Polyumac Air-Cell foam core

Discussion in 'Materials' started by silentneko, Jan 7, 2024.

  1. silentneko
    Joined: Jan 2014
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    Location: Florida, United States

    silentneko Senior Member

    I saw Fiberglass Florida has Polyumac Air-Cell T-60 for a pretty reasonable price. I've heard Polyumac mentioned before, and for over a decade, but has anyone actually used it? How does it compare to other foam cores.

    I was considering Carbon Core PVC foam for an upcoming project, but it's only 4lbs density. If the Air-Cell is as good I'd rather go with it being it's 6lbs. Thanks.
     
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  2. gonzo
    Joined: Aug 2002
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    gonzo Senior Member

    Density alone is not a good parameter to compare these foams. Shear and compressive strength would be better properties for comparison. Also, check the adhesive strength of whatever resin you are planning on using.
     
  3. silentneko
    Joined: Jan 2014
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    Location: Florida, United States

    silentneko Senior Member

    It's comparable to what's already on the market, and adhesion isn't an issue. I'm just looking for guys who have actually used it to give opinions. So far I've talked to 2 on other forums, both said they would use it again.
     
  4. fallguy
    Joined: Dec 2016
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    fallguy Boat Builder

    Have not used.

    what boat and what category/seastate and what power

    where sailing?

    hdt is not as high as corecell M, if painting dark might want to rethink
     

  5. silentneko
    Joined: Jan 2014
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    Location: Florida, United States

    silentneko Senior Member

    I have multiple projects in mind, but it will be used to core a small hull extension on a displacement speed hull. The guys I've spoken to have used it for hulls, bulkheads, and soles with good results. One being a shop over on the east side of FL.

    I'm not baking it so I'm not worried about heat distortion. 200f will do me just fine. Thanks.
     
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