Kinematic Viscosity Tester

The dynamic viscometer generates shear forces by rotating a component within the sample, measuring the fluid's resistance to flow. It is used in industries such as coatings and inks to monitor the flow characteristics of fluids during production, ensuring uniformity and stability during application and printing processes.
Selection
When selecting, consider that the measurement range covers the viscosity range of the sample, the temperature control accuracy matches the material characteristics, the rotor specifications suit the sample volume, and the data interface meets recording requirements. Verify the instrument calibration certificate and protection rating, and determine the level of automation based on daily testing volume.

Terms

Standards

Instruments

Controlled by single chip microcomputer, temperature accuracy +/- 0.03 ℃, kinematic viscosity measurement range 0.5~ 20000mm ²/s, automatic tracking of heating Linear dispersion and precise control of water Bath and oil Bath temperature.

$ 2116.00

Using 10L Glass Bathtub, small size and less medium consumption, temperature control accuracy of +/- 0.05 ℃, automatic accurate timing and viscosity calculation, support 4 holes at the same time experiment, easy and reliable operation.

$ 1910.00

Ubbelohde DIN standard design, viscosity measurement range of 100-500cSt, based on the principle of capillary tubing flow time proportional to viscosity, to ensure accurate determination of liquid kinematic viscosity.

$ 461.00

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

Using Cannon-Fenske opaque design, suitable for opaque liquid measurement, viscosity measurement range of 240~ 1200cSt, High Accuracy viscosity detection based on capillary tubing outflow time method.

$ 461.00

Ubbelohde ASTM standard design, viscosity measurement range of 20-100cSt, based on the principle of capillary tubing can accurately determine the kinematic viscosity of liquids, suitable for a variety of fluid analysis.

$ 461.00

Ubbelohde DIN standard design, viscosity measurement range of 0.35~ 1cSt, based on the principle of capillary tubing flow time proportional to viscosity, to ensure High Accuracy and Repeatability.

$ 461.00

Using PID intelligent temperature control technology, Precision temperature control up to +/- 0.1 ℃, equipped with 7-inch Touchscreen and four-hole test position, automatically calculate viscosity and store 50 sets of data, easy and efficient operation.

$ 5399.00

U-shaped tube design, viscosity measurement range of 60-300cSt, based on the principle of capillary tubing to achieve accurate measurement of liquid kinematic viscosity and outflow time.

$ 461.00

Ubbelohde ASTM standard design, viscosity measurement range of 1~ 5cSt, based on the principle of capillary tubing liquid flow time is proportional to viscosity, suitable for accurate determination of a variety of liquid samples.

$ 461.00

The stainless steel material is corrosion resistant, the flow hole diaMeter is 4mm and the capacity is 100ml. The portable design is easy to use, suitable for coating viscosity measurement, and the outflow time is accurate in the range of 30-100 seconds.

$ 156.00

Copper Cup with bracket structure, capacity 100 +/- 1ml, flow hole diaMeter 4mm, applicable to the flow time of 150 seconds or less viscosity test, through the flow time conversion kinematic viscosity value.

$ 167.00

U-tube countercurrent design, viscosity measurement range of 60~ 300cSt, based on the principle of capillary tubing, viscosity is calculated by measuring liquid outflow time to ensure High Accuracy and Repeatability.

$ 461.00

U-tube countercurrent design, viscosity measurement range of 6~ 30cSt, based on the principle of liquid flow time in capillary tubing is proportional to viscosity, suitable for a variety of liquid sample analysis.

$ 461.00

Articles

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.
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.
The impact of temperature uniformity in laboratory water baths on viscosity measurement
This article discusses the importance of temperature uniformity in laboratory water baths for viscosity measurement. Viscosity is highly sensitive to temperature variations, and uneven temperature distribution within the water bath can lead to deviations in measurement results.
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.
The Zahn cup is used for the daily inspection of the viscosity of electrophoretic paint bath solutions.
This article introduces the application of the Zahn cup in daily inspections of the viscosity of electrophoretic paint bath solutions. The viscosity of electrophoretic paint affects coating quality, making daily inspections crucial. The Zahn cup is simple to operate, cost-effective, and suitable for rapid on-site measurements.
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.
Handheld viscosity cups are used for rapid assessment of paint viscosity at construction sites.
A handheld viscosity cup is a portable tool used to quickly assess the viscosity of coatings at construction sites. It operates based on the flow-out time method, calculating viscosity by measuring the time it takes for the coating to flow out of the cup's orifice. It is suitable for Newtonian or approximately Newtonian fluids.
Application of Desktop Viscometer Cups in Batch Sample Screening at Quality Inspection Centers
This article introduces the application of desktop viscosity cups in batch sample screening at quality inspection centers. Viscosity cups estimate viscosity by measuring the outflow time of fluids, making them suitable for rapid screening.
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.
When selecting a laboratory disperser, it is essential to evaluate the dispersion capacity and the speed range.
When selecting a laboratory disperser, it is crucial to evaluate the dispersion capacity and speed range. The dispersion capacity should be determined based on parameters such as material viscosity and solid content to avoid uneven dispersion or localized overheating caused by excessive or insufficient capacity.
Rotational rheometer measures the viscosity and processing performance of polymer melts.
A rotational rheometer applies a controlled shear field to measure rheological parameters such as the viscosity of polymer melts. The melt typically exhibits shear-thinning behavior, where its viscosity changes with the shear rate, directly affecting processing methods such as extrusion and injection molding.
Dart impact tester measures the toughness of packaging film.
The dart impact test evaluates the material's resistance to damage under dynamic impact, i.e., its toughness, by allowing a dart to fall freely and strike the packaging film. During the test, different impact energies are simulated by adjusting the weight of the dart or the drop height, and sensors are used to detect whether the film ruptures.