Darryl Keil Last Activity 2026-01-12 8:29 AM
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ben

 
Subject : veneer backer
Posted : 2000-04-24 6:03 PM
Post #30531

I am veneering quartersawn white oak on 1/4 plywood. I ws told that I should apply a veneer to the backside of the plywood to "balance" the plywood. Apparently the plywood would cup or bend if this was not done. Is this true? Any insight is appreciated.Ben



 
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Darryl Keil

 
Subject : veneer backer
Posted : 2000-04-25 11:04 AM
Post #30532 - In reply to #30531

Dear Ben,Yes it is true, you should absolutely but a veneer on the backside to balance the panel, especially on such thin plywood. As the glue dries the veneer and glue shrink, pulling on thatside of the panel, if you dont have the same effect on the other side the panel will warp. Thethicker the panel the less the warping because they are stiffer, but it will still happen.SincerelyDarryl Keil: I am veneering quartersawn white oak on 1/4 plywood. I ws told that I : should apply a veneer to the backside of the plywood to "balance" the : plywood. Apparently the plywood would cup or bend if this was not : done. Is this true? Any insight is appreciated.: Ben




 
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ben

 
Subject : veneer backer
Posted : 2000-04-25 2:38 PM
Post #30533 - In reply to #30532

Thank you for your reply. Can I veneer both sides at the same time in a vacuum press nad would you advise this practice?Thanks,Ben: Dear Ben,: Yes it is true, you should absolutely but a veneer on the backside to balance the panel, : especially on such thin plywood. As the glue dries the veneer and glue shrink, pulling on that: side of the panel, if you dont have the same effect on the other side the panel will warp. The: thicker the panel the less the warping because they are stiffer, but it will still happen.: Sincerely: Darryl Keil: : : I am veneering quartersawn white oak on 1/4 plywood. I ws told that I : : should apply a veneer to the backside of the plywood to "balance" the : : plywood. Apparently the plywood would cup or bend if this was not : : done. Is this true? Any insight is appreciated.: : Ben




 
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Darryl Keil

 
Subject : veneer backer
Posted : 2000-04-26 9:58 PM
Post #30536 - In reply to #30533

Dear Ben,Yes, you can veneer both sides at the same time in a vacuum press, in fact I recommend itbe done that way when ever possible. I find the panel stays the flatest that way. If you veneer one side at a time be sure to go directly back in to veneer the back side after finishthe front side. Waiting between pressings usually warps the panel.SincerelyDarryl Keil: Thank you for your reply. : Can I veneer both sides at the same time in a vacuum press nad would you advise this practice?: Thanks,: Ben: : Dear Ben,: : Yes it is true, you should absolutely but a veneer on the backside to balance the panel, : : especially on such thin plywood. As the glue dries the veneer and glue shrink, pulling on that: : side of the panel, if you dont have the same effect on the other side the panel will warp. The: : thicker the panel the less the warping because they are stiffer, but it will still happen.: : Sincerely: : Darryl Keil: : : : : I am veneering quartersawn white oak on 1/4 plywood. I ws told that I : : : should apply a veneer to the backside of the plywood to "balance" the : : : plywood. Apparently the plywood would cup or bend if this was not : : : done. Is this true? Any insight is appreciated.: : : Ben




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