Any of you guys use expanding foam on card board fin cans? I was told that if you used it on card board it would distort the body tube? How true id this? I know that some of the thick walled tubes are pretty strong
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Any of you guys use expanding foam on card board fin cans? I was told that if you used it on card board it would distort the body tube? How true id this? I know that some of the thick walled tubes are pretty strong
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