Brookfield R/S CPS Rheometer - Manual (Page 48)

Brookfield Engineering Labs., Inc. Page 48 Manual No. M08-218-B0212
Appendix A
A.1 Data Sheets of Standard Measuring Systems
Table A-1: Cone/Plate Measuring Systems according to DIN 53018
(consisting of measuring cone and the bottom measuring plate of the instrument)
Measuring System RC3-25-1 RC3-25-2 RC3-50-1 RC3-50-2 RC3-75-1 RC3-75-2
Shear rate range [s -1 ] 0-6,000 0-3,000 0-6,000 0-3,000 0-6,000 0-3,000
Shear stress range [Pa] 0-12,223 0-12,223 0-1,528 0-1,528 0-452 0-452
Viscosity range [Pa•s] 0.25-1,629 0.5-3,259 0.03-203 0.06-407 0.009-60 0.02-120
Filling volume [ml] 0.08 0.3 0.7 1.5 2.0 3.9
Shear rate factor K
⋅γ
[min/s]
6.00 3.00 6.00 3.00 6.00 3.00
Shear stress factor τ ‰
[Pa]
12.223 12.223 1.528 1.528 0.4527 0.4527
Radius of measuring cone R [mm] 12.5 12.5 25 25 37.5 37.5
Angle of measuring cone α [°] 1 2 1 2 1 2
Cone truncation [ μ m] 50 50 50 50 50 50
The data in the following table is for plate/plate systems and is valid for a measuring gap of 1
mm. For other plate distances, please calculate K
⋅γ
with the formula:
K γ = (2π/60) * (R/H) R = radius, H = gap
Table A-2: Plate/Plate Measuring Systems according to DIN 53-018
(consisting of measuring plate and the bottom measuring plate of the instrument)
Measuring System RP3-25 RPS-50 RP3-75
Shear rate range [s -1 ] 0-1,308 0-2,600 0-3,925
Shear stress range [Pa] 0-16,298 0-2,037 0-603
Viscosity range [Pa•s] 1.56-9,960 0.097-623 0.02-122
Filling volume [ml] 0.5 2.0 4.5
Shear rate factor K
⋅γ
[min/s]
1.309 2.6175 3.927
Shear stress factor τ ‰ [Pa] 16.2975 2.037 0.6036
Radius of measuring plate R [mm] 12.5 25 37.5