View Single Post
  #10   Report Post  
Posted to rec.woodworking
Robatoy
 
Posts: n/a
Default Veneering both sides of plywood ??

In article ,
"John Eppley" wrote:

As I understand the physics of the problem, applying any new material to a
substrate causes uneven absorption of moisture on one side thus causing
warp, if and only if, the absorption rate is significantly different on both
surfaces. Otherwise, no effect.


One word:

Expansion coefficient.

Okay..those were 2 words...