|
|
Rotational Viscometer
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Rotational Viscometer
|
Rotational Rheometer
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SVM Viscometer
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Gravimetric Capillary Viscometer
|
Gravimetric Capillary Viscometer
|
Gravimetric Capillary Viscometer
|
Falling Ball Viscometer
|
Rolling Ball
|
|
|
3 different models;
L: To measure low-viscosity materials; R: To measure medium-viscosity materials; H: To measure high vicosity materials
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Sample volume < 20 mL and for shear rate control
|
Model for high shear/high torque measurements
|
|
Ubbelohde
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Ubbelohde
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Houillon
|
Hoeppler
|
Microviscometer
|
|
|
Infinite-gap geometry / open beaker
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Defined gap geometries: Concentric cylinder systems Small sample adapter systems Ultra low viscosity adapter/double-gap systems
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Concentric cyliner systems Double-gap system
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Automatic
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Manual
|
Automatic
|
Semi-automatic
|
Manual
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Automatic
|
|
Automation possible
|
no
|
no
|
no
|
yes
|
no
|
yes
|
yes
|
no
|
yes
|
|
Calculated quantity
|
dynamic viscosity
|
dynamic viscosity
|
dynamic viscosity
|
dynamic / kinematic viscosity, density
|
kinematic viscosity
|
kinematic viscosity
|
kinematic viscosity
|
dynamic viscosity (density required)
|
dynamic / kinematic viscosity (density required)
|
|
Lab space
|
< 0.25 m²
|
< 0.25 m²
|
< 0.25 m²
|
< 0.25 m²
|
~ 0.5 m²
|
~ 0.5 m²
|
~ 0.5 m²
|
< 0.25 m²
|
< 0.25 m²
|
|
Liquid bath thermostat required
|
yes (for sample temperature control from abient to + 100 °C)
|
no
|
yes (for -20°C) no (0 °C to + 180 °C)
|
no (counter cooling for temperatures < -20°C)
|
yes
|
yes
|
yes
|
yes
|
no (counter cooling for temperatures <+5°C)
|
|
Measured quantity
|
torque
|
torque
|
torque
|
rotational speed, frequency
|
time
|
time
|
time
|
time
|
time
|
|
Measuring accuracy
|
± 1% full scale range (at 100% torque)
|
± 1% full scale range (at 100% torque)
|
< 3 %
|
< 1 %
|
< 1 %
|
< 1 %
|
~ 2 %
|
< 1 %
|
< 1 %
|
|
Sample throughput - max / h
|
---
|
---
|
---
|
30 (ultrafast test, single determination)
|
2
|
< 20
|
up to 75
|
2
|
manual: 10 / flow-through: 20
|
|
Sample volume - typical
|
500 mL
|
2 to 20 mL
|
1 to 90 mL
|
5 mL
|
18 mL
|
25 mL
|
< 1 mL
|
40 mL
|
starting from 0.1 mL / typ. 1.5 mL
|
|
Shear rate calculation
|
no
|
yes
|
yes
|
yes
|
no
|
no
|
no
|
no
|
yes
|
|
Shear rate control
|
no
|
yes
|
yes
|
no
|
no
|
no
|
no
|
no
|
no
|
|
Solvent volume - typical
|
---
|
---
|
---
|
7.5 mL
|
30 mL
|
40 mL
|
< 10 mL
|
---
|
manual: 5 mL / flow-through: 10 mL
|
|
Standards and norms
|
e.g. ASTM D1084, ASTM D1824, ASTM D2196, ASTM D2364, ASTM D2556, ASTM D3288, ISO 2555, ISO 1652, USP<912>, Ph. Eur. 2.2.10
|
e.g. ASTM D2983, ASTM D8210, ASTM D5133, ASTM D7110, DIN 53019, EN/ISO 3219, DIN 54453 (double gap systems), USP <912>, Ph. Eur. 2.2.10
|
DIN 1342, DIN 53019, EN/ISO 3219, DIN 54453 (double gap systems), USP <912>, Ph. Eur. 2.2.10
|
e.g. ASTM D7042,ASTM D4052, ASTM D1655, ASTM D2270, ASTM D2501, ASTM D2502, ASTM D2161, EN16896, ISO12185
|
ISO 3104, ISO 3105, ASTM D445, ASTM D446, IP 71, BS188, USP<911>
|
ISO 3104, ISO 3105, ASTM D445, ASTM D446, IP 71, BS188, USP<911>
|
ASTM D7279
|
DIN 53015, ISO 12058
|
USP <913>, corresponds to DIN 53015 and ISO12058 ISO12058
|
|
Temperature - max
|
typically ambient
|
+175 °C
|
+180°C
|
+135°C
|
+200°C
|
+200°C
|
+120°C
|
+150°C
|
+100°C
|
|
Temperature - min
|
typically ambient
|
-45 °C
|
-20 °C
|
-60°C
|
-40°C
|
-40°C
|
+20°C
|
-60°C
|
-30°C
|
|
Temperature change with same filling
|
limited
|
yes
|
yes
|
yes
|
no
|
no
|
no
|
no
|
yes
|
|
Viscosity range - max
|
L: 6 000 000 mPa.s; R: 40 000 000 mPa.s; H: 320 000 000 mPa.s
|
100 000 mPa.s (higher values possible with small sample adapter spindles)
|
1 000 000 000 mPa.s
|
30,000 mPa.s
|
100,000 mm²/s
|
100,000 mm²/s
|
2000 mm²/s
|
70,000 mPa.s
|
10,000 mPa.s
|
|
Viscosity range - min
|
L: 15 mPa.s; R: 100 mPa.s; H: 800 mPa.s
|
L: 1 mPa.s; R: 3 mPa.s; H: 24 mPa.s
|
1 mPa.s
|
0.2 mPa.s
|
0.3 mm²/s
|
0.3 mm²/s
|
2 mm²/s
|
0.5 mPa.s
|
0.3 mPa.s
|
