Viscometer
Viscometers are essential instruments used to measure the viscosity of liquids and semi-solid substances. They play a crucial role in many industries, including pharmaceuticals, cosmetics, food and beverage, and chemical manufacturing. By accurately determining the flow properties of materials, viscometers ensure quality control, product consistency, and help in research and development processes.
There are various types of viscometers available, each designed for specific applications and fluid types. From rotational viscometers suitable for high-viscosity fluids to capillary or falling ball viscometers ideal for low-viscosity liquids, these devices provide versatile measurement options. Understanding the general functions and applications of viscometers is key to selecting the right model for your laboratory’s needs.

What You Should Know Before Choosing a Viscometer and Making an Investment
Key Factors to Consider
When considering a viscometer, it is essential to evaluate the type of fluid to be measured—its viscosity range, temperature sensitivity, and whether it behaves as a Newtonian or non-Newtonian fluid. The operating principle and range of the viscometer should match these fluid characteristics to ensure accurate and consistent results.
Other key factors include the required measurement precision, ease of use, maintenance requirements, calibration possibilities, and compliance with industry standards. Compatibility with laboratory workflow and data acquisition systems is also fundamental to streamline operations and data analysis.

Price Range in the Market
Viscometer prices vary widely depending on type, measurement range, accuracy, and additional features like automated data logging or temperature control. Basic models may start at an affordable range, suitable for routine tests, while high-end advanced devices with digital interfaces and specialized sensors command higher prices.
It is important to consider that investing in a quality viscometer may initially seem more expensive but can offer better performance, durability, and reduce long-term operating costs. Budget constraints should be balanced against the laboratory’s measurement needs and expected workload to find the optimal option.

Quality-Price Ratio
A good quality-price ratio in viscometers is achieved when the device provides reliable, repeatable measurements while requiring minimal maintenance and calibration. Instruments from reputable brands like Kalstein offer enhanced durability and technical support, which contribute to cost savings over time.
Choosing a viscometer with robust construction and easily available spare parts improves the quality-price balance. Additionally, modern viscometers often include features to simplify calibration and maintenance, helping laboratories maintain optimal performance without incurring extra costs.

Expected Lifespan Based on Usage and Maintenance
The lifespan of a viscometer depends greatly on the intensity of its use and how well it is maintained. Regular calibration, proper cleaning, and adherence to manufacturer instructions can extend the device’s useful life by several years, ensuring consistent accuracy.
Neglecting maintenance or exposing viscometers to harsh conditions can cause premature wear or damage to sensitive components. Kalstein provides detailed maintenance guidelines and technical support to maximize the life expectancy of your investment.

KALSTEIN VISCOMETER
Among many products, at Kalstein you can find the ideal viscometer for your Laboratory
If you don’t know which viscometer to buy, our extensive selection at Kalstein can guide you to the perfect model for your specific laboratory needs, offering cutting-edge technology, accuracy, and durability tailored to your budget.

Digital Small Sample Viscometer YR05840 // YR05842
The Digital Small Sample Viscometer YR05840 // YR05842 is a cutting-edge instrument designed for high-temperature viscos…

High Temperature Viscometer YR05843 // YR05846
The High Temperature Viscometer YR05843 // YR05846 is engineered with a coaxial center structure and features a small sa…

Cosmetics Rotating Dial Viscometer YR05851 – YR05852
The Cosmetics Rotating Dial Viscometer YR05851 – YR05852 is a state-of-the-art instrument designed for easy digital rota…

Brookfield Viscosity Tester YR05860 // YR05864
The Brookfield Viscosity Tester YR05860 // YR05864 offers seamless integration of touch-screen technology, ensuring fast…
Our viscometer most sold
The Digital Small Sample Viscometer YR05840 // YR05842 is a cutting-edge instrument designed for high-temperature viscosity measurements. Utilizing a coaxial center structure, it requires a minimal sample size due to its small sample adapter, ensuring efficiency in testing. Its precise temperature control allows for quick adjustments, making it ideal for substances that necessitate heating and melting, such as asphalt, rosin, and hot melt adhesives.
The Digital Small Sample Viscometer YR05840 // YR05842 is competitively priced within the range of $3,600 to $4,500, making it an economical choice for laboratories and manufacturers seeking accurate viscosity measurements.
| Model | YR05840 | YR05841 | YR05842 |
| Measure range (mPa.s) | 6.4 – 2M No.0: 6.4-1K No.21: 50-100K No.27: 250-500K No.28: 500-1M No.29: 1K-2M |
12.8 – 4M No.0: 12.8-1K No21: 100-200K No.27: 500-1M No28: 1K-2M No.29: 2K-4M |
51.2 – 16M No.0: 51.2-2000 No.21: 400-8M No27: 2K-4M No.28: 4K-8M No.29: 8K-1.6M |
| Speed (r/min) | 0.5/1/2/2.5/4/5/10/15/20/25/30/40/50/60/70/80/90/100 Total 18 | ||
| Rotor | 21, 27, 28, 29# (standard configuration) Ultra-low viscosity adapter (rotor No.0) with separate heating furnace (optional) |
||
| Test error | ±2% (Newtonian liquid) | ||
| Repetitive error | ±1% (Newtonian liquid) | ||
| Temp. Control Precision | 0.1℃ | ||
| Interface | Two RS232 interfaces | ||

Precise viscosity measurement instruments optimize lab efficiency daily.

Innovative Laboratory Viscometers: A Detailed Comparison
The Viscosity Measuring Analyzer Laboratory Viscometer YR05855 – YR05856 from Kalstein is crafted with precision for laboratory settings. These viscometer…

Discover the World of Viscosity with Kalstein Viscometers
Kalstein viscometers stand out as a symbol of reliability and precision in the scientific community. Built with cutting-edge technology and designed for ease of…

Digital Viscometers for Advanced Rheological Testing in Pharmaceutical and Chemical Applications
Viscometers are essential instruments used to measure the viscosity of various substances, which is crucial in many industries, particularly in pharmaceuticals…

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Viscometer offers

Digital rotary viscometer YR06639//YR06644

Digital Small Sample Viscometer YR05840 // YR05842

High Temperature Viscometer YR05843 // YR05846

Lab Rotational Viscometer YR05853 – YR05854

Viscosity Measuring Analyzer Laboratory Viscometer YR05855 – YR05856

Stormer Viscometer YR05857

Touch Screen Brookfield Viscometer YR05858 – YR05859

Brookfield Viscosity Tester YR05860 // YR05864
Kalstein offers updated industrial-grade viscometers for precise readings.
Explore detailed guides and expert tips to master viscometer selection easily.
Our comprehensive guides and recommendations will help you handle viscometers like a professional, covering selection criteria, maintenance tips, and troubleshooting for optimal lab performance.
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Guía Principal
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FAQs
The delivery time for your Kalstein product will depend on the following:
- Whether the equipment of your interest is in stock or if it needs to be manufactured.
- The type of freight you have chosen, which can be either air or sea.
- Equipment in stock:
– Delivery Time (Air): 15-30 days.
– Delivery Time (Sea): 45-60 days.
- Equipment not in stock:
– Delivery Time (Air): 30-60 days.
– Delivery Time (Sea): 60-90 days.
You can make your purchase through:
- By email: [email protected]
- By phone: +33 (0) 1 70 39 26 50
- E-commerce: Through the official Kalstein website in your country.
At Kalstein, we provide our clients with inductions and technical support through new online methods. You can watch our induction videos, technical assistance, and guidance provided by a Kalstein team through our YouTube channel (Kalstein English). HERE.