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Yeah I figured that out the hard way when I melted one of my parts by the filler material was just starting to melt. I have ordered some silver soldering rod that melts at a much lower temperature than brass. Thanks for your comment!

Yes I was thinking something like that would affect my job. Looks like I have some new things to try out. Thanks for your input. I will keep this thread updated until the job is done. Pat

Hey mate, I have designed my engine to run at from 400-500C. So the means the joint closest will be required to be the most resistant. The other joints would ideally be of the same standard. But with the brass to aluminium joint silver solder doesnt seem to work from what I have read. Thanks for...

Hi Norman, Thanks for the input! I suspect I am using the wrong brazing rod. The working temperature it is specified to be 910C however brass melts at around 930C. I have my eye on some 45% silver rods from Harris which becomes liquid at 743C and has high fluidity. I am also thinking the way...

Hi all! Please excuse me this is my first time posting here on the forums. I am currently building a Alpha-type Stirling engine based off the Alpha Victory by IronHorse. You can read it here at http://www.homemodelenginemachinist.com/f31/alphavictory-engine-build-8343/ I have built most of...