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soyfoam shrinkage Post New Topic | Post Reply
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FirstName LastName
Posted: Dec 05, 2006 08:12 PM
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soyfoam shrinkage
use soyfoam in stud cavity on house limited areas shrunk. surface temp 50, heaters at 116-119,pressure 1100-1350. any suggestions. anyone spray foam on all steel buildings with suface temps around 40.if so what settings waterblown or not and how well did it work
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Dave Strnad
Posted: Dec 05, 2006 08:22 PM
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Are you picture framing the stud cavities? What Lb are you using? I have heard that the 1 and 1.2 Lb foams are more prone to shrinkage. |
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SprayFoamSupply.com
Posted: Dec 05, 2006 09:38 PM
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How thick did you put the foam? How thick was each pass? What was the moisture content of the wood? Was it open or closed cell? |
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FirstName LastName
Posted: Dec 06, 2006 08:31 PM
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1.7 pound, and .5 pound low surface moisture 2 pound 1-1.5 inch passes, .5 pound 4-5inches. good clean surfaces, no problem that i can see with substrate |
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Gerry Wagoner
Posted: Dec 06, 2006 08:57 PM
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hmmmm |
