Customization: | Available |
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After-sales Service: | Lifetime Technical Support |
Warranty: | Warranty Is 24 Months |
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Fully Automatic Kinematic Viscosity Tester (Single Unit) of Petroleum Products
What is Kinematic Viscosity?
* Kinematic viscosity is a measure of a fluid's internal resistance to flow under gravitational forces. It is determined by measuring the time in seconds, required for a fixed volume of fluid to flow a known distance by gravity through a capillary within a calibrated viscometer at a closely controlled temperature.
* Generally speaking, viscosity is a fluid's resistance to flow (shear stress) at a given temperature. Sometimes, viscosity is erroneously referred to as thickness (or weight). Viscosity is not a dimensional measurement, so calling highly viscous oil thick and less viscous oil thin is misleading.
* Likewise, reporting viscosity for trending purposes without a reference to temperature is nonsensical. The temperature must be defined to interpret the viscosity reading. Typically, viscosity is reported at 40°C and/or 100°C or both if the viscosity index is required.
Kinematic Viscosity Equation
* Several engineering units are used to express viscosity, but the most common by far are centistoke (cSt) for kinematic viscosity and the centipoise (cP) for dynamic (absolute) viscosity. The kinematic viscosity in cSt at 40°C is the basis for the ISO 3448 kinematic viