Liquid Viscosity Tester

The liquid viscometer determines viscosity by measuring the flow resistance of liquids, using methods such as rotation or capillary action. It is used for quality control in industries like coatings and inks to monitor the flow properties of raw materials and finished products.
Selection
When selecting, consider the type of liquid and viscosity range to match the rotor or capillary specifications. Focus on temperature control accuracy and measurement repeatability, and choose a sample cell that matches the sample volume to ensure ease of operation.

Terms

Standards

Instruments

Max. stirring Capacity 1000mL, Speed range 0-1600rpm, using magnetic field drive technology implementation of non-contact stirring, suitable for a variety of low viscosity liquid mixing needs.

$ 107.00

In accordance with ASTM D 4212 standard design, the diaMeter of the flow hole is 2mm, and the viscosity range is 5~ 60cSt. It can quickly determine the liquid viscosity in the pRoduction site or laboratory, and is easy to operate.

$ 115.00

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

The Gamma ball volume replacement method is used to support 0.01-300 g weight range and 0.001g/cm ³ density accuracy, and the immersion depth of the liquid level can be adjusted arbitrarily and the air buoyancy error can be compensated.

$ 875.00

DC three-phase brushless motor, no spark and high efficiency, large torque, motor temperature rise is extremely small, Speed range 60~ 1500rpm, can adapt to high viscosity liquid stirring, stable and reliable operation.

$ 399.00

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

The stainless steel material is resistant to oxidation and durable, the filter diaMeter is 4mm, and the measurement flow time is 30 to 100 seconds. It is suitable for various liquid viscosity tests and can be converted to obtain dynamic viscosity values.

$ 580.00

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

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

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

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

U-shaped tube design, viscosity measurement range of 6-30cSt, based on the principle of liquid flow time in capillary tubing is proportional to viscosity, suitable for accurate measurement of various liquid samples.

$ 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

Aperture 2.74mm, viscosity range 20~ 250cSt, outflow time 20~ 80 seconds, rapid determination of liquid viscosity, suitable for a variety of viscosity pRoduct measurement.

$ 115.00

Using aluminum alloy anodic oxidation Cup body and stainless steel nozzle, the diaMeter of the flow hole is 2.53mm, the viscosity range is 25~ 120cSt, and the liquid viscosity is evaluated by measuring the outflow time, which conforms to the ASTM standard design.

$ 130.00

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!
How to choose a laboratory coater? Which one should you buy: wire bar, scraper, or slot die?
This article introduces three methods for selecting laboratory coating machines: wire bar coating is suitable for low-viscosity coatings, offering low cost and simple operation; blade coating is ideal for medium-to-high viscosity slurries or those containing particles, with a wide range of film thickness control; slot-die coating provides the highest precision and is suitable for high-end applications such as electronic films.
Laboratory blade coating machine is used for analyzing the film-forming characteristics of high-viscosity slurries.
This article analyzes the characteristics of a laboratory doctor blade coater for forming films from high-viscosity slurries. It focuses on the impact of slurry rheological properties on film formation quality.
Effect of Different Coating Speeds on Film Thickness Consistency in an Adjustable Film Applicator
This paper studies the influence of coating speed of an adjustable film applicator on film thickness uniformity. In the experiment, the coating blade gap was fixed at 100 μm, and a resin solution with a viscosity of 200 mPa·s was used to prepare films at five speeds ranging from 10 to 80 mm/s, followed by thickness measurements.
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.
Rotation rheometer evaluates the atomization performance of water-based paint spraying.
This article introduces how to evaluate the atomization effect of water-based paint spraying using a rotational rheometer. It first explains the two stages of atomization, as well as the importance of rheological parameters such as shear viscosity, storage modulus, loss modulus, and complex viscosity.
Application of Laboratory Scraper Heating Coating Machine in Hot Melt Adhesive Coating
This article introduces the application of a laboratory blade heating coating machine in hot melt adhesive coating. It first explains the coating process and principles, including three stages—heat conduction, fluid shear, and surface wetting—as well as the influence of temperature on adhesive viscosity.
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.