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Questions tagged [bearing]

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4 votes
1 answer

3 vs 4 bearings for y axis travel

I have a Monoprice Maker Select Plus, where I'm doing the Gulf Coast Robotics carriage plate upgrade. I was watching through an installation video just to find any "gotchas" I might want to watch for, ...
1 vote
1 answer

Building 3D printer: LM8UU bearing can't fit into

I'm new to 3D printing and I'm learning how to build my own 3D printer. I bought polymer LM8UU bearings and I'm trying to fit onto a rod of dimension: D8 mm * L300 mm. Sadly it doesn't fit, ...
4 votes
2 answers

Replacing bearings with Drylin bushings

When I purchased my China made Anet A8 printer, it came with the ball bearing style linear bearings for the 8mm guide rods. While pulling parts out of the box and putting them together, I noticed ...
3 votes
1 answer

Graphite self-lubricating bushings performance?

I'm about to start building a CoreXY style printer and can't decide which bearings/bushings to buy. My first printer was a Delta with belts and opendbuilds wheels, so I'm lost regarding this matter. ...
1 vote
2 answers

Black goo from only one linear bearing - serious issue?

I have a cheap cartesian printer with the usual arrangement - X axis with three linear bearings, build plate moving as Y axis on three linear bearings as well, Z axis with lead screws. After about 2 ...