Furnaces and their construction

Build threads on the construction of home foundry furnaces

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  1. Al2O3
    Locked Sticky

    Foundry Tutorial

    Al2O3, Jan 3, 2021
    Replies:
    8
    Views:
    26,181
    Al2O3
    Jan 3, 2021
  2. Andrew Marquardt

    Building new furnace

    Andrew Marquardt, Nov 14, 2025
    Replies:
    7
    Views:
    708
    Andrew Marquardt
    Nov 17, 2025
  3. metallab

    Low emissivity paint and crucible impinging flame: does it really improve furnace efficiency ?

    metallab, Nov 5, 2025
    Replies:
    2
    Views:
    612
    metallab
    Nov 6, 2025
  4. brandon henneberry

    New furnace build

    brandon henneberry, Oct 26, 2025
    Replies:
    12
    Views:
    1,301
    Tops
    Nov 2, 2025
  5. metallab

    Electric heating: Does anyone use SiC elements ?

    metallab, Oct 11, 2025
    Replies:
    2
    Views:
    743
    Al2O3
    Oct 11, 2025
  6. bmac2

    Kaowool Hole Punch

    bmac2, Jul 1, 2025
    Replies:
    1
    Views:
    2,232
    Rob Hall
    Jul 1, 2025
  7. metallab

    What do you think of this VEVOR propane furnace ?

    metallab, Jun 15, 2025
    Replies:
    5
    Views:
    2,981
    FishbonzWV
    Jun 20, 2025
  8. metallab

    Any experiences with SiC elements ?

    metallab, Jun 8, 2025
    Replies:
    0
    Views:
    2,107
    metallab
    Jun 8, 2025
  9. Rob Hall

    Toolshed's 2025 Furnace build

    Rob Hall, May 22, 2025
    Replies:
    1
    Views:
    2,594
    Rob Hall
    May 27, 2025
  10. metallab

    $400-$800 Induction furnace: worth the purchase ?

    metallab, May 22, 2025
    Replies:
    4
    Views:
    3,461
    metallab
    Jul 27, 2025
  11. metallab

    This propane furnace for only $160 ?

    metallab, May 21, 2025
    Replies:
    3
    Views:
    2,711
    HT1
    May 30, 2025
  12. Sweetgumnyc

    Induction furnace question

    Sweetgumnyc, May 2, 2025
    Replies:
    1
    Views:
    2,892
    Al2O3
    May 3, 2025
  13. Mburtis

    Lift out vs lift off

    Mburtis, Mar 22, 2025
    Replies:
    10
    Views:
    4,172
    Mark's castings
    May 20, 2025
  14. Conor

    Furnace struggling to melt copper, help needed.

    Conor, Feb 24, 2025
    Replies:
    4
    Views:
    3,898
    Petee716
    Feb 24, 2025
  15. woolstar

    Playing with heating elements.

    woolstar, Feb 24, 2025
    Replies:
    2
    Views:
    4,040
    Al2O3
    Feb 24, 2025
  16. Darrow of Lykos

    Applying Satanite

    Darrow of Lykos, Feb 23, 2025
    Replies:
    3
    Views:
    3,654
    Tobho Mott
    Feb 24, 2025
  17. Tranby1

    Design For Small Coke/Charcoal Furnace

    Tranby1, Feb 10, 2025
    Replies:
    10
    Views:
    5,677
    Petee716
    Feb 14, 2025
  18. Scottywood

    Burnout Kiln - advise on using old Duncan Kiln

    Scottywood, Jan 15, 2025
    Replies:
    9
    Views:
    6,169
    Scottywood
    Jan 31, 2025
  19. woolstar

    Electric element design spreadsheet.

    woolstar, Dec 29, 2024
    Replies:
    1
    Views:
    4,471
    Al2O3
    Dec 29, 2024
  20. L98fiero

    How much refractory do I need

    L98fiero, Nov 25, 2024 ... 2
    Replies:
    25
    Views:
    11,092
    L98fiero
    Nov 30, 2024
  21. metallab

    Funny video on failed ToAuto propane furnace

    metallab, Nov 10, 2024
    Replies:
    3
    Views:
    4,164
    r4z0r7o3
    Nov 11, 2024
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