Viscosity is a physical property of fluids that expresses their resistance to flow under the effect of force. It manifests itself in an internal friction between the different layers of the fluid, thus influencing its fluidity.
There are two types of viscosity: dynamic viscosity measures the force required to move one layer of fluid relative to another. Kinematic viscosity, meanwhile, takes fluid density into consideration.
Viscosity testers, known as viscometers or rheometers, are used to measure a fluid’s resistance to flow. These instruments are essential in many industrial and scientific fields, including food processing, cosmetics, petrochemicals and pharmaceuticals. They are used to check the quality and consistency of products such as oils, paints, inks, creams and concrete.
Measuring viscosity helps to optimize manufacturing processes, guarantee the homogeneity of mixtures and predict the behavior of fluids under real-life conditions.
Viscosity measurement plays an essential role in many industries to ensure product quality, performance and stability.
In the petroleum industry, volatility testers are used to analyze the properties of fuels such as gasoline, diesel, and kerosene, ensuring their compliance with specification standards.
In the field of cosmetics and perfumes, they allow the evaporation and stability of formulations to be assessed to optimize their durability and effectiveness. Research and development laboratories also use it to test the purity of solvents, essential oils and other chemical compounds essential to these applications.
In the petrochemical sector, viscosity is used to control the fluidity of oils, fuels and bitumen, ensuring their proper use and efficiency. In the production of bitumen and asphalt, viscosity is a key factor in guaranteeing good adhesion and optimal application of road surfaces.
The paints, varnishes and inks industry is another sector where viscosity is a key parameter. Measuring and adjusting viscosity ensures uniform finish and good adhesion to the surfaces concerned.
The food industry uses it to adjust the texture of sauces, soups and dairy products to ensure homogeneous consistency. Likewise, in the cosmetics and pharmaceutical industries, viscosity plays a key role in the formula of creams, gels, lotions and other skincare products.
Viscosity testing is therefore essential in many sectors to optimize production processes and ensure product compliance with technical and regulatory requirements.
At NORMALAB, we have developed a range of testing instruments that conforms to international standards. Our glassblowing workshop produces glassware adapted to this measurement (Ubbelohde, Cannon-Fenske, routine, opque, SIL, etc.)
With our high-performance measurement solutions, you can be sure of optimum quality and perfect control of your samples whatever their appearance and fluidity.
Viscosity control is essential to guarantee quality, performance and conformity of your products, as well as the protection of parts in contact with them. With test solutions designed to meet the requirements of every industry, you benefit from good accuracy, real-time control and continuous process optimization.
Choose reliability by investing in measurement technologies designed to meet the challenges of your industry.
