PSN-L Email List Message

Subject: Re: Crossed rod hinges/suspensions...with two bolts extended from a square rod.
From: ChrisAtUpw@.......
Date: Tue, 1 Nov 2005 10:56:23 EST


In a message dated 31/10/05, paleoartifact@......... writes:

> Obviously uncoated carbide isn't a utopia material for this application; 
> which I
> think most of the carbide sold today is probably with the same "rough"
> initial surface, and any applied coating wouldn't seem to enhance this use. 
>  bearings to rest 

> on flat uncoated carbide milling bits; it didn't work there very well 
> either. 

Hi there,

       If you buy carbide drills of either type I recommended, you will find 
that they have a very nearly mirror polished surface.

       Regards,

       Chris Chapman.
In a message=20=
dated 31/10/05, paleoartifact@......... writes:


Obviously uncoated carbide=20= isn't a utopia material for this application; which I
think most of the carbide sold today is probably with the same "rough"
initial surface, and any applied coating wouldn't seem to enhance this u= se.=20
The results were rather similiar, where I tried acouple ball bearings to rest

on flat uncoated carbide= milling bits; it didn't work there very well either.


Hi there,

      If you buy carbide drills of either= type I recommended, you will find that they have a very nearly mirror polis= hed surface.

      Regards,

      Chris Chapman.

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