Structural Flakeboards and Composites 

 .12 



3013 



I 1 1 



RANDOM FLAKEBOARD 



--^\ 



.02- 4 -DAY CYCLE 



10 



15 



20 



25 



30 



35 



40 



^ .08 



.06 



.04 



.02 







.02- 32- DAY CYCLE 



10 



15 20 25 



TIME (DAYS) 



30 



35 



40 



Figure 24-460. — Deflection versus time for 1/2-inch-thick flexure specimens, cut to 

 evaluate 8-foot panel direction, from random flakeboard, oriented flakeboard, and 

 southern pine CDX plywood, subjected to 600 psi continuous stress for 32 days under 

 4-, 8-, and 32-days cycles between 50 and 85 percent relative humidity. (Drawing 

 after Price, text footnote^ °.) 



