Heat Break: Difference between revisions
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*Thin tube inside a wider tube: 3 mm ID, 1/4" OD - [https://www.mcmaster.com/tubing/metal-tubing-for-flow/smooth-bore-seamless-stainless-steel-tubing/id~0-12inches/]. Wall is a bit thick. | *Thin tube inside a wider tube: 3 mm ID, 1/4" OD - [https://www.mcmaster.com/tubing/metal-tubing-for-flow/smooth-bore-seamless-stainless-steel-tubing/id~0-12inches/]. Wall is a bit thick. | ||
*4.5 mm ID - for nominal 5 mm filament - [https://www.mcmaster.com/tubing/metal-tubing-for-flow/smooth-bore-seamless-stainless-steel-tubing/id~0-12inches/] | *4.5 mm ID - for nominal 5 mm filament - [https://www.mcmaster.com/tubing/metal-tubing-for-flow/smooth-bore-seamless-stainless-steel-tubing/id~0-12inches/] | ||
*Or super thin wall for 2.92 mm ID with 5 thou wall - [https://www.mcmaster.com/6100K471-6100K473/] - super high performance heat breaks? | |||
=Sourcing= | =Sourcing= | ||
*Bimetal - tube inside an outer shell? Simply press fit. [https://www.aliexpress.com/item/4000698566141.html?spm=a2g0o.productlist.0.0.32a8c129JFN5Oy&algo_pvid=dc8f745b-7384-429d-9830-d81b34890b17&algo_expid=dc8f745b-7384-429d-9830-d81b34890b17-4&btsid=0be3746c15942377464712077eb2a5&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_] | *Bimetal - tube inside an outer shell? Simply press fit. [https://www.aliexpress.com/item/4000698566141.html?spm=a2g0o.productlist.0.0.32a8c129JFN5Oy&algo_pvid=dc8f745b-7384-429d-9830-d81b34890b17&algo_expid=dc8f745b-7384-429d-9830-d81b34890b17-4&btsid=0be3746c15942377464712077eb2a5&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_] | ||
Revision as of 19:59, 8 July 2020
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]