[rescue] Accidentally destroying hardware..

[Sridhar the POWERful]

On Tue, 26 Mar 2002, Chad Fernandez wrote:

> I see.  One, or both, of the timing gears in my Buick is powdered
> metal.  It really doesn't melt together totally??  It's hard to imagine
> it being strong, that way.  I wasn't aware that turbine blades were made
> that way.  I thought they were usually titanium.

It's strong in a similar way to damascus steel being strong.  Pulverizing
steel doesn't sinter it.

Peace...  Sridhar

> >
> > Imagine a bucket full of glass marbles.  Now, imagine heating them all up
> > until they stick together everywhere they touch each other, but not enough to
> > melt them completely or cause them to lose their shape too much.
> >
> > this is the process by which, for instance, ceramics are fired (sort of) or
> > by which metal powder is packed together and fused into light but strong and
> > flexible material for things like turbine blades.
>
> --
> Chad Fernandez
> Michigan, USA
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