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Activity stream for all registered members at The Home Foundry.

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

    Horizontal mill??

    Oct 15, 2021 at 5:55 PM
  2. DavidF posted a new thread.

    I think something is following me

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

    20211015_173107.jpg SmartSelect_20211015-203043_Gallery.jpg

    Forum: General foundry chat

    Oct 15, 2021 at 5:37 PM
  3. 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...

    Oct 15, 2021 at 9:59 AM
  4. 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...

    Oct 15, 2021 at 8:43 AM
  5. 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...

    Oct 15, 2021 at 8:20 AM
  6. 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...

    Oct 15, 2021 at 8:17 AM
  7. Melterskelter replied to the thread Green sand cores..

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

    Oct 15, 2021 at 8:04 AM
  8. DavidF replied to the thread Green sand cores..

    Possibly aluminum oxide, or titanium dioxide

    Oct 15, 2021 at 7:58 AM
  9. DavidF replied to the thread Things I have learned PVB casting in Suspendaslurry.

    How about some pictures of the castings ..

    Oct 15, 2021 at 7:54 AM
  10. 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...

    Oct 15, 2021 at 7:20 AM
  11. 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

    Oct 15, 2021 at 6:27 AM
  12. 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...

    Oct 14, 2021 at 9:25 PM
  13. 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...

    Oct 14, 2021 at 8:56 PM
  14. 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...

    Oct 14, 2021 at 8:11 PM
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