | M3 grub screw | Lengyh 3mm |
Assembly Manual
Version 1
Tools
Tool Name | Details |
=HolderTestingExamplesPhotosHotend holder Heater block Cool end with holder and ptfe insert Holder, cool end and heater block Assembled hotend, silicon coating Extruder gears printed during tests Video
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