Membrane Viscosity Tester

The film viscosity tester measures viscosity by rotating or vibrating components within the sample to determine fluid resistance. It is used to assess the flow characteristics of liquid materials such as coatings and inks, guiding adjustments in production processes and quality control.
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 are suitable for the sample volume, the data output method meets recording requirements, and the operation interface is user-friendly for daily use.

Terms

Standards

Instruments

The use of PTFE oxygen permeable membrane to ensure oxygen permeability, spiral cap design for easy installation and electrolysis filling, suitable for Portable dissolved oxygen measurement equipment maintenance.

$ 243.00

PTFE oxygen permeable membrane ensures oxygen permeability, ABS plastic material enhances durability, screw cap design simplifies installation process, suitable for long-term water quality monitoring applications.

$ 243.00

Using triple ceramic dialysis membrane and LT Glass Sensor membrane, Measurement range 0.00~ 12pH, support -5~ 70 ℃ sample temperature measurement, built-in temperature sensor to achieve automatic compensation, Bluetooth connection for data transmission.

$ 596.00

Using PTFE oxygen permeable membrane, the probe cathode and anode are isolated from the sample, and oxygen passes through the membrane and acts with the polarographic system to generate current to ensure accurate and reliable measurement.

$ 299.00

Using high density polyethylene (PE) oxygen permeable membrane to achieve efficient oxygen diffusion, equipped with ABS plastic screw cap structure for easy installation and electrolysis filling, and interact with the current system for accurate measurement of dissolved oxygen concentration.

$ 243.00

Using film heating and PID intelligent temperature control technology, the temperature control accuracy is up to +/- 0.3 ° C, the temperature uniformity is less than or equal to +/- 0.5 ° C, and the automatic preheating and power failure recovery functions are supported.

$ 687.00

Measurement range 0-10mm, accuracy ≤ 0.02mm, Graduation 0.01mm, pressure 22kPa +/- 2kPa, upper probe diaMeter < 10mm plane, simple and reliable structure, handheld and Benchtop two specifications.

$ 267.00

500Ml capacity S6 viscosity standard oil, 20 ℃ viscosity 8.911mPa · s, 25 ℃ viscosity 7.498mPa · s, traceable to national standards, compatible with a variety of test equipment calibrating requirements.

$ 472.00

Fillable internal reference solution design with circular Glass sensitive membrane and annular ceramic liquid junction for low Conductivity Detector samples ensures measurement Stability and accuracy.

$ 330.00

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

$ 204.00

Using 6mm filter diaMeter, viscosity measurement range 188-684cSt, flow time 30-100 seconds, in line with international standards design, suitable for rapid viscosity evaluation of newtonian fluids, aluminum alloy structure to ensure durability.

$ 432.00

Using 500mm scale conduit and 12.7mm steel ball punch Rod, weight 500g, impact test to evaluate the material anti-perforation performance, easy to operate and stable structure.

$ 261.00

Adopt 3-in-1 composite structure integrated temperature sensor, Round Glass sensitive membrane to ensure full induction, Fiber liquid interface provides stable measurement, Measurement range 0~ 14pH, equipped with 1 Meter BNC cable.

$ 106.00

Made of stainless steel, the flow hole diaMeter is 2mm, according to DIN 53211, providing accurate viscosity measurement for Newtonian or near newtonian fluids.

$ 581.00

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

$ 185.00

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.
The coating machine applies the OLED light-emitting layer onto ITO glass.
This article introduces the technique of using a coating machine to apply OLED luminescent layers onto ITO glass. The coating principle involves matching solution rheology with substrate surface energy, allowing control over film thickness by adjusting parameters such as viscosity and speed.