Recent Blogs Posts

  1. Metal Shop

    This is a blog about starting a backyard foundry from virtually nothing.

    'Nothing' includes this shop and area outside.
    Click image for larger version

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    I will be putting a slab of concrete in front of this shop building where I can install the foundry and sand casting area.


    This sketch shows the layout of the foundry shopClick image for larger version

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    The fire feed provides heat for the charcoal kiln (retort) or ...

    Updated Yesterday at 03:36 PM by AlPuddle

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  2. MAF Adapter - start to finish

    I wanted to make a cast aluminum MAF adapter for my SR20DE engine. Most of the aftermarket adapters available are plastic and flimsy, and overtime will fail due to heat cycling. So I made a pattern to cast from.

    A bit of luan for the base, an offcut from a soup can for the tube section, and some durhams water putty to add draft and girth.

    ...
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  3. Epic Plastic injection molder project

    ive stated making some patterns to get this project started
    so the complete plans have not been drawn , just a bunch of parts in cad
    so im going with an 8inch air ram for injection force , and a 25mm auger for the Heating / mixing stage
    the auger will be driven by a 1200oz/in stepper with a 8:1 gearbox , full speed should make 120rpm , = 1 horsepower

    so the basic design is below
    ...
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  4. Help a n00b out?

    This question is a tad embarrassing, but how do you post a new thread? I'm in the process of making my first furnace, and I need some answers about refractory. Would a 4:1 perlite to 3200 degree furnace cement (by volume) work? I don't intend on melting anything hotter than copper, at least for now. Cost is the overriding concern for me.
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  5. 44 gallon drum designs copper scrapper waste oil burner

    Want to build a scrapper and waste oil burner as I have unlimited waste oil at my disposal. Ideally I would like to put scrap in one end and fill the
    tray ingot at the other end. I have a few 44's laying around are they suitable? Can get plate rolled. Need a design and ideas.
    Looking to pick all your brains. Thank you looking forward to your thoughts. I have been reading this forum for a bit and I have seen some interesting things. Just want ideas on how to. Thanks
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