Structural Flakeboards and Composites 



2989 



Co 



I 



i 







100 



200 



300 



INTERNAL BOND STRENGTH (RSJ.) - IB 



M 140864 

 Figure 24-41. — Relationship of interlaminar shear strength to internal bond strength of 

 particleboard. The FPL flakeboard is of Douglas-fir; flakeboard M has southern pine 

 faces and southern pine and mixed southern hardwoods in the core; flakeboard N is 

 of aspen. The others are a variety of softwood particleboards. (Drawing after McNatt 

 1973.) 



