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Mark's castings replied to the thread New oil burning furnace build.

It's all subject to change, right now I'm going for the maximum possible lift all other things equal. I'd also been warned to give...

Tobho Mott liked Mark's castings's post in the thread New oil burning furnace build.

So the lid hinge mechanism is under construction: it's a pipe in pipe with a fairly sloppy fit that I hope allows the lid to seal...

Tops replied to the thread New oil burning furnace build.

My latest does about 25mm of lift but it takes some 250 degrees to go from closed to locked open. It would be nicer if it were less.

Petee716 replied to the thread New oil burning furnace build.

60mm seems like a lot of travel and friction with those pipes being in contact. The lid just needs enough space to clear with some extra...

Tops liked Mark's castings's post in the thread New oil burning furnace build.

So the lid hinge mechanism is under construction: it's a pipe in pipe with a fairly sloppy fit that I hope allows the lid to seal...

Mark's castings attached a file to the thread New oil burning furnace build.

So the lid hinge mechanism is under construction: it's a pipe in pipe with a fairly sloppy fit that I hope allows the lid to seal...

Patrick-C has a new avatar.

Al2O3 replied to the thread Flammable powder on riser tops?.

There are many other practical things that could be done instead of Exo Topping. Just make the riser large enough to do the job it's...

rocco replied to the thread Flammable powder on riser tops?.

I looked at sds for one of these hot topping compounds and they appear to be quite similar to thermite.

AllenHanford replied to the thread Flammable powder on riser tops?.

I looked around and the only supplier who mentions anything about minimum order says "drum quantity" so that's out. I wonder what the...

FishbonzWV liked Al2O3's post in the thread Large Low Mass 22kw Resistive Electric Furnace.

Install Supporting Electrical Service and Initial Start Up 11-19-2024 Update With the controller completed, I needed to add a 100 amp...

FishbonzWV replied to the thread Flammable powder on riser tops?.

Throw a piece of wool over the riser after you pour.

Mark's castings replied to the thread Flammable powder on riser tops?.

A helper with a weed burner following behind the pouring would likely be the best bang for buck.

Mark's castings liked Dick Morris's post in the thread Flammable powder on riser tops?.

I've wondered if one could use a propane torch to add supplemental heat to the riser when casting aluminum.

Dick Morris replied to the thread Flammable powder on riser tops?.

I've wondered if one could use a propane torch to add supplemental heat to the riser when casting aluminum.