Rotary Viscosity Measurement Device

A rotational viscometer calculates viscosity based on the resistance encountered by a rotor as it rotates in a sample. It is used to measure the thickness of fluids such as paints and inks, and can be employed in both laboratory and production settings.

Instruments

The equipment is designed with double rollers, with a test load of 5kg, a drop height of 500 + 1000mm, and a rotation speed of 5-20 times/minute to meet the needs of continuous rotary drop testing.

$ 1174.00

Measurement range is 7~ 40cst, flow hole diaMeter is 3mm, using copper Cup body, in line with ISO2431 standard, suitable for viscosity measurement and equipped with bracket.

$ 196.00

Using the rotary oscillation mode, Oscillation Frequency up to 3000 rpm, swing amplitude of 5mm, through smooth contact to achieve rapid mixing, speed can be adjusted with pressure, suitable for a variety of laboratory applications.

$ 133.00

The instrument adopts Precision Platinum Resistance Sensor with temperature control accuracy of +/- 0.1 ℃ and kinematic viscosity measurement range of 0~ 10000mm ²/S, which is suitable for viscosity analysis of various liquids under thermostatic conditions.

$ 1330.00

Applicable to the flow time of not less than 20 seconds viscosity measurement, using aluminum material, capacity 50ml, flow hole diaMeter 5.6mm, can be converted into kinematic viscosity.

$ 167.00

The coaxial cylinder structure is used to achieve accurate viscosity measurement. The sample dosage is only 10-20mL. It is equipped with a removable sample Cup for easy replacement and cleaning. It supports a variety of rotor models to cover a wide range of viscosity.

$ 317.00

Automatically collect viscosity data and generate flow Linear dispersion, support ten historical data comparison analysis, measurement results can be exported to Excel format file, easy data processing and archiving.

$ 349.00

The stainless steel material is durable, the inner wall of the Cup body is smooth to ensure stable Flow velocity, the diaMeter of the flow hole is 2mm, and the viscosity range of 70cSt can be measured. Precision machining ensures measurement accuracy.

$ 190.00

Using 998 stepless speed regulation and automatic scanning functions, Measurement accuracy of +/- 1% F.S., Support real-time viscosity Linear dispersion display and 30 data storage to meet a variety of viscosity measurement needs.

$ 1647.00

Using aluminum alloy anodic oxidation Cup body and stainless steel nozzle, the aperture is 5.2mm, the viscosity measurement range is 200~ 1200cSt, the outflow time is 20~ 105 seconds, and the liquid viscosity is evaluated by the flow time.

$ 130.00

Measurement range 100~ 300cst, equipped with 5mm flow hole and bracket, using copper Cup body, in line with ISO2431 standard, suitable for Benchtop viscosity testing.

$ 196.00

The stainless steel material is durable and easy to clean, the inner wall of the Cup body is smooth to ensure the stability of Flow velocity, the diaMeter of the precision machining flow hole is 4mm, and the viscosity measurement range is 80~ 700cSt, which meets the requirements of multi-industry standards.

$ 190.00

Viscosity range 0.6~ 6000000mPa · s, repRoducibility +/- 0.5% F. S, supports continuously variable speed and liquid crystal display of various paraMeters, suitable for ultra-low viscosity sample measurement.

$ 1255.00

Adopt 16-bit microcomputer processor and stepper motor high subdivision drive to ensure smooth and accurate speed. Measurement accuracy of +/- 1% F. S, viscosity range covering 1 to 2000000mPa · s, the screen directly displays viscosity, speed, torque and rotor information, easy to operate.

$ 2957.00

Measurement range of 25~ 120cSt, outflow aperture of 2.53mm, suitable for laboratory viscosity testing.

$ 167.00

Articles

How to choose the right rotational viscometer?
This article introduces how to select an appropriate rotational viscometer, so you won't be blind when choosing a viscosity measurement instrument!
Guide to Selecting a Laboratory Rotational Viscometer for Coatings Development
This article introduces how to select a laboratory rotational viscometer in coatings research and development. It first explains the principle of rotational viscometers measuring viscosity based on shear resistance, and then points out that key parameters to consider during selection include measurement range, shear rate, temperature control, and rotor configuration.
Temperature-controlled Rotational Viscometer Simulates Coating Rheology in Construction Environments
This article introduces how to use a temperature-controlled rotational viscometer to simulate construction environments in order to study the flow characteristics of coatings. The viscosity of coatings changes under different temperatures and shear conditions, which affects their application performance.
Comparison of Rotational Viscometer and Capillary Rheometer in Testing the Flowability of Resin Processing
The rotational viscometer measures torque via rotor rotation, making it suitable for testing the static or low-shear fluidity of resins under low shear rates, with simple and quick operation. The capillary rheometer, on the other hand, forces samples through a capillary to simulate high-shear processing, providing flow data closer to actual production conditions, but it is more complex and time-consuming to operate.
Rotational Viscometer Measures Viscosity and Processability of Resin Melts
A rotational viscometer calculates viscosity by measuring the torque experienced by a rotor as it rotates in the resin melt, thereby helping to understand the material's processing properties.
Rotational Viscometer for Measuring and Controlling the Application Viscosity of Coatings
A rotational viscometer is a commonly used tool for controlling the viscosity of coatings during application, as it measures the torque generated by a rotor rotating in a fluid to calculate viscosity.
Rotational viscometer measures the viscosity of paint at low shear rates.
This article introduces the method and significance of measuring the viscosity of colored paint at low shear rates using a rotational viscometer.
Standard Method for Measuring the Melt Viscosity of Hot Melt Adhesives with a Rotational Viscometer
This article introduces the standard method for measuring the molten viscosity of hot-melt adhesives using a rotational viscometer. During the measurement, the hot-melt adhesive sample must be fully melted and degassed, placed into a measuring cup, and then measured with the rotational viscometer at a set temperature.
Method for measuring ink viscosity with a rotational viscometer
A rotational viscometer measures viscosity by detecting the torque experienced by the rotor as it rotates in the ink, with the calculation formula being η = K × (T/ω). Before measurement, it is necessary to select an appropriate rotor, control the temperature, and calibrate the instrument.
The rotational viscometer reads the viscosity of ink.
A rotational viscometer measures viscosity by generating torque through a rotor rotating in the ink, aiding in the analysis of the ink's flow characteristics. The thickness or thinness of the ink affects printing quality, and both excessive thickness and excessive thinness can lead to issues.
Rotational Viscometer vs. Stormer Viscometer: How to Choose the Right Instrument Based on Coating Type
The rotational viscometer measures viscosity by detecting rotor torque and can analyze rheological properties at different shear rates, making it suitable for research and precise measurements. The Stormer viscometer uses the load at a fixed rotational speed to determine the KU value, simulating construction conditions, and is commonly used for rapid on-site evaluation of coating application performance.
Can you distinguish between a rotational viscometer, a rheometer, and a cone-plate viscometer?
Rotational viscometers, rheometers, and cone-plate viscometers are core instruments in the field of material characterization, with significant differences in measurement principles, geometric structures, and functional positioning.
Application of Rotational Viscometer in Solder Paste Viscosity Testing
This article systematically elaborates on the core application of rotational viscometers in solder paste viscosity testing, covering its measurement principles, key parameter settings, and a comprehensive analysis of influencing factors. It emphasizes the importance of standardized operations for obtaining accurate and reproducible data.