494 Production
2.4
2.2
2.0
1.8
1.6
1.4
1.2 3
1 .a
0.8
0.6
0.4
0.2
0
4.2
1 00
90
80
2 70
60
50
U-
4oz
b2
r;: 30
0.7 20
0.6 10
0.5
0.4 0
-1 0
0.3
-20
-30
0.2
1i.W 2 5 10-2 2 5 10-r 2 5 1.0 2 5
NL
FiWm 8-64. F,, F,. F, and F4 vs. viscosity number, N, [q.