How fun. A cliffhanger! :P On Tuesday, May 27, 2014, a l <[email protected]> wrote:
> I've melted a quarter pound of aluminum in an insulated wash tub with > On May 27, 2014 4:05 PM, "dave walton" <[email protected]> wrote: > > We have a local source of mixed aluminum shavings (several alloys - mostly > 6061) coming from a CNC machine for ~$0.50/lb. They tend to still be a bit > damp from the spray jets. You have to dry them, then add to an existing > pool of molten aluminum. They will oxidize and turn to dust if you try > heating them on their own. > I can hook you up with our source, but I suspect you can find something > closer. > > > On Tue, May 27, 2014 at 1:32 PM, Philip P. Patnode <[email protected]>wrote: > > Rob, > > A 10min search on The Google using the search term "aluminum casting" > resulted in many videos showing how to do it easily and cheaply. > > One tutorial showed it could be done using two steel cans, a hair dryer > set on "cold", and charcoal briquettes. > > No need to have a class - just look at the videos and try some experiments > in your backyard. > > BTW, how much aluminum do you have in you horde? Any square or circular > tubing? I might be interested in buying some of it from you. > > Philip > > > On Tue, May 27, 2014 at 1:17 PM, Robert Rybicki > <[email protected]>wrote: > > Using oil sounds neato! I for one would be very interested in learning > how to do this. Maybe we can have a class or something? I have aluminum I > have been hoarding away. > > Rob > > Sent from my iPhone > > On May 27, 2014, at 6:46 AM, dave walton <[email protected]> wrote: > > We use regular old propane at Maker's Alliance. Works fine. > Any extra gets poured into muffin tins from Walmart for easy melting next > time. > We have used crucibles as a container for melting, but they break after a > few uses and if you don't watch the heat, they melt too. > Cast iron works okay - preferably old thick stuff. Not cheap Chinese > imports. > I've read about groups using waste oil and waste vegetable oil as a fuel > source. They recommend using a siphon nozzle: > http://www.amazon.com/Delavan-Siphon-Nozzle-30609-30609-9/dp/B00EO5IE3C > If you go that route you will need an adapter - Delavan 17147 or 17136 , > some plumbing, and an air source. > > > > On Tue, May 27, 2014 at 9:03 AM, Devin Wolfe <[email protected] > > wrote: > > Not effectively. We would need a oxy-acetylene, MAP, or a Oxy-propane > torch set up. Then we would need sand for mold making, and we would have to > make some mold boxes. If your making small parts you can use MAP gas from > the hardware store, but if the parts get bigger, or you want to make a lot > of them, it is far more cost effective to buy big bottles of oxy-acetylene > or oxy-propane. > On May 27, 2014 8:44 AM, "Philip P. Patnode" <[email protected]> wrote: > > Related, but off on a tangent here - > > Does SH have the equipment to make small aluminum castings, not larger > than say 4in x 4in x 4in ? > > > > > On Tue, May 27, 2014 at 8:11 AM, Devin Wolfe < > >
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