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Zapins replied to the thread I think something is following me.

Horizontal mill??

DavidF posted a new thread.

I think something is following me

Can you guess what it is? [ATTACH] [ATTACH]

Forum: General foundry chat

MortyNTenon replied to the thread Using Epoxy (and maybe polyester) to Make Cores.

I have an old electric grille that I rig up on low to warm cores up. The Linocure instructions even mention heating to improve strength...

Smoking Shoe replied to the thread In the middle of nowhere - Wyoming.

No iron in my immediate future but I have been saving all of the brass from my VW/auto rebuild days/plumbing and where ever else I found...

Melterskelter liked DavidF's post in the thread Green sand cores..

I think that because either of the two can take the temperature of iron. Firing might be to drive out moisture, or there may be some...

DavidF replied to the thread Green sand cores..

I think that because either of the two can take the temperature of iron. Firing might be to drive out moisture, or there may be some...

Melterskelter replied to the thread Green sand cores..

Why do you think that? Why did they fire it? Denis

DavidF replied to the thread Green sand cores..

Possibly aluminum oxide, or titanium dioxide

DavidF replied to the thread Things I have learned PVB casting in Suspendaslurry.

How about some pictures of the castings ..

Melterskelter replied to the thread Using Epoxy (and maybe polyester) to Make Cores.

Major fail: The X-55 did nothing good for West Systems 1:5 epoxy. I think it initially speeded the reaction just a bit based on a...

Melterskelter replied to the thread Green sand cores..

So, who knows what the white powder is that is layered onto the core and then heated with the propane weed burner? Denis

Melterskelter replied to the thread Green sand cores..

The core itself is quite massive and it is exposed to a relatively thin shell of molten iron. But a fair bit of surface area is exposed...

Petee716 replied to the thread Green sand cores..

I figured he flattened the top of the core in order to give the vessel a flat bottom inside or maybe to thicken its cross section. They...

Arun liked Melterskelter's post in the thread Casting defects...like warpage and shrikage.

Here is one of many YouTube links discussing riser use, directional solidification, and gating. Your initial attempt indicates a need...