Heat Break
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Heat break between heater block and heat sink in a 3D printer.
Design
- Thin tube inside a wider tube: 3 mm ID, 1/4" OD - [1]. Wall is a bit thick.
- 4.5 mm ID - for nominal 5 mm filament - [2]
- Or super thin wall for 2.92 mm ID with 5 thou wall - [3] - super high performance heat breaks?
Sourcing
- Bimetal - tube inside an outer shell? Simply press fit. [4]