Infinitely Variable Speed ViscoMeter

The stepless speed-adjustable viscometer drives the rotor to rotate in the sample via a motor, continuously adjusts the rotational speed to measure fluid resistance, and directly displays the viscosity value. It is used for quality control of fluids such as paints and inks, and for monitoring viscosity changes during the production process.
Selection
When selecting, consider matching the measurement range and accuracy with sample characteristics, ensuring the rotor material is corrosion-resistant to the sample, the speed range covers testing requirements, the operation interface is simple and easy to read, and the device structure facilitates cleaning and maintenance.

Terms

Standards

Instruments

The 7-inch wide Touchscreen is easy to operate, supports continuously variable speed measurement and rheological Linear dispersion display, measurement accuracy +/- 1% F.S., built-in RTD temperature Probe for precise temperature control.

$ 4088.00

Using semiconductor temperature control technology implementation +/- 0.1 ℃ accuracy, SC4 rotor only needs 2-16ml sample volume to complete accurate viscosity measurement, support infinitely variable speed and automatic lifting system operation is convenient.

$ 5881.00

Integrated viscosity measurement and temperature control function, using semiconductor temperature control technology implementation +/- 0.1 ℃ accuracy, sample volume only 2-16ml, electric lifting system to ensure accurate positioning, support infinitely variable speed and rheological Linear dispersion programming.

$ 5881.00

Equipped with 7-inch Touchscreen, easy to operate, supports 0.3-100 rpm stepless speed measurement, built-in RTD temperature Probe to achieve +/- 0.1 ℃ temperature control accuracy, with anti-static shell and automatic lifting system.

$ 4088.00

Speed range 60~ 8000rpm, Power 550W, using variable frequency motor to achieve stepless speed regulation, digital direct display Rotation speed, dual-axis constant force lifting system is easy to operate, low noise and no interference.

$ 504.00

Rotation speed is accurate and stable with high subdivision stepper motor, embedded integral heating makes uniform heat inertia small, Measurement accuracy of +/- 1% F. S, repRoducibility +/- 0.5% F. S, support stepless speed change and whole process monitoring viscosity change.

$ 2260.00

Rotation speed is accurate and stable with high subdivision stepper motor, viscosity range 400~ 80000000mPa · s, temperature accuracy +/- 0.1 ℃, support the whole process of monitoring viscosity-temperature Linear dispersion, suitable for solid to liquid substance measurement.

$ 2688.00

Explosion-proof design, suitable for flammable and explosive environment; with variable speed stirring function, can quickly and accurately disperse material particles to meet the grinding process requirements of paints, inks and other industries.

$ 2365.00

7-Inch Touchscreen operation is intuitive, continuously variable speed supports any speed input, measurement range 1~ 2MmPa · s, accuracy +/- 1% F. S, built-in temperature Probe and anti-static design, suitable for laboratory accurate measurement.

$ 3375.00

Adopt variable frequency motor to achieve stepless speed regulation of 0-8000rpm, equipped with dispersed impeller and sand grinding disc, achieve efficient Mixing & dispersing through hydraulic shearing and high frequency mechanical effect, and the maximum processing viscosity reaches 20000cp.

$ 574.00

Adopt frequency conversion motor to achieve stepless speed regulation of 60-8000rpm, equipped with dispersed impeller and sand grinding blades, dual-axis constant force lifting system is easy to operate, and digital PID technology ensures Rotation speed control accuracy.

$ 493.00

Equipped with 7-inch Touchscreen and ARM processor, Measurement accuracy +/- 1.0% F.S, support infinitely variable speed measurement and rheological Linear dispersion display, Gigabit network port to ensure fast data transmission, built-in temperature sensor real-time monitoring.

$ 3414.00

Driven by high-performance variable frequency motor, the speed range is adjustable from 0 to 5000 rpm, the lifting stroke is 370mm, the modular design is easy to maintain, the CPU variable frequency digital display dynamic speed control, and the intelligent control of the whole machine runs stably.

$ 751.00

Using 16-bit microcomputer processor and gearless design, support continuously variable speed 0.1-200 rpm, Measurement accuracy +/- 1%, sample volume only 10-20ml, with automatic measurement and blue screen LCD display function.

$ 1351.00

Spreader speed in 1~ 200mm/s stepless adjustment, equipped with accuracy +/- 0.001mm import bar, Vacuum chuck to ensure the substrate flat, effective coating area of 400 * 300mm.

$ 3301.00

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!
Stormer viscometer controls the in-can viscosity of latex paint.
This paper introduces the application of the Stormer viscometer in controlling the paint can viscosity of latex paint. Paint can viscosity affects application performance and user experience, with either too high or too low values causing issues.
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.
Application of Cone-and-Plate Viscometer in Determining the Rheological Curve of Non-Newtonian Fluids in UV Inks
This article introduces how a cone-plate viscometer measures the rheological curve of UV ink. UV ink is a non-Newtonian fluid whose viscosity changes with shear rate.
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.
High-temperature viscometer measures the flow behavior of powder coatings in the molten state.
This article introduces the use of a high-temperature viscometer to measure the flow behavior of powder coatings in their molten state. Powder coatings need to melt and flow before curing, a process that directly affects the smoothness and performance of the coating.
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.
Method for determining the dynamic viscosity of varnish using a falling ball viscometer
This article introduces a method for measuring the dynamic viscosity of varnish using a falling-ball viscometer. It is based on Stokes' law, which calculates viscosity by measuring the time required for a standard small ball to fall a fixed distance in a vertical glass tube filled with varnish.
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.