Three-color Rotational Viscometer

The three-color rotational viscometer generates shear force through the rotation of three concentric cylinders, measures the sample resistance, and converts it into viscosity values. It is used for detecting the viscosity of fluids such as coatings and inks, and for controlling the quality of production processes.
Selection
When selecting, consider that the measurement range covers the viscosity of the sample, the rotor specifications match the sample volume, the temperature control accuracy meets the testing requirements, the calibration certificate ensures data reliability, and the operation interface aligns with user habits.

Terms

Standards

Instruments

Three-color discoloration technology implementation of white to red and then to black reversible change, Temperature Measurement range 65 ℃ to 75 ℃, with over-temperature warning and temperature history function, size 25 * 38mm easy to install.

$ 85.00

With three-color reversible discoloration function, when the temperature reaches 65 ° C, it turns from white to red, and when it falls back, it turns from red to black. It can be used with repeability and record over-temperature history, with a size of 40 * 40mm.

$ 86.00

With three-color reversible discoloration function, when the temperature reaches 75 ° C, it turns from white to red, and when it falls back, it turns from red to black. It can be used with repeability and records over-temperature history. The size is 25 * 40mm.

$ 85.00

Adopting three-color reversible discoloration technology, when the temperature reaches 75 ° C, it turns from white to red, and turns black when it falls back to record the over-temperature history. The size is 25 * 21mm, with stickers for easy installation, and the repeability can be used to monitor temperature changes.

$ 86.00

With three-color reversible discoloration function, when the temperature reaches 65 ° C, it turns from white to red, and when it falls back, it turns from red to black. It can be used with repeability and records the historical overtemperature state. The size is 25 * 21mm for easy installation.

$ 87.00

Adopting three-color reversible discoloration technology, when the temperature reaches 65 ° C, it changes from white to red, and after cooling, it turns to black to record historical overtemperature. The size of 25 * 40mm is easy to paste and install, and can be used repeatedly to monitor temperature changes.

$ 85.00

With unique discoloration and digital display function, it can change white to red, red to black three Color changes, temperature monitoring range of 75 ℃, can record over temperature history, with its own sticker for easy installation and use.

$ 86.00

Using irreversible discoloration technology, the temperature error is only 1-2 degrees Celsius, the three temperatures correspond to different discoloration effects, the size is 55x24mm, the outdoor service life is up to 2 years, odorless and non-irritating to the skin.

$ 92.00

With a unique discoloration temperature function, it can achieve white, red, and black color changes, with a rated temperature of 75 ° C, with stickers for easy pasting, and can record temperature change history.

$ 86.00

Using three-color reversible discoloration technology, when the temperature reaches 65 ° C, it turns from white to red, and when it falls back, it turns from red to black to record the historical overtemperature. The size is 30 * 26mm, with stickers for easy installation and inspection.

$ 86.00

Using ruby probe and digital Probe technology, Measurement range 0-5000μm, Response speed 0.3s, can intelligently identify iron powder putty layer, and support three-color backlight and custom alarm value prompt.

$ 180.00

Adopt 5-inch color touch screen, support 30 sets of program storage and 2000 kinds of stepless speed regulation, Measurement accuracy of +/- 1% F. S, real-time display of viscosity Linear dispersion and various rheological paraMeters.

$ 2253.00

Using ruby probe and digital Probe technology, Measurement range 0-3500 μm, error ≤ +/- ( 3% H + 2 μm), 0.5 seconds fast measurement, can identify iron powder putty layer and a variety of substrate types.

$ 180.00

Using 5-inch color Touchscreen and ARM technology, viscosity measurement range 1~ 100000mPa · s, accuracy +/- 1% F.S., support automatic scanning recommended Rotor speed combination, real-time display of viscosity Linear dispersion and storage of 30 sets of data.

$ 1226.00

Adopt 5-inch color touch screen and ARM technology, viscosity range 100~ 40000000mPa · s, stepless speed regulation 0.1-200 rpm A total of 2000 kinds of Rotation speed, support shear rate Linear dispersion and 30 sets of Data storage, accuracy +/- 1% F.S.

$ 1798.00

Articles

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.