Fan bearing lubricant was Re: WD-40 (again)

Jon Elson elson at pico-systems.com
Mon Apr 18 10:40:02 CDT 2016


On 04/17/2016 08:43 PM, Noel Chiappa wrote:
>      > From: drlegendre
>
>      > If they use sleeve bearings, take a close look at the material.. does
>      > it have the sintered look of oil-impregnated bronze (Oilite)?
>
> It looks like copper, actually; it's quite reddish. (The central pin seems to
> be steel of some sort.) But I'm not familiar with Oilite, so I can't say for
> sure.
Yes, that is a sintered bronze bushing, made by compressing 
powdered bronze in a press.
The pores allow oil to flow from the cotton packing around 
it to the bushing/journal interface.
If you open one of these up, make sure to oil the cotton 
packing to supply oil gradually to the bearing.

Jon


More information about the cctech mailing list