Recent Content by Dean

  1. Dean
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    Getting coke to burn.

    I run a coke fueled blacksmith forge. You need a decent starting fire and lots of air to get a coke fire to become self supporting. Coke doesn't...
    Post by: Dean, Sep 23, 2022 in forum: Furnaces and their construction
  2. Dean
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    Tin, how to identify,,,

    Identifying Lead alloys , Tin Zinc Pewter , Babbit Bismuth , Pot metal [MEDIA]
    Post by: Dean, Sep 16, 2022 in forum: General foundry chat
  3. Dean
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    Long Reach Piezo Electric Ignitor

    I use a propane weed burner like this one: https://www.amazon.ca/Charcoal-Starter-Remover-Ergonomic-Roofing/dp/B0B6BVX5CF [IMG] [IMG]
    Post by: Dean, Jul 20, 2022 in forum: Foundry tools and flasks
  4. Dean
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    Parametric Filling System Model

    "Gating and risering is by far the most controversial subject in the foundry and each expert comes up with his pet theory on the subject." - Not...
    Post by: Dean, Jul 12, 2022 in forum: Sand Casting
  5. Dean
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    Parametric Filling System Model

    So similar to what Tops said, the gates are printed as separate pieces so you would put the runner in the drag, the vertical gates in the cheek,...
    Post by: Dean, Jul 12, 2022 in forum: Sand Casting
  6. Dean
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    Parametric Filling System Model

    Version 1.2 is now available. Changes include: Select basin position to any of the four sides Set a back angle on the gates - Experimental...
    Post by: Dean, Jul 10, 2022 in forum: Sand Casting
  7. Dean
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    Parametric Filling System Model

    I'm working on it with a few other enhancements.
    Post by: Dean, Jul 9, 2022 in forum: Sand Casting
  8. Dean
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    Parametric Filling System Model

    The gates can be in the drag with the runner, or above the runner in the cheek or cope.
    Post by: Dean, Jul 9, 2022 in forum: Sand Casting
  9. Dean
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    Parametric Filling System Model

    That's the intent but can be a bit hard to achieve in practice. One way is to have vertical gates like in OIF's video but at a cost of reduced...
    Post by: Dean, Jul 7, 2022 in forum: Sand Casting
  10. Dean
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    Parametric Filling System Model

    This is where things are a bit counter intuitive. You actually want more surface area to increase the friction to slow down the flow of the...
    Post by: Dean, Jul 6, 2022 in forum: Sand Casting
  11. Dean
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    Parametric Filling System Model

    Yes, they are risers and yes, I agree with you, they most likely won't work like that. In fact Campbell recommends against risers on the gates....
    Post by: Dean, Jul 5, 2022 in forum: Sand Casting
  12. Dean
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    Parametric Filling System Model

    Looks good! But you've got the spin trap upside down - the conical part should be at the top with the vent attached. And it looks like the gates...
    Post by: Dean, Jul 4, 2022 in forum: Sand Casting
  13. Dean
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    Parametric Filling System Model

    I've made a couple of changes to make it easier to print. The sprue and spin trap vent now have a flat side so that they can be printer on their...
    Post by: Dean, Jul 4, 2022 in forum: Sand Casting
  14. Dean
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    I finished reading John Campbell's book : Complete Casting Handbook

    [ATTACH] Arrived in the post today. Still talks about making needles (and nuclear reactors).
    Post by: Dean, Jun 26, 2022 in forum: Sand Casting
  15. Dean
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    Parametric Filling System Model

    Well, there's ya problem. An OpenSCAD version from 2015 is going to be missing a few features. It's under continuous development and the latest...
    Post by: Dean, Jun 20, 2022 in forum: Sand Casting