Introduction
A rotational viscometer is a viscometer used to measure the viscosity of the fluids by the rotational method, in which the torque required to rotate a spindle or a rotor in the fluid is measured, and it is used in the food, the chemical, the pharmaceutical, the paint, and the many other industries. The rotational viscometer consists of a motor, a spindle or a rotor, a torque measurement system, a speed control, a temperature control, and the display, and it measures the viscosity by the rotation of the spindle in the fluid at the controlled speed, with the torque measured and converted to the viscosity; the rotational viscometer is used for the measurement of the viscosity of the paints, the inks, the food products, the cosmetics, the polymers, the lubricants, and the other fluids, for the quality control, for the process control, for the research, and for many other applications, and it is available in various configurations, from the simple models to the programmable models; the rotational viscometer is an essential instrument for the viscosity measurement. Rotational viscometers are used in the food industry, in the chemical industry, in the pharmaceutical industry, in the paint industry, and for many other applications. With their rotational method, rotational viscometers are essential for the accurate viscosity measurement.
Rotational Viscometer LVM-T2032
Rotational Viscometer handles viscosity from 200 to 80,000,000 mPa.s with adjustable speeds of 0.1 to 250 rpm/min. Offers multiple rotational speed that allow for versatile viscosity tes...
Rotational Viscometer LVM-T2013
Rotational Viscometer measures viscosity in the range of 10 to 2,000,000 Mpa. S with an accuracy of ±1.0% for Newtonian fluids. This viscometer features multi-speed settings for testing...
Rotational Viscometer LVM-T2012
Rotational Viscometer measures viscosity ranging from 10 to 100,000 Mpa. S with an accuracy of ±1.0%. It accommodates various viscosities with rotors that enhance testing accuracy. This...
Rotational Viscometer LVM-T2010
Rotational Viscometer supports viscosity measurements across broad range from 10 to 100,000 mPa.s. Provides direct readings on dial, eliminating the need for digital readouts. Operating ...
Rotational Viscometer LVM-T2031
Rotational Viscometer is designed to measure viscosity within the range of 100 mPa·s to 200,000 mPa·s for precise analysis. It covers temperatures from room temperature +20°C to 200°...
Rotational Viscometer LVM-T2030
Rotational Viscometer is a Brookfield rotational viscometer, adopted with advanced mechanical design technologies and manufacturing techniques. Features 20 ml sample cylinder with temper...
Rotational Viscometer LVM-T2020
Rotational Viscometer is a floor standing rotational viscometer used to measure viscosity of fluid sample at specified shear rates. Its viscosity ranges from 40.2 KU to 141.0 KU, 32 g to...
Rotational Viscometer LVM-T2010
Rotational Viscometer operates at a rotating speed of 0.1 to 200 rpm, allowing users to perform viscosity analysis under shear conditions. With a wide measuring range of 6 to 6,000,000 c...
Rotational Viscometer LVM-T2012
The rotational Viscometer with stylish and modern technology, measures viscosity very quickly and accurately. It does measure & save 30 pcs test data. It is used in any area that require...
Rotational Viscometer LVM-T2011
Rotational Viscometer accurately measures viscosity ranging from 1 to 100000 Mpa. S with a ±0.5% error. It is a modern rotational viscometer with advanced technology. It’s technology a...
Rotational Viscometer LVM-T2010
Rotational Viscometer measures viscosity in the range of 1 to 100000 Mpa. S with an accuracy of ±1%. This device operates on a built-in measuring range ensures error-free results. Our r...
Rotational Viscometer LVM-T2011
Rotational Viscometer accurately measures viscosity from 1 to 2,000,000 mPa. S with a ±1% error for Newtonian liquids. Its optional temperature probe allows real-time viscosity measurem...
Rotational Viscometer LVM-T2010
Rotational Viscometer measures viscosity within a range of 0.1 to 100,000 mPa·s with an accuracy of ±1%. It is suitable for studying liquid flow properties. Its optional temperature pr...
Rotational Viscometer LVM-T2016
Rotational Viscometer features a temperature control range of 1°C to 150°C for precise viscosity measurements under varying thermal conditions. It has an auto range selection mode for ...
