>I don't understand why this method is still used, and why not in conjunction >with crowned ribs. Hi Isaac, I don't understand why either, other than the compression crowning being considered "traditional". Rib crowning is a far more predictable and dependable method. >I guess that gluing on crowned ribs only does not build enough internal >tension to the board to be very efficient is not it ? > >Isaac OLEG The panel is still dried down for crowned ribs, just not as much. Something around 6%MC, so there is still plenty of compression in the panel. A rib crowned board is every bit as efficient as a compression crowned board. More so, in my opinion. Ron N
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