Re: Die casting

2001-03-16 Thread Terry Griner
Salty, I've been thinking about that and I agree o-rings would be the way to go, and as for heating the unit, if one used 'thin' wall metal pipe (say thrown away sink drain pipe) then space heater wire could be used to heat the wax. Hu, I think I'll have to dig through my junk box, see

Re: Die casting

2001-03-15 Thread Terry Griner
Salty, I think it would work. The only problem would be having the wax "back-up" past the plunger into the linkage. Have you seen the heated, air pressure operated wax 'shooters'? It looks like a crock pot with a sealed lid. There is a pipe that the wax comes out, and a fitting where the air

Re: Die casting

2001-03-15 Thread Cgnr
In a message dated 3/15/2001 11:35:56 AM Pacific Standard Time, [EMAIL PROTECTED] writes: The catalog does not say at what pressure that they operate but I would imagine it would be rather low I use an airbrush compressor for mine. About 25# pressure. Bob

Die casting

2001-03-14 Thread Ferdinand
Here is an interesting link on metal casting http://www.dm.net/~lughaid/diecaster.htm Cheers Ferdinand

Re: Die casting

2001-03-14 Thread Terry Griner
Yes it is a good page, I'm working on building one, for Aluminum Bronze(90% aluminum 10% copper). I'm thinking that the melting temp won't pickup Iron from the heat chamber. It will come into being at the new casting shed I am building on a friends land. Terry Griner Columbus Ohio USA

Re: Die casting

2001-03-14 Thread SaltyChief
I'm working on building one, for Aluminum Bronze(90% aluminum 10% copper). Terry- How do you think a similar injector would work for wax patterns? Just trying to think of a better way to inject wax in RTV molds. The two different style pumps I have used leave something to be

Re: Die casting

2001-03-14 Thread Ferdinand
What about using a sling shot method and let centrifugal force do the work. A deviation of spin casting . at least wax is fairly cool compared to molten metal. So if it flies everywhere just grab the wicks and make candles :-) [EMAIL PROTECTED] wrote: I'm working on building one, for