Rotational Viscometer LVM-T310
Rotational Viscometer offers a rotation speed of 0.1 to 200 , ensuring accurate viscosity measurement for a wide variety of fluids. It includes a measurement accuracy of ± 1.0 %. The in...
Rotational Viscometer LVM-T2033
Rotational Viscometer features wide rotational speed range of 0.1 to 250 rpm for precise viscosity and rheological property analysis. Available with digital displays for easy reading and...
Rotational Viscometer LVM-T2015
Rotational Viscometer offers broad temperature range of -1°C to 150°C, enabling precise measurements across diverse thermal conditions. It evaluates viscosity change, shear rate and st...
Rotational Viscometer LVM-T2014
Rotational Viscometer features semiconductor-based temperature control with precision of ±0.1°C. Its integrated system simplifies complex testing processes, reducing setup time and imp...
Rotational Viscometer LVM-T2032
Rotational Viscometer offers cooling performance with 8L capacity, maintaining temperature from ambient to 50°C. Its multiple spindle options provide flexibility for testing wide range ...
Rotational Viscometer LVM-T2021
Rotational Viscometer offers viscosity ranging from 100 to 13M mPa·s for diverse fluid measurement. Equipped with six sets of spindles and spindle protector. Comes with metal lifter, du...
Rotational Viscometer LVM-T2042
Rotational Viscometer has a 0.3 to 100 rpm speed range with ±1% measurement error. It measures the viscosity of liquids and semi-solids at specified shear rates. Its advanced technolog...
Rotational Viscometer LVM-T2040
Rotational Viscometer a viscosity range from 3 to 1,600,000 Mpa·S with 18 adjustable speeds from 0.3 to 100 rpm. Its built-in constant temperature tank maintains accurate temperature co...
Rotational Viscometer LVM-T2041
Rotational Viscometer features a 0.3 to 100 rpm speed range with ±1% measurement accuracy. Its viscosity measurement range extends from low to high viscosities with precision. The stand...
Rotational Viscometer LVM-T2013
The rotational Viscometer with stylish and modern technology, measures viscosity very quickly and accurately. It does measure & save 30 pcs test data. It is used in any area that require...
Rotational Viscometer LVM-T2031
Rotational Viscometer features a viscosity measuring range of 100 to 40000000 mPa.s and a rotation speed range of 0.1 to 250 rpm. It features a 7-inch touchscreen display that shows para...
Rotational Viscometer LVM-T2030
Rotational Viscometer offers viscosity range of 1 to 6,000,000 mPa.s, suitable for testing samples of varying thicknesses. It offers an accuracy of ±1.0% and repeatability up to 0.005, ...
Rotational Viscometer LVM-T2023
Rotational Viscometer is a floor standing instrument used to measure viscosity of fluid sample at specified shear rates. This model is HB (High Viscosity) range viscometer which uses six...
Rotational Viscometer LVM-T2022
Rotational Viscometer is a floor standing instrument used to measure viscosity of fluid sample at specified shear rates. This model is HA (High viscosity) range viscometer which uses six...
Rotational Viscometer LVM-T2020
Rotational Viscometer is designed for high-precision measurement of non-Newtonian materials at 1 to 2,000,000 mPa.s. It measures shear thinning (Thix index) to evaluate material’s visco...
Rotational Viscometer LVM-T2012
Rotational Viscometer is adopted with advanced technology using micro-processor based system to control speed, test operations, data collection and interpretation. This highly sensitive ...
Rotational Viscometer LVM-T2010
Rotational Viscometer is adopted with advanced micro-processor based technology to control speed, test operations, data collection and interpretation. The highly sensitive viscometer com...
Rotational Viscometer LVM-T2011
Rotational Viscometer is used to determine absolute viscosity of liquids & other semi-viscous liquids within 100 mPa.s to 200000 mPa.s measurement range. Adopted with advanced mechanical...
Standards
ISO 3219:1993-Plastics-Determination of viscosity using a rotational viscometer with defined shear rate
ASTM D2196-20-Standard Test Methods for Rheological Properties of Non-Newtonian Materials by Rotational Viscometer
Complies with the above standards, but is not limited to them.
