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  1. MortyNTenon
    Post

    For all of the iron founders.

    Easy like a day at the beach!
    Post by: MortyNTenon, Dec 2, 2021 in forum: Sand Casting
  2. MortyNTenon
    Post

    Casting and machining crankshafts

    Somewhere I saw cast air compressor cranks that had a small bar connecting the two throws opposite of the rod journal. I assume this was to help...
    Post by: MortyNTenon, Nov 17, 2021 in forum: Metal casting projects
  3. MortyNTenon
    Post

    Using Epoxy (and maybe polyester) to Make Cores

    Thanks for testing
    Post by: MortyNTenon, Oct 19, 2021 in forum: Sand Casting
  4. MortyNTenon
    Post

    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 and...
    Post by: MortyNTenon, Oct 15, 2021 in forum: Sand Casting
  5. MortyNTenon
    Post

    Using Epoxy (and maybe polyester) to Make Cores

    Linocure Part B from Ask Chemicals has Cobalt naphthenate as an ingredient. Don't know if its available separately or just with the other two parts.
    Post by: MortyNTenon, Oct 13, 2021 in forum: Sand Casting
  6. MortyNTenon
    Post

    Using Epoxy (and maybe polyester) to Make Cores

    How did your actual work time/strip time compare to what the West 105/205 calls out?
    Post by: MortyNTenon, Oct 9, 2021 in forum: Sand Casting
  7. MortyNTenon
    Post

    Using Epoxy (and maybe polyester) to Make Cores

    It would be nice if the West system or System Three works out since its available in many places and sizes. I always look at the SDS and there...
    Post by: MortyNTenon, Sep 16, 2021 in forum: Sand Casting
  8. MortyNTenon
    Post

    Using Epoxy (and maybe polyester) to Make Cores

    Unfortunately Miller-Stephenson is no longer selling the Epon 813 epoxy unless you place a rather large order.
    Post by: MortyNTenon, Sep 16, 2021 in forum: Sand Casting
  9. MortyNTenon
    Post

    Using Epoxy (and maybe polyester) to Make Cores

    Lee let us know if your epoxy is a success (or failure) and what the name of it is. Not sure what an A7 is but here is an Austin Healey block....
    Post by: MortyNTenon, Sep 12, 2021 in forum: Sand Casting
  10. MortyNTenon
    Post

    Pool Filter Sand

    When you don't have a foundry supplier available Unimin Granusil can be bought at building supply or landscape supply places. Runnings, a...
    Post by: MortyNTenon, Sep 10, 2021 in forum: Sand Casting
  11. MortyNTenon
    Post

    Cobett's Monograph on Sodium Silicate and Other Core Making Methods

    I'm trying to find what specific brand/type anyone has used. With all of the different types of epoxies available, one probably works better than...
    Post by: MortyNTenon, Sep 10, 2021 in forum: Sand Casting
  12. MortyNTenon
    Post

    Cobett's Monograph on Sodium Silicate and Other Core Making Methods

    Does anyone have a suggestion on what specific type of two part epoxy binder to use with iron castings? There are probably thousands of two part...
    Post by: MortyNTenon, Sep 9, 2021 in forum: Sand Casting
  13. MortyNTenon
    Post

    Casting a windmill gear in grey iron

    Forgot about the foundry on my home turf. The owner made from mostly scratch a 150 HP Case steam engine. Its has several cast gears but I don't...
    Post by: MortyNTenon, Jun 11, 2019 in forum: Sand Casting
  14. MortyNTenon
    Post

    Casting a windmill gear in grey iron

    Not to spoil everyones fun but when you get this cut a cast blank and be done!
    Post by: MortyNTenon, Jun 10, 2019 in forum: Sand Casting
  15. MortyNTenon
    Post

    Casting a windmill gear in grey iron

    Release of silicate
    Post by: MortyNTenon, Jun 9, 2019 in forum: Sand Casting
  16. MortyNTenon
    Post

    Casting a windmill gear in grey iron

    Spray graphite also works well. Sprayon brand is my favorite if available
    Post by: MortyNTenon, Jun 9, 2019 in forum: Sand Casting
  17. MortyNTenon
    Post

    Casting a windmill gear in grey iron

    Thanks for the great videos. The slow mo replays really help in trying to grasp at what's going on. Is it possible that the initial flow that...
    Post by: MortyNTenon, Jun 9, 2019 in forum: Sand Casting
  18. MortyNTenon
    Post

    Casting a windmill gear in grey iron

    Nice work. The rounded corner would be perfect for a sliding gear change application. The catalyst goes a long way, as an example 5lbs of sand,...
    Post by: MortyNTenon, Jun 8, 2019 in forum: Sand Casting
  19. MortyNTenon
    Post

    Casting a windmill gear in grey iron

    Found this stuff. https://www.consolidated-chemical.com/Propylene-Carbonate-Purified-120ml-PropyleneCarbonate120.htm The actual Chembond...
    Post by: MortyNTenon, Jun 8, 2019 in forum: Sand Casting
  20. MortyNTenon
    Post

    Casting a windmill gear in grey iron

    Sorry I guess I should be more clear. You have to be using a catalyst with the SS. It has a somewhat plastic state between the work time and...
    Post by: MortyNTenon, Jun 8, 2019 in forum: Sand Casting
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