Re: Steel can pop pop engine?
- To find pictures of cans, cannons, candelabra or Canada, search with Google Images.
--- In firstname.lastname@example.org, Donald Qualls <silent1@...> wrote:
> zoomkat wrote:
> > Does any body know of commonly available drink cans with dished
> > bottoms that are made of steel instead of aluminum?
> I recall running across drawn cans that looked like aluminum, but were
> magnetic, back in the 1980s, but I haven't seen any like that since 1990
> or so. There was a short period when the material cost difference made
> steel more attractive, even though the can weighed twice as much empty,
> but advances in the drawing and ironing process allowed use of less and
> less metal in the aluminum cans, while steel could only be drawn about
> half as thin (which uses around four times the material, by weight, and
> still costs just as much for the drawing as making the much thinner
> aluminum cans).
> The one possible exception I know of is soup cans -- the ones with a
> pull-tab top /may/ be steel (they used to be), but the dished bottom is
> pretty shallow, and I'm not sure those haven't converted to 100% aluminum.
> If, through hard work and perseverance, you finally get what you want,
> it's probably a sign you weren't dreaming big enough.
> Donald Qualls, aka The Silent Observer http://silent1.home.netcom.com
> Opinions expressed are my own -- take them for what they're worth
> and don't expect them to be perfect.