Valerolactone ViscoMeter

The γ-valerolactone viscometer measures the flow resistance of liquids using rotational or capillary methods, reflecting the viscosity of materials. It is used in the production of coatings and inks to monitor the flowability of γ-valerolactone solvents or resin solutions, ensuring process stability and product uniformity.
Selection
When selecting, consider the sample type and viscosity range to match the instrument's measurement range; pay attention to temperature control accuracy to adapt to the testing environment; verify the calibration method to ensure data reliability; evaluate ease of operation and maintenance requirements to suit routine laboratory use.

Terms

Standards

Instruments

Adapt to a variety of Viscometer use, suitable for factory field applications, real-time printing measurement results, no need to hand copy, easy operation, can save labor time.

$ 183.00

The test program can be uploaded to the Viscometer host, the analysis record data can be collected, the rheological Linear dispersion and Excel can be generated, and five sets of data can be plotted and compared at the same time.

$ 204.00

Measurement accuracy of 0.1 ℃, range of 0~ 100 ℃, real-time display of temperature values, suitable for a variety of Viscometer models, to ensure a stable test environment.

$ 135.00

Silicone oil standard solution, calibrated viscosity 380cp, capacity 400ml, suitable for Viscometer calibrating.

$ 185.00

Measurement accuracy +/- 2%, equipped with 5 calibrated oils to ensure measurement accuracy, as a special accessory for cone-plate viscoMeter to achieve stability testing.

$ 2953.00

The shear rate is 2.0N, only 0.5ml sample volume can be completed to complete the test, suitable for a variety of models of Viscometer host, to meet the measurement needs of different viscosity ranges.

$ 683.00

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

$ 185.00

Range 5-50p, accuracy of +/- 2%, equipped with 5 kinds of special calibrated oil to ensure measurement accuracy, as the core component of cone-plate viscoMeter to ensure test Stability.

$ 2931.00

Shear rate 3.84N, sample size only 0.5ml, suitable for a variety of Viscometer models, ensuring High Accuracy measurement and wide applicability.

$ 683.00

Silicone oil standard liquid viscosity value 11000cp, capacity 400ml, specially designed for Viscometer calibrated, providing stable and reliable viscosity reference standards.

$ 204.00

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

Can measure the dynamic viscosity of normal temperature solid high temperature molten fluid, viscosity range 10~ 200000mPa · s, Temperature range RT +~ 250 ℃, repRoducibility +/- 0.5% F. S, support a variety of Rotor speed and timing functions.

$ 1476.00

Micro vibration technology implementation viscosity measurement, range 0-5000mpa.s, accuracy +/- 0.5%, Response Time 2 seconds, with IP68 Protection Rating and a variety of connection methods.

$ 7335.00

Using Dial display and manual Rotation speed control, Measurement accuracy of +/- 5%, viscosity range of 10 to 2000000mPa · s, support for a variety of rotor specifications and Rotation speed switching, suitable for a variety of fluid Tack test.

$ 643.00

Equipped with 7-inch Touchscreen for easy operation, anti-static shell design is safe and reliable, viscosity measurement range 1~ 1500000mPa · s, support automatic conversion of power and kinematic viscosity, built-in temperature Probe to ensure accurate data.

$ 2232.00

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.