Buy a low cost digital viscometer online with a measurement range of 3-1600000 mPa.s, allowing users to measure the viscosity of a wide range of fluids, including liquids and semi-solids. Our rotational viscometers provide accurate measurements of fluid viscosity, which make them ideal for quality control, research and development purposes.
- The digital rotational viscometer can measure the viscosity of a Newtonian liquid or the apparent viscosity of a non-Newtonian liquid.
- The digital display shows the measurement data directly, easy to read.
- Adopt the advanced micro-computer drive technology and stepper motor, accurate and stable rotating speed.
- The horizontal display unit is at the front of the viscometer, convenient to adjust.
- The viscosity measurement range of the selected rotor and rotating speed is automatically displayed.
- Two RS232 interfaces with direct connection to micro printer and computer
||18#，25#，31#，34# （standard configuration）
||18# Rotor：3-10K； 7ml
|25# Rotor：480-1.6M, 9ml
|31# Rotor：30 –100K, 10.5ml
|34# Rotor：60 –200K, 11ml
||±3% (Newtonian liquid)
||±1.5% (Newtonian liquid)
||Two RS232 ports for printer and computer connection
|Temperature Probe Interface
||300 × 300 × 450mm
The digital rotary viscometer is widely applied in the fluid & semi-fluid manufacturing, scientific research institutes, universities or laboratories for viscosity measurement of oils, greases, paints, coatings, pulp, textiles, food, pharmaceuticals, adhesives and cosmetics, etc.
Tips: How does the digital rotational viscometer measure viscosity?
A digital rotational viscometer measures the viscosity of a fluid by measuring the torque required to rotate a spindle at a constant speed inside the fluid.
The viscometer consists of a spindle or rotor that is suspended from an arm or shaft and immersed in the fluid whose viscosity is to be measured. The spindle is connected to a motor that rotates it at a constant speed while the arm is fixed in place. The spindle experiences resistance to its motion due to the viscosity of the fluid, which generates a torque that can be measured by a sensor.
The torque sensor is connected to a digital display unit that measures the torque and displays it as viscosity units. The digital display unit can be programmed to display the viscosity in different units such as centipoise or millipascal seconds, depending on the user's requirements.
The rotational speed of the spindle is also a factor in the measurement of viscosity. The viscometer typically has different speed settings which can be adjusted to ensure that the measurement is accurate for the particular fluid being tested.
Overall, the digital rotational viscometer provides a precise and accurate method for measuring the viscosity of fluids, which is useful in a wide range of industries such as pharmaceuticals, food and beverage, and petroleum.