"Fire Stop" repair material

Discussion in 'Fettling Forum' started by yonadav, Jan 27, 2013.

  1. yonadav

    yonadav Subscriber

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    I needed something I could use to seal leaks in a diesel generator (an electric generator, not a Coleman part) exhaust pipe. Searching through the hardware store, I ran across this:

    1359322312-IMG_5316.JPG

    It is a black gooey material that comes in a plastic tube cartridge. The label says it withstands 1,500 degrees C. It hardens in a few hours to a rigid, non-flexible structure. It worked well on my exhaust.

    I have a feeling it might come in handy in making unorthodox repairs to stove burners, as it will withstand direct flame temperatures. The one thing I don't know yet is its shelf life. I will find out one day.

    Yonadav
     
    Last edited by a moderator: Jun 26, 2015
  2. snwcmpr

    snwcmpr SotM Winner Subscriber

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    Have you put a flame to it? After it cures of course. That product may not be available here. Sounds too good to be true.

    Ken in NC (USA)
     
  3. yonadav

    yonadav Subscriber

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    The product is made in Spain.

    I have not given it a fire test, but it's a good idea to try.

    Yonadav
     
  4. RonPH

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    It should say what the composition of the black gooey thing is made of.

    Ron
     
  5. weasel

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    At my work they use stuff by the same name, but different company. Hilti makes the stuff we use.

    Link
     
    Last edited by a moderator: Jul 1, 2015
  6. Wim

    Wim Subscriber

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    It looks like the stuff I've used for stove repairs (as in wood and coal burning stoves :whistle: ). It is getting hard and brittle when cured, but can withstand high temps (as in "red hot coal burning stove ;) ). It needs enough 'support' or will drop out (it shrinks a little when drying out).

    Best regards,

    Wim