Features
1. Rotational viscometer for measuring viscosity by rotating a spindle in the sample.
2. Multiple spindle options and speed settings for a wide viscosity measurement range.
3. Suitable for paints, coatings, adhesives, foods, pharmaceuticals and chemicals.
4. Digital display with direct viscosity reading and temperature measurement.
5. Includes viscometer body, spindle set, sample container, stand and operation manual.
FAQ
Q1: What testing scenarios is this rotational viscometer mainly applied to?
A: The rotational viscometer is used in paint and coating manufacturing, adhesive production, food and beverage, pharmaceutical, chemical and cosmetic industries to measure the viscosity of fluids by rotating a spindle immersed in the sample and measuring the torque required. It supports paint and coating viscosity quality control for application properties, adhesive viscosity testing for dispensing and bonding, food product consistency assessment including sauces, creams and batters, pharmaceutical formulation viscosity specification, chemical product quality control, and cosmetic product texture evaluation. The rotational method is versatile, easy to use and suitable for both Newtonian and non-Newtonian fluids with appropriate spindle and speed selection. It is essential for quality control laboratories, production facilities and research departments requiring rapid, reliable viscosity measurement for product quality, process optimization, formulation development and regulatory compliance across paint, food, pharmaceutical, chemical and cosmetic industries where viscosity affects product performance and processing.
Q2: What standards does the rotational viscometer comply with?
A: The rotational viscometer supports methods referenced in ISO 2555 for resins, ASTM D2196 for paints, ASTM D1084 for adhesives, pharmacopoeial methods, and relevant GB/T standards. The instrument complies with IEC 61010 laboratory safety standards. Calibration should use certified viscosity reference oils traceable to international standards.
Q3: What is the warranty period for the whole machine and key components?
A: The whole viscometer is covered by a 12-month warranty. The motor, measurement system and controller are covered, while spindles, sample cups and reference oils are consumables or accessories. Damage from improper spindle use or unauthorized repair is excluded.
Q4: Is this device difficult to operate? Is professional training required?
A: Operation requires basic training in rotational viscometry, spindle selection and sample handling. We provide an operation manual and remote guidance. Proper spindle and speed selection, sample preparation, temperature equilibration and measurement technique are important for accurate viscosity results, particularly for non-Newtonian fluids.
Q5: What is the typical lead-time for order delivery?
A: Standard models require 7-30 working days. In-stock units can ship within 3-7 working days. Custom configurations or large built-to-order systems may require additional time, and we confirm the exact schedule before order confirmation.
Q6: Is regular calibration required? What is the recommended calibration cycle?
A: Calibration with certified viscosity reference oils recommended every 6-12 months. Spindle condition and alignment verified periodically. Temperature measurement calibration if equipped. Full performance verification with reference oils recommended for accredited laboratories.
Q7: Are supporting consumables universal?
A: Reference oils, spindles and sample cups are available from multiple suppliers, though instrument-specific spindles should be verified. Long-term consumable cost is low to moderate depending on usage.
Q8: Can I customize parameters or supporting accessories?
A: Customization includes viscosity range, spindle set, speed range, temperature control and data output. Additional spindles, cups and accessories can be ordered separately. Custom orders extend delivery lead-time.
Q9: Does the purchase include on-site installation and commissioning service?
A: Standard delivery includes the viscometer, spindles and accessories with an operation manual. On-site installation, calibration and training are not included for standard orders but can be arranged. Remote guidance is provided.
Q10: What types of samples are compatible with this equipment?
A: The rotational viscometer measures viscosity of fluids including liquids, pastes, creams and slurries within the viscosity range and spindle/speed capability. Non-Newtonian fluids require reporting of spindle, speed and shear rate for meaningful results. Very high viscosity samples require appropriate spindles and low speeds. Highly volatile or temperature-sensitive samples require temperature control. Users should select appropriate spindle and speed to obtain readings within the recommended torque range, ensure proper sample volume and temperature equilibration, avoid bubble entrapment, calibrate with certified reference oils, and report all measurement conditions for reproducible viscosity results.
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