|
| |
| Table F -
Ribbon Factor |

|
| Screw Diameter |
Ribbon Width |
15% Trough Loading |
30% Trough Loading |
45% Trough Loading |
| 6 |
1" |
1.32 |
1.52 |
1.79 |
| 9 |
1-1/2" |
1.34 |
1.54 |
1.81 |
| 10 |
1-1/2" |
1.45 |
1.67 |
1.96 |
| 12 |
2" |
1.32 |
1.52 |
1.79 |
| 12 |
2-1/2" |
1.11 |
1.27 |
1.50 |
| 14 |
2-1/2" |
1.27 |
1.45 |
1.71 |
| 16 |
2-1/2" |
1.55 |
1.69 |
1.90 |
| 18 |
3 |
1.33 |
1.53 |
1.80 |
| 20 |
3 |
1.6 |
1.75 |
1.96 |
| 24 |
3 |
2.02 |
2.14 |
2.28 |
|