Liquid Rotational ViscoMeter

The liquid rotational viscometer measures the viscosity of a fluid by rotating a rotor at a constant speed within the liquid and detecting the resistance exerted by the liquid on the rotor. It is used for fluid viscosity testing in industries such as coatings and inks, enabling the monitoring of flowability changes during the production process.

Instruments

Measurement accuracy of +/- 2% F.S, repRoducibility +/- 0.5% F.S, viscosity range covering 1~ 600000mPa · s, with screen direct display viscosity, speed, torque and alarm function.

$ 835.00

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

Equipped with four rotors, viscosity measurement range 20~ 100000mPa · s, fixed Rotation speed 6/12/30/60rpm, can display viscosity, Rotation speed, torque and maximum viscosity value, repRoducibility +/- 1% F.S.

$ 420.00

Rotation speed is accurate and stable with high subdivision stepper motor. Measurement accuracy is +/- 1% F.S. The embedded integral heating design makes the heating uniform and the thermal inertia is small, and supports the whole process monitoring of viscosity-temperature Linear dispersion changes.

$ 1703.00

Measurement accuracy +/- 1% F.S, repRoducibility +/- 0.5% F.S, support 0.3~ 60rpm multi-gear Rotation speed and RTD temperature sensor, can display the maximum viscosity value, suitable for accurate viscosity detection.

$ 614.00

Rotation speed is continuously adjustable by microcomputer controlled stepper motor, viscosity range is 10~ 6000000 mPa.s, Measurement accuracy +/- 3% F.S., compact structure and good anti-interference performance.

$ 719.00

Provides accurate viscosity values of 5.7cp, 400ml per bottle for Viscometer calibrated measurement Stability and Reliability.

$ 185.00

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 professional mechanical design and microcomputer control, viscosity range 1~ 100000mPa · s, equipped with automatic scanning function to intelligently select rotor and Rotation speed, support RS-232 communication and temperature monitoring interface.

$ 465.00

Measurement range 2~ 1000000mPa · s, accuracy +/- 5% F. S, equipped with two rotor groups II and III, support 7.5/75/750rpm third gear Rotation speed, suitable for a variety of fluid viscosity measurement.

$ 590.00

Range 20~ 100000 mPa · s, repRoducibility +/- 0.5% F. S, four-speed Rotation speed control, LCD screen simultaneously displays viscosity, Rotation speed, temperature, torque and rotor measurable maximum viscosity value.

$ 478.00

Measurement range 10-100000mPa.s, support 6/12/30/60rpm four speeds, equipped with four rotors, accuracy +/- 3% F.S, easy operation and Repeatability of +/- 0.5% F.S.

$ 1074.00

High subdivision drive stepper motor ensures accurate and stable Rotation speed, Measurement accuracy of +/- 1% F. S, viscosity range of 1~ 1000000mPa · s, LCD display viscosity, Rotation speed and other Multi-ParaMeter, timing function to ensure thixotropic liquid data conformity.

$ 777.00

With 200-320000000mPa · s wide range and +/- 1% Measurement accuracy, support PT100 temperature detection and 10 sets of program storage functions, can automatically calculate Rotor speed combined range.

$ 5850.00

Using 16-bit microcomputer processor and stepper motor high subdivision drive, the whole process of stepless variable speed and stable Rotation speed, Measurement accuracy of +/- 1% F. S, LCD screen can display viscosity, shear rate, shear stress, Rotation speed, temperature and torque and other paraMeters.

$ 1994.00

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!
Lab Mixer Selection - Viscosity Determines Torque
This article mainly discusses how to select a laboratory mixer based on the viscosity of the material. The higher the viscosity, the greater the torque required. Low-viscosity liquids are suitable for high speed and low torque, while high-viscosity materials require low speed and high torque.
Application of Transparent Constant Temperature Water Bath in Visualization of Material Thermal Deformation
The constant temperature water bath provides a stable environment for observing the deformation of materials after heating by maintaining a constant and uniform temperature of the liquid medium.
Improving Efficiency with Vortex Mixers in Biological Sample Pre-treatment
This article primarily discusses how vortex mixers enhance the efficiency of biological sample pretreatment. By generating a vortex motion through an electric motor, they enable rapid and uniform mixing of liquids, saving time and delivering better results compared to traditional manual methods.
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.
Abbe refractometer measures the relationship between refractive index and concentration of liquid coating resins.
This article introduces the method of measuring the refractive index of liquid coating resins using an Abbe refractometer and calculating the concentration based on the relationship between refractive index and concentration.
Negative pressure method leak detector for testing vacuum packaging seal integrity
The negative pressure leak detector evaluates the seal integrity of vacuum packaging by simulating a pressure differential environment. The instrument places the sample in a testing chamber and creates a vacuum to form negative pressure. If there is a leak, air or liquid will seep into the packaging, and the result is determined by observing pressure changes or the presence of bubbles.
The oral dissolving film is uniformly coated by a film applicator and then dried and formed.
Oral dissolving films are prepared by a coating mechanism, where a liquid containing film-forming materials is uniformly applied onto a substrate, followed by drying to remove the solvent and form a solid film.
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.
Abbe refractometer measures the refractive index and concentration of resin liquids.
The Abbe refractometer measures the refractive index of resin liquids using the principle of the critical angle of light, and there is a corresponding relationship between the refractive index and concentration within a certain range.
Surface Tensiometer Evaluates the Wetting and Spreading Properties of Resin Liquids
This article introduces how to use a surface tensiometer to evaluate the wetting and spreading performance of resin liquids. Wetting and spreading affect the adhesion and appearance of products such as coatings and adhesives, and the process can be described by Young's equation and the spreading coefficient.
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.