Kalstein

Viscometer

Viscometer

Viscometers are essential instruments in laboratories, providing critical measurements of fluid viscosity. Their applications span various industries, including pharmaceuticals, food and beverage, and cosmetics, allowing for quality control and product development.

When selecting a viscometer, understanding the specific needs of your laboratory is crucial. Factors such as fluid type, measurement range, and desired accuracy will influence your choice, ensuring you invest in the right equipment for your applications.

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What you should know before selecting a viscometer and making an investment

Key factors to consider

Key factors to consider

When choosing a viscometer, consider factors like the viscosity range, temperature tolerance, and the type of fluid being tested. Different viscometers, such as rotational or capillary types, are suited for specific applications, impacting the accuracy and reliability of your measurements.

Calibration and maintenance requirements are also critical; ensure the model you select is easy to maintain and calibrate. This will help prolong its life and maintain accuracy over time.

Market price range

Market price range

The price of viscometers can vary significantly based on features, technology, and brand. Basic models may start from a few hundred dollars, while advanced digital and specialized viscometers can cost several thousand. It's crucial to evaluate your budget against the required features to find the best fit.

Consider long-term investment value rather than just initial costs. Sometimes a higher-priced model can offer better accuracy and durability, making it more cost-effective in the long run.

Value for money

Value for money

When assessing value for money, consider not just the purchase price but also the operational costs, including maintenance, calibration, and potential downtime. A more expensive viscometer that requires less frequent maintenance might save you money over time.

Additionally, explore features that enhance usability, such as user-friendly interfaces and advanced data logging capabilities. These can greatly improve efficiency and accuracy in laboratory environments.

Expected lifespan based on use and maintenance

Expected lifespan based on use and maintenance

The lifespan of a viscometer is influenced by its quality, usage frequency, and maintenance. High-quality instruments generally last longer and withstand rigorous use. Regular cleaning and proper handling are essential to prolong their life.

Consider the manufacturer's recommendations for maintenance schedules. Following these guidelines ensures consistent performance and helps avoid premature failure, maximizing your investment in laboratory equipment.

VISCOMETER KALSTEIN

Discover viscometer for your laboratory

Explore our range of viscometers designed to meet diverse laboratory needs, ensuring precise viscosity measurements for various applications. Each model is engineered for reliability, accuracy, and ease of use, making them an excellent addition to your lab.

Our best-selling viscometer

Digital rotary viscometer YR06639//YR06644

Digital rotary viscometer YR06639//YR06644

The YR06639//YR06644 Series Digital Rotary Viscometer is a high-precision tool designed for advanced fluid analysis. With a measurement capacity reaching up to 320 million mPa.S, this equipment is the ideal solution for laboratories and industries working with high-viscosity materials. Its intuitive design allows operators to obtain fast and reliable results, offering accuracy comparable to the most demanding international standards. It is the perfect device for those seeking cutting-edge technology at a competitive cost without sacrificing precision.

Design and Technology

This equipment features a control panel with a touch keyboard and a large LCD screen that facilitates the reading of complex data. Key technological innovations include:
  • Auto-Scanning: The system recommends the optimal combination of rotor and speed for unknown samples.
  • Dual Connectivity: Includes two RS232 ports, allowing simultaneous connection to a computer for data management and a printer for physical records.
  • Rheological Analysis: Ability to display shear rate and shear stress, allowing for an in-depth study of fluid behavior.
  • Computerized Calibration: Each measurement range is software-adjusted to minimize human error.

Frequently Asked Questions (FAQ)

  • Is the device difficult to level? No, it features a level control on the front for quick and visual adjustment.
  • Can I measure very hot samples? Yes, using the optional high-temperature furnace, it can measure molten materials such as asphalt or waxes.
  • What if my sample size is very small? There is an optional small sample adapter (SSR) designed specifically for volumes of only 7 to 11 ml.
  • Does it come with PC software? Yes, it can be connected to a computer via the RS232 interface to track viscosity curves.

Advantages and Disadvantages

Advantages:
  • Extremely wide measurement range (up to 320M mPa.s).
  • Stable results and high resistance to electrical interference.
  • Easy conversion of units (mPa.s, Pa.s, P, cP) and temperature (°C/°F).
  • Excellent quality-to-price ratio compared to imported brands.
Disadvantages:
  • Requires optional accessories (Pt100 probe) to measure temperature with 0.1°C precision.
  • The equipment's size (12 kg) requires a fixed and stable workspace.

