Re: [CAD_CAM_EDM_DRO] Re: melting aluminium

FYI? Smoke, the Hobbicast list on Yahoo discusses exactly this type of
question, you should join me on there.

John H.

> FYI....I recently got some info re some venturi type burners that don't
> require forced air to operate and they put out enough heat for melting

steel

> a bit quicker than with the forced air units!
>
> Will give that a try too one of these days.
>
> How long does it take for your furnace to heat up to the point where the
> iron will melt to a pourable temp?
>
> Hope you'll visit the HomeFoundry egroup site and post some info about

your

> furnaces and their use. Your experience with home foundry work would be
> appreciated.
>
> Smoke
>
> >with propane you
> >must supply air for combustion.
>
>
> >
> >My 1st furnace was a charcoal one. I melted brass, bronze & alum. The
> amount
> >of ash and burning charcoal which went flying in the air made for a great
> >light show but pissed off the wife and made for a fire hazard if the area
> had
> >dry grass.
> >
> >Since then I've built four furnaces and one cupola. My big one is made
> >from a 55 gal drum and uses a Toro electric leaf blower and a 20 lbs

tank

> of
> >propane for melting bronze, brass, and alum. When I melt cast iron I

must

> >use a 100lbs tank or the propane will freeze up.
> >
> >My small one is made from a 20 lbs out of date EMPTYpropane tank that I
> >filled with water and cut up with a sawzall. I can melt cast iron in this
> on
> >with just a 20lbs tank.
> >
> >Lindsey Publications has several good books on building furnaces and an
> >excellent one on casting titled "US NAVY FOUNDRY MANUAL".
> >
> >There are other newsgroup that cover casting and black smithing.
> >
> >
> >Last but not least I've been casting parts for 14 years and have not set
> the
> >house on fire or killed myself by using common sense and following

safety

> >rules.
> >
>
> >
>
>
> Welcome to CAD_CAM_EDM_DRO@...,an unmoderated list for the

discussion of shop built systems, for CAD, CAM, EDM, and DRO.

>
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