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About Mad Aubrey

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About Mad Aubrey
Fitter + turner - made everything from bread, taps to bricks and most stuff in between.
Believe strongly in the "agricultural" or "McGuyver" approach to dealing with the "slight" problems (and sometimes not so slight problems) that life throws at you.
However life has taught me that sometimes finesse gives you better results than just "hitting the problem with a hammer"
Gauteng, South Africa
ANY interesting technical and challenging stuff


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10-27-2016 08:16 PM
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What is the biggest problem you get when throttling back a burner?

by Mad Aubrey on 10-09-2016 at 01:44 AM
When you try to reduce the heat that a burner is producing, the only way to do it is to throttle back both the air and the fuel being used.
Simply reducing the fuel will create an environment that has too much oxygen in it which means that anything else in the foundry will tend to become oxidized - not a good thing.
Reducing the air will create an environment that has too much fuel in it which means that in the case of using old motor oil a lot of smoke will be created and everything

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Foundry Burner

What am I all about? What am I getting up to? How am I doing it?

by Mad Aubrey on 10-08-2016 at 11:58 PM
I think that I am going to like being a member of this forum for a number of reasons, the main one is that the members here seem to be "down to earth" types who do not simply roast you if you ask a question that they do not like.
The second reason is this "blog" feature.
However, unlike a "normal" blog, I will be using my blog as a place to document all sorts of things as they pop into my head with the hope that other members will take a look and tell

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Updated 10-09-2016 at 01:46 AM by Mad Aubrey