Brookfield R/S Coaxial Cylinder Rheometer - Manual (Page 56)

Brookfi eld Engineering Labs., Inc. Page 56 Manual No. M08-219-B1211
Table A-2: Double Gap Cylinder Measuring System According to DIN 54453
(consisting of measuring bob and measuring cup)
Measuring System CC3-DG
Shear rate range [s -1 ] 3 - 4,344
Shear stress range [Pa] 2.49 - 83
Viscosity range [Pa•s] 0.002 - 191
Filling volume [ml] 16
Shear rate factor K
⋅γ
[min/s] 4.3465
Shear stress factor
τ
‰ [Pa]
0.0833
Inner radius of measuring bob R
2
[mm] 19.72
Outer radius of measuring bob R
3
[mm] 20.5
Inner radius of measuring cup R
1
[mm] 19.25
Outer radius of measuring cup R
4
[mm] 21.0
Length of measuring bob L [mm] 111
Ratio of radii R
a
/ R
i
1.0244
Resistance coefficient c
L
1
The given ranges are standard values (not maximum values)
Table A-3: Cone/Plate Measuring Systems
(consisting of measuring cone and measuring device Cone/Plate Attachment)
Measuring System RC3-25-1 RC3-25-2 RC3-50-1 RC3-50-2
Shear rate range [s -1 ] 4 - 6,000 2 - 3,000 4 - 6,000 2 - 3,000
Shear stress range [Pa] 367 - 12,223 367 - 12,223 46 - 1,528 46 - 1,528
Viscosity range [Pa•s] 0.061 - 20,372 0.122 - 40,743 0.008 - 2,547 0.015 - 5,093
Filling volume [mL] 0.08 0.3 0.7 1.5
Shear rate factor K
⋅γ
[min/s]
6.00 3.00 6.00 3.00
Shear stress factor
τ
‰
[Pa]
12.223 12.223 1.5979 1.5979
Radius of measuring cone
R
[mm]
12.5 12.5 25 25
Angle of measuring bob
cone
α [°]
1 2 1 2
cone truncation 50 50 50 50
The given ranges are standard values (not maximum values)