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 |
Holder
Testing
Examples
Photos
Hotend 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
FAQ
Authors
- 3DMakers.pl
- Pawel Ratanczuk,
- Grzegorz Pietrusiak
