Critical Screw Shaft Speed
Input the following values:
Screw Diameter
>
3/16
1/4
5/16
3/8
7/16
1/2
5/8
3/4
Inches
Length Between Supports:
Inches
Fixed-Free
Simple-Simple
Fixed-Simple
Fixed-Fixed
Critical Speed =
RPM
Note: Calculated critical shaft speed is reduced by 85% to allow for other factors such as alignment and straightness.