Linear Bearings: Difference between revisions
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[[File:iglidur.jpg|500px]] | [[File:iglidur.jpg|500px]] | ||
*POM (polyoxymethylene) is the same as Acetal - [https://en.wikipedia.org/wiki/Polyoxymethylene] | *[[POM]] ( [[polyoxymethylene]] ) is the same as Acetal - [https://en.wikipedia.org/wiki/Polyoxymethylene]. $30 on Aliexpress - [https://www.aliexpress.com/item/32892900511.html?src=google&src=google&albch=shopping&acnt=494-037-6276&isdl=y&slnk=&plac=&mtctp=&albbt=Google_7_shopping&aff_platform=google&aff_short_key=UneMJZVf&&albagn=888888&albcp=1582410664&albag=59754279756&trgt=743612850874&crea=en32892900511&netw=u&device=c&albpg=743612850874&albpd=en32892900511&gclid=EAIaIQobChMImc2s_7nd6AIVyICfCh3seA8oEAQYBCABEgJhO_D_BwE&gclsrc=aw.ds] | ||
*POM printed bearings on Ultimaker - [https://3dprinting.stackexchange.com/questions/6298/pom-filament-not-sticking-to-the-build-plate] | |||
*Download - [https://www.thingiverse.com/thing:1871890]. 3 grams each, so $30 roll of filament means 10 cents per bearing. It would be worth to print these effectively to reduce costs of building 3D printers. | |||
*PA66 is nylon 66. [https://en.wikipedia.org/wiki/Nylon_66] | |||
=RJMP 8 mm vs RJ4JP= | =RJMP 8 mm vs RJ4JP= | ||
{{Hint|Make sure you have the correct version - ODs are different}} | {{Hint|Make sure you have the correct version - ODs are different}} | ||
*RJMP has 16 mm OD - [https://www.aliexpress.com/i/4000347996332.html] | *RJMP has 16 mm OD - [https://www.aliexpress.com/i/4000347996332.html]. OSE carriages are 17 mm diameter, so this can fit with heat gun. | ||
*RJ4JP - has 15 mm OD - [https://www.aliexpress.com/item/32838729543.html] | *RJ4JP - has 15 mm OD - [https://www.aliexpress.com/item/32838729543.html]. 8x15x24. | ||
Latest revision as of 03:33, 26 June 2021
- LM12 = 12mm bearings
- LM25 = 25mm bearings
- LMB8 = 1/2" bearings
- LMB16 = 1" bearings
Manufacturing
RJ4Jp - iglidur by Igus - here is what it's made of:
- POM ( polyoxymethylene ) is the same as Acetal - [1]. $30 on Aliexpress - [2]
- POM printed bearings on Ultimaker - [3]
- Download - [4]. 3 grams each, so $30 roll of filament means 10 cents per bearing. It would be worth to print these effectively to reduce costs of building 3D printers.
- PA66 is nylon 66. [5]
RJMP 8 mm vs RJ4JP
Hint: Make sure you have the correct version - ODs are different