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Thread: "Sticky in process"... Miscellaneous facts about drying lumber

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  1. #1
    Join Date
    Oct 2007
    Location
    New Hill, NC
    Posts
    2,568
    Quote Originally Posted by Robert Wachtell View Post
    soooo are you and or Anchorseal saying that a lot of the drying process in the kiln takes place through the end grain after the Anchorseal evaporates off the end grain????
    Robert, if you understand anything about kiln drying you will know that the sterilization cycle is always performed at the end of a kiln run once targeted MC% has been achieved.

    There is no drying that takes place after the sterilization cycle, because the kiln is then turned off and unloaded. Some operators run a conditioning cycle after the sterilization cycle, but in this instance RH% is increased and the shell of the lumber regains moisture - not loses it.

    Since I referenced in my comment that the Anchorseal residue is evaporated during the sterilization run, clearly I'm not saying that "a lot of the drying process in the kiln takes place through the end grain after Anchorseal evaporates off of the end grain" as you referenced.

    For a hobbyist, using wood glue, roofing tar, latex paint, etc typically requires that an inch or so of lumber must be trimmed off the end of every board before further processing. These losses are usually insignificant for a low volume user. However, for a commercial operation, this added requirement to end trim is an unnecessary cost and undesirable.

    One of the many benefits of Anchorseal is that since it evaporates during the sterilization run there are no additional processing steps required before the wood can be face jointed and planed. The residue will not damage post-processing equipment.

  2. Quote Originally Posted by Scott T Smith View Post
    Robert, if you understand anything about kiln drying you will know that the sterilization cycle is always performed at the end of a kiln run once targeted MC% has been achieved.

    There is no drying that takes place after the sterilization cycle, because the kiln is then turned off and unloaded. Some operators run a conditioning cycle after the sterilization cycle, but in this instance RH% is increased and the shell of the lumber regains moisture - not loses it.

    Since I referenced in my comment that the Anchorseal residue is evaporated during the sterilization run, clearly I'm not saying that "a lot of the drying process in the kiln takes place through the end grain after Anchorseal evaporates off of the end grain" as you referenced.

    For a hobbyist, using wood glue, roofing tar, latex paint, etc typically requires that an inch or so of lumber must be trimmed off the end of every board before further processing. These losses are usually insignificant for a low volume user. However, for a commercial operation, this added requirement to end trim is an unnecessary cost and undesirable.

    One of the many benefits of Anchorseal is that since it evaporates during the sterilization run there are no additional processing steps required before the wood can be face jointed and planed. The residue will not damage post-processing equipment.
    I do understand that when I use Tite Bond 3 ( used at least 30 times ) as an end grain sealer VS Anchorseal ( used hundreds of times ), the amount of end grain checking seems to me to be SIGNIFICANTLY less in the logs that I have used the TB3 on.

    That is all I know and it is my wish that readers take note of what little I know.

    And of course it is also my wish that they take note of what a great deal you know.

    Thanks for the heads up on keeping the TB3 off the S4S'ing blades. That sounds like a logical suggestion.

  3. #3
    Join Date
    Feb 2014
    Location
    Lake Gaston, Henrico, NC
    Posts
    9,188
    There is some really good information about Stickers in this thread from the Forestry Forum that anyone stacking lumber to dry should read:

    https://forestryforum.com/board/inde...topic=123106.0

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