Field Use and Recommendations

This viscometer is essential in industrial quality control laboratories and biochemical research centers. Its use is highly recommended in:
  • Chemical Industry: Production of paints, inks, and adhesives.
  • Cosmetics: Formulation of high-density creams and gels.
  • Food Industry: Analysis of starches, pulps, and syrups.
  • Construction: Evaluation of asphalts and hot-melt glues.
  • Operating Tip: To achieve maximum precision, ensure the front level bubble is perfectly centered before starting any measurement.

Technical Specifications

SpecificationYR06639YR06640YR06641
Speed (r/min)0.3 – 100 (37 tipos)0.3 – 100 (37 tipos)0.3 – 100 (37 tipos)
Rank R2 - R7 (mPa.s)100 - 13.000.000200 - 26.000.000800 - 104.000.000
Rank URL (mPa.s)6.4 - 1.00012.8 - 1.00051.2 - 2.000
Rotor 21# (mPa.s)50 - 167.000100 - 333.000400 - 1.300.000
Rotor 27# (mPa.s)250 - 834.000500 - 1.700.0002.000 - 6.700.000
Rotor 28# (mPa.s)500 - 1.700.0001.000 - 3.300.0004.000 - 13.300.000
Rotor 29# (mPa.s)1.000 - 3.300.0002.000 - 6.600.0008.000 - 26.600.000
Dosage R1-R7500 ml500 ml500 ml
Dosage ULR21 ml21 ml21 ml
Dosage 21# / 27#7.8 ml / 11.3 ml7.8 ml / 11.3 ml7.8 ml / 11.3 ml
Dosage 28# / 29#12.6 ml / 11.5 ml12.6 ml / 11.5 ml12.6 ml / 11.5 ml
Measurement Error±1%±1%±1%
Repetitive Error±0.5%±0.5%±0.5%
voltage110V / 220V110V / 220V110V / 220V
Dimensions300*300*450(mm)300*300*450(mm)300*300*450(mm)
Weight12 kg12 kg12 kg
 
SpecificationYR06642YR06643YR06644
Speed (r/min)0.1 – 200 (58 tipos)0.1 – 200 (58 tipos)0.1 – 200 (58 tipos)
Rank R2 - R7 (mPa.s)100 - 40.000.000200 - 80.000.000800 - 320.000.000
Rank URL (mPa.s)3.2 - 1.0006.4 - 1.00025.6 - 2.000
Rotor 21# (mPa.s)25 - 500.00050 - 1.000.000200 - 4.000.000
Rotor 27# (mPa.s)125 - 2.500.000250 - 5.000.0001.000 - 20.000.000
Rotor 28# (mPa.s)250 - 5.000.000500 - 10.000.0002.000 - 40.000.000
Rotor 29# (mPa.s)500 - 10.000.0001.000 - 20.000.0004.000 - 80.000.000
Dosage R1-R7500 ml500 ml500 ml
Dosage ULR21 ml21 ml21 ml
Dosage 21# / 27#7.8 ml / 11.3 ml7.8 ml / 11.3 ml7.8 ml / 11.3 ml
Dosage 28# / 29#12.6 ml / 11.5 ml12.6 ml / 11.5 ml12.6 ml / 11.5 ml
Measurement Error±1%±1%±1%
Repetitive Error±0.5%±0.5%±0.5%
voltage110V / 220V110V / 220V110V / 220V
Dimensions300*300*450(mm)300*300*450(mm)300*300*450(mm)
Weight12 kg12 kg12 kg
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Detailed analysis of viscometer for an effective and safe choice

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Frequently asked questions about Viscometer

How to know the prices of Viscometer?

To know the price of Viscometer, please send us an email with your request through the contact form AQUI.

What are the delivery times for Viscometer?

Delivery time depends on stock availability and freight type (air or sea). In stock: air 15-30 days, sea 45-60 days. Out of stock: air 30-60 days, sea 60-90 days.

How to make a purchase of Viscometer?

You can buy by email ([email protected]), phone (+33 (0) 1 70 39 26 50) or through the official Kalstein website in your country.

How does the warranty work for Viscometer?

All Kalstein equipment comes with a 1-year warranty against manufacturing defects. The warranty does not cover damage from improper installation or misuse. See our «terms and conditions» AQUI.

Can I request a quote online for Viscometer?

Yes, you can request a quote for the Kalstein equipment you are interested in directly from our official website. Click AQUI.

Contact Kalstein for specialized inquiries

Contact Kalstein