Digital Rotational ViscoMeter

The rotational digital viscometer measures viscosity by detecting the resistance encountered by a rotor rotating in the sample, with the results displayed digitally. It is used to measure the viscosity of fluids such as coatings and inks, guiding production formulation and quality control.

Instruments

Using a 16-bit microcomputer processor and a stepper motor drive to achieve full stepless speed change and +/- 1% Measurement accuracy, the LCD screen can display Multi-ParaMeters such as viscosity and shear rate, and support 10~ 20mL small sample testing.

$ 2160.00

Using 16-bit microcomputer processor and stepper motor drive, range 80~ 40000000mPa · s, support continuously variable speed and LCD display a variety of paraMeters, compact structure and high accuracy.

$ 1351.00

Range 20~ 100000 mPa · s, with RTD temperature sensor can display sample temperature in real time, accuracy of +/- 0.1 ℃, support a variety of Rotor speed selection.

$ 440.00

Range range 12~ 6000000 mPa · s, support continuously variable speed control, repRoducibility +/- 0.5% F. S, real-time display of rotor number and maximum viscosity value.

$ 1137.00

Can measure the dynamic viscosity of normal temperature solid high temperature molten fluid, viscosity range 10~ 200000mPa · s, Temperature range RT +~ 250 ℃, repRoducibility +/- 0.5% F. S, support a variety of Rotor speed and timing functions.

$ 1476.00

Measurement range 0-100 ℃ accuracy +/- 0.1 ℃, viscosity range 20-2000000mPa · s, support multi-rotor switching and Rotation speed adjustment, repRoducibility up to +/- 1% F.S.

$ 556.00

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

Range 20~ 600000mPa · s, repRoducibility +/- 0.5% F. S, LCD screen can display viscosity, shear rate, Rotation speed and other Multi-ParaMeters, support stepless speed control and data printing output.

$ 1037.00

Driven by a 16-bit microcomputer processor and a stepper motor, the range is 60 to 60,000,000 mPa · s, and the whole process is continuously variable. The LCD screen displays paraMeters such as viscosity, shear rate, and shear stress.

$ 1564.00

Using coaxial cylinder structure, the sample volume is only 7-13ml, the Measurement accuracy is +/- 2%, equipped with timing function and RS232 interface, suitable for small sample testing.

$ 1153.00

Using 16-bit microcomputer processor and stepper motor drive, support 0.1~ 99.9rpm stepless speed change, Measurement accuracy +/- 1% F. S, LCD screen can display viscosity, Rotation speed, temperature and other Multi-ParaMeters.

$ 1682.00

Measurement accuracy of +/- 1% F. S, repRoducibility of +/- 0.5% F. S, support continuously variable speed control Rotation speed 1~ 60rpm, real-time display of rotor measurable maximum viscosity value, easy to operate.

$ 943.00

Using a 16-bit microcomputer processor and a stepper motor driver, it realizes a stepless speed change of 0.1~ 99.9rpm, Measurement accuracy of +/- 1% F.S., LCD screen can display viscosity, Rotation speed, temperature and other Multi-ParaMeters at the same time.

$ 1947.00

With thermal printer can output test data, viscosity range of 20~ 2000000mPa · s, Measurement accuracy +/- 5% F. S, repRoducibility +/- 1% F. S, support multi Rotation speed and rotor selection.

$ 630.00

Range 20~ 2,000,000 mPa · s, repRoducibility +/- 0.5% F. S, LCD display viscosity, Rotation speed, temperature and torque, easy operation and high accuracy.

$ 595.00

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!
Application of High-Temperature Viscometer in Testing the Melt Viscosity Characteristics of Hot Melt Ink
This article introduces a method for testing the melt viscosity of hot-melt ink using a high-temperature viscometer. The test employs a rotational viscometer to measure the viscosity of three ink samples at different temperatures.
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.
High-temperature viscometer evaluates the flow characteristics of ceramic coatings before sintering.
This article introduces how to use a high-temperature viscometer to evaluate the flow characteristics of ceramic coatings before sintering. During measurement, the instrument detects changes in the viscosity of the coating sample under simulated sintering temperature conditions using rotational or oscillatory principles.
Practical Guide to Selecting Rotors and Speeds for Rotational Viscometers
A rotational viscometer measures viscosity by detecting the resistance encountered by a rotor rotating in the sample. When selecting a rotor, it is necessary to consider the estimated viscosity range of the sample, ensuring that the torque reading falls within 10% to 90% of the instrument's measurement range, while also taking into account the sample volume and rheological properties.
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.
Stormer Viscometer for Determining Krebs Viscosity of Paints
This article introduces the method of measuring the Krebs viscosity value of colored paints using a Stormer viscometer. Viscosity is a key indicator that affects the application and storage of coatings. The Krebs unit (KU) quantifies viscosity based on the resistance encountered by a rotor as it rotates within the paint sample.
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.
The cone and plate viscometer measures the rheological properties of a small amount of ink sample.
A cone-plate viscometer measures torque through rotation between the cone and plate, enabling the analysis of rheological properties with small ink samples. It is suitable for small-volume measurements, reducing interference from solvent evaporation.
Stormer viscometer measures the KU viscosity of latex paint
This article introduces the method of measuring the KU viscosity of latex paint using a Stormer viscometer. The viscometer measures the load required to maintain a fixed rotational speed through the rotation of its paddle, thereby calculating the KU value, which is related to the application and storage properties of the coating.
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.