Peterson 
fon (DELRIN) 
A 0.65 (AU) 
0.66 (CU) yY 
via 
w 4 o, (MATERIAL) 
Ao 
8 
i] 
0.62 (CU) 
TT £ 0.69 (DELRIN) 
BUBBLES PER SECOND STRIKING HEADFORM 
_ 
=) 
ro) 
10 
0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 
TOTAL AIR CONTENT REFERRED TO TEST SECTION 
PRESSURE (a/a,.) 
FIGURE 14. NUMBER OF BUBBLES > 25 #M DIAMETER 
STRIKING HEADFORM FOR VARIOUS (ox rs ) 
BZ 
