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Silk City Distillers

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Posts posted by Silk City Distillers

  1. You'll need a carbon with very high surface area and a very high micropore ratio, it will likely have a very high molasses number.  The more effective it is, the harder it will be to use, you'll understand this when you try to do it.  Granulated carbon does not have sufficient surface area to quickly remove color without significantly impacting flavor.  Likewise, most carbons sold for decolorization are not appropriate, as they will impact flavor significantly.

    It is significantly easier to redistill to remove color than it is to decolorize with carbon, but there are plenty of reasons why carbon is more effective at preserving flavors (decolorizing aged spirits for example).

     

  2. There are plenty of these on the shelf in the states without a label disclosure that indicates they are flavored whiskeys.

    You could easily make an argument that they should be called "Malt Whiskey Flavored with Hops" or similar.

  3. Based on his writing, it's clear there were different grades available, but given the economics of rum as a waste product of sugar manufacturing, not sure that less-refined variations really would have taken hold.

    There are some really interesting thoughts in one of his later pieces, linked below.  I thought the quote about the unsuitability of Hawaiian blackstrap for rum was very interesting.

    The-Arroyo-Fermentation-Process-For-Alco

     

     

  4. We did tons of recipe development on a small 50 liter still using the Stilldragon Carter Head, it's a great little setup.

    Lab still is a fun way to learn about botanical profiles by distilling single-botanical runs or making simple combinations without spending a large amount of money on alcohol and botanicals, but it's by far the hardest place to start recipe development, because of the scaling issues mentioned.  This is especially so if you are using vapor infusion, or a combination of maceration and vapor infusion.

    Also keep in mind that botanical inconsistency is amplified with very small botanical amounts, I think this is a big part of the scaling problem.

  5. Yep.

    Compare two grades from the same manufacturer (Fancy and Blackstrap), and the Premium molasses from a third.  This bottom grade isn't the worse I've seen either, it gets worse than that.  (Added high test)

    High Test
    Brix 80-85%
    Ash 2.2-2.5%
    Invert 50-65%
    Total Sugars 74-79%

    Premium (Blend of A Grade and High Test)
    Brix 79-80
    Ash 3.5% Max
    Total Sugars 68-75%

    Top Shelf Fancy (A Grade)
    Brix 79-80
    Ash 5% Max
    Invert 25-40%
    Total Sugars 63-74%

    Not Awful Blackstrap (C Grade or worse)
    Brix 79-80
    Ash 10-15%
    Invert 6-22%
    Total Sugars 45-60%

    Awful Blackstrap (Substandard, Fertilizer Grade)
    Brix 79-80
    Ash >10% (Highly optimistic)
    Total Sugars 44-52%

  6. What @John McKee says.  

    Don't assume your floors or walls are flush, plumb, straight, level, or anything else.  Shimming is a much better approach then attempting to level your concrete floor surface.  If you don't see shims, it probably isn't perfectly vertical.

  7. You might want to pick up a copy of John Palmer's Water: A Comprehensive Guide for Brewers, but keep in mind a good portion of what a brewer would be concerned with, a distiller would not be.

    In general, you want hard water with low iron, with little or no chlorine or chloramine (generally this impacts surface water and not wells), and low volatile organics (generally this impacts wells vs surface water).

     

     

     

     

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