Relative RheoMeter

The relative rheometer measures the flow and deformation behavior of materials under shear forces through rotation or oscillation, reflecting changes in viscoelasticity. It is used in industries such as coatings and plastics to test processing stability and formulation effectiveness, aiding in the adjustment of process parameters.

Instruments

Film thickness range 650~ 875 μ m, Graduation 25 μ m, stainless steel material, Dimension 120 * 22 * 20mm, suitable for the determination of relative sag of Paints.

$ 154.00

With relative and absolute mV measurement function, Measurement range -999~ 999mV, accuracy +/- 2mV, support automatic end point locking and 1 point offset calibrating, fully waterproof design for use in harsh environments.

$ 162.00

The device can measure the ability of Coating to eliminate surface defects, wet film thickness range of 250~ 4000 μm, groove depth coverage of 250 to 4000 μm, in line with international standards.

$ 154.00

Equipped with 7-inch Touchscreen, easy to operate, support stepless speed measurement and viscosity automatic conversion, measurement range 1~ 75000000mPa.s, gigabit network port to ensure fast and reliable data transmission.

$ 3244.00

Measurement accuracy +/- 2mV with relative and absolute mV measurement function, Automatic endpoint locking retains stable Measured value, fully waterproof design can be used in harsh environments, built-in system menu supports custom data locking and timed shutdown.

$ 199.00

Coating can measure the relative leveling of liquid, evaluate the ability to eliminate surface defects, Coating thickness range of 250~ 400 μm, groove depth coverage of 100 to 1000 μm.

$ 154.00

The shear rate is 5.0N, the sample volume is only 170μL, the applicable viscosity range is 50~ 100000mPa · s, suitable for a variety of fluid measurement, high measurement accuracy.

$ 683.00

Equipped with 7-inch Touchscreen operation interface, supports high-speed data transmission of gigabit network port, measurement accuracy of +/- 2%, temperature control accuracy +/- 0.1 ℃, with automatic lifting and anti-static design.

$ 11125.00

The shear rate is 13.3N, the sample volume is only 67 μL, the applicable viscosity range is 20~ 37500mPa · s, and the accuracy is +/- 2% F. S, which is suitable for a variety of fluid tests.

$ 683.00

The shear rate is 13.3N, the sample volume is only 38μL, the applicable viscosity range is 37~ 75000mPa · s, and the accuracy is +/- 2% F. S, which is suitable for testing various fluid samples.

$ 683.00

The shear rate is 3.3N, the sample volume is only 30μL, and the viscosity range is 750~ 1500000mPa · s, which is suitable for accurate measurement of medium viscosity to high viscosity fluids.

$ 683.00

The rotor shear rate is 3.3N, the sample volume is only 67 μL, the applicable viscosity range is 300~ 600000mPa · s, and the accuracy is +/- 2% F. S, which is suitable for a variety of fluid testing needs.

$ 683.00

The shear rate is 3.3N, the sample volume is 134μL, the applicable viscosity range is 150~ 300000mPa · s, and the measurement accuracy is +/- 2% F. S, which is suitable for testing various fluid samples.

$ 683.00

The rotor shear rate is 2.0N, the sample volume is only 100 μL, the applicable viscosity range is 500~ 1000000mPa · s, the accuracy is +/- 2% F. S, suitable for processing a variety of fluid samples.

$ 683.00

The shear rate is 13.3N, the sample volume is 24μL, the applicable viscosity range is 75~ 150000mPa · s, the measurement accuracy is +/- 2% F. S, and it is suitable for a variety of fluid tests.

$ 683.00

Articles

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.
Melt Flow Indexer and Torque Rheometer in the Evaluation of Processing Properties of Thermoplastic Resins
This article introduces the differences and selection methods between melt indexers and torque rheometers in evaluating the processing properties of thermoplastic resins.
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.
Rheometer combined with UV light source to study the curing behavior of photopolymerizable resin
This article introduces how to combine a rheometer with a UV light source to study the curing process of UV-curable resins.
Capillary Rheometer for Determining the Shear Viscosity Curve of Hot Melt Adhesives
This article introduces the method of measuring the shear viscosity curve of hot melt adhesives using a capillary rheometer. The principle involves pushing molten hot melt adhesive through a capillary, measuring the pressure and flow rate, and then calculating the shear stress and viscosity.
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.