RheoVADR
®
Rheometer Instruction Manual
D00845847
Revision E, September 2014
41
Table B-2 Torsion Spring Specifications
Torsion
Spring
Assembly
Torsion Spring
Constant*
k
1
(dyne/cm/degree
deflection)
Torsion
Spring Factor
f
Maximum Shear
Stress with B1
Bob
(dyne/cm
2
)
Color
Code
F0.2
77.2
0.2
307
Green
F0.5
193
0.5
766
Yellow
F1
386
1
1,533
Blue
F2
772
2
3,066
Red
F3
1,158
3
4,600
Purple
F4
1,544
4
6,132
White
F5
1,930
5
7,665
Black
F10
3,860
10
15,330
Orange
*
With R1-B1 Combination