Brookfield Engineering Labs., Inc. Page 57 M/02-212
Table Cone/Plate measuring systems (DIN 53018)
(consists of measuring cone and measuring device ME-CP/PP)
Measuring system C25-1 C25-2 C50-1 C50-2 C75-1 C75-2
Shear rate range
[s-1]
0 ... 4,800 0 ... 2,400 0 ... 4,800 0 ... 2,400 0 ... 4,800 0 ... 2,400
Shear stress range
[Pa]
0 ... 12,223 0 ... 12,223 0 ... 1,528 0 ... 1,528 0 ... 452 0 ... 452
Viscosity range
[Pas]
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 Kγ
⋅
[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 measu-
ring cone R [mm]
12.5 12.5 25 25 37.5 37.5
Angle of measu-ring
cone α [°]
1 2 1 2 1 2
Cone truncation
[µm]
50 50 50 50 50 50
Table Plate/Plate measuring systems (DIN 53018)
(consists of measuring plate and measuring device ME-CP/PP)
The following data is valid for a measuring gap of 1 mm. For other measuring gaps please calculate
Kγ
⋅ with formula:
Kγ
⋅ =(2π/60) * (R/H) R= radius, H=gap
Measuring system P25 P50 P75
Shear rate range [s-1] 0 ... 1,047 0 ... 2,094 0 ... 3,141
Shear stress range [Pa] 0 ... 16,298 0 ... 2,037 0 ... 603
Viscosity range [Pas] 1.56 ... 9,960 0.097 ... 623 0.02 ... 122
Filling volume [ml] 0.5 2.0 4.5
Shear rate factor Kγ
⋅ [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