Kalstein

Viscometer

Viscometer

Viscometers are essential instruments used in laboratories to measure the viscosity of fluids, which is crucial in numerous applications including quality control, research, and product development. Understanding the properties of liquids can lead to improved formulations and processes.

The choice of a viscometer depends on various factors, including the type of fluid, its viscosity range, and the specific measurements required. Selecting the right equipment ensures accurate results and enhances laboratory efficiency.

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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 selecting a viscometer, consider the fluid type and viscosity range you will be working with. Different viscometers are designed for specific applications, such as low or high-viscosity fluids, and understanding these factors will help you make an informed choice.

Additionally, evaluate the precision required for your measurements. Some applications may demand high accuracy, while others may prioritize ease of use and speed over precision.

Market price range

Market price range

The market price for viscometers can vary significantly based on features, brand, and specifications. Basic models may start at a few hundred dollars, while advanced digital viscometers with extensive capabilities can reach several thousand dollars.

It is important to set a budget that aligns with your laboratory needs while considering long-term investment value. Researching various models ensures you find the best fit for your financial plan.

Value for money

Value for money

Assessing the value for money involves looking beyond the initial purchase price. Consider factors such as durability, maintenance costs, and the availability of replacement parts. A higher upfront cost may be justified by lower long-term operational costs.

Evaluate user reviews and reliability reports to gauge the long-term performance of the viscometer you are considering. Investing in a quality instrument can lead to significant savings and improved productivity over time.

Expected lifespan based on use and maintenance

Expected lifespan based on use and maintenance

The lifespan of a viscometer can greatly depend on the frequency of use and the level of maintenance provided. Regular calibration and proper cleaning can extend the instrument's life, ensuring consistent performance.

Understanding the operational environment is also critical. Factors such as temperature fluctuations and exposure to corrosive substances can impact the durability of the device. Investing in robust models suitable for your conditions can minimize replacement costs.

VISCOMETER KALSTEIN

Discover viscometer for your laboratory

Explore our range of viscometers designed to meet the diverse needs of laboratory applications. From basic models to advanced digital solutions, we provide instruments that ensure precise viscosity measurements for various fluids.

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