Building A Hobby Crucible Furnace

Efficient melting of metal in the hobby foundryfurnace burner is really quite simple, but there are a
requires a simple, but wellfew small parts that need to be machined on a
designed, easy to operate melting furnace. Alathe.If you don't have the luxury of a lathe in your
well-designed furnace does not necessarily mean itworkshop, perhaps a friend
will be expensive to build, or that it is complicated tocan help you out. Although, many hobby metal
construct and operate.If you're just beginning yourworkers do own a metal
metal casting journey, there will be a multitude oflathe these days, it is almost a must have for the
questions that will need to be answered; and if youaverage home engineer
follow some simple methods, your learning curve willin this ever-increasing DIY age. You will also need a
be dramatically reduced.A well-built furnace will takeMIG or ARC welder
you another step along the path to being able to(Max 180 Amp) to fabricate the furnace.Be very
maintain an important piece of equipment for yourcareful with your gas pipe & joint connections,
hobby foundry set up. Without an efficient furnacealthough there
your hobby metal casting experience could well beare no great line pressures involved with the gas
one of total frustration & disappointment.It is possiblefeed to the burner, but any small leak could lead to
to build a furnace from scrap materials found aroundthe possibility of a dangerous explosion.Propane gas
the workshop. This is not to say that it will lookexpands between sixty and one hundred times once
trashy, or poorly made, the point being made here isexposed to air. So be aware, gas is the most
that you do not need to build everything from newefficient fuel you can use to fire a crucible furnace,
materials. The only material you will need to buy isbut it can also be an extremely dangerous material.
the special high temperature resistant refractory toYou need to follow any building instructions carefully
line the furnace walls with, plus a few brassand not be tempted to take any shortcuts as they
connectors from the local plumber for the gas feedmay lead to personal injury.If you are a resourceful,
line and some brass rod to custom-make your ownpractical person, you could build your own crucible
special gas jet for the burner. The rest you can quitefurnace for less than $70.00US, this is a mere fraction
easily make yourself if you have metal workingof the cost of a commercial unit, and should be
skills.One of the biggest problems the hobby foundryequally as efficient, and provide many years of
worker has to overcome,reliable melting service.Like many things in life, you
is to acquire the knowledge to build a high-energycan learn from established proven methods,
output burner, the subject of burners can raise manyor you can spend many months floundering around
arguments amongst hobby foundry workers, andby yourself, not
there is a straightforward solution to building anknowing what to do. To dramatically reduce your
efficient burner, by following simple instructions anyjourney to metal casting success; learn from
practical person can fabricate an efficient burner thatfourteen years of metal casting success, visit our
will quickly melt metals such as aluminium and bronzeweb site now.
without effort. The process to build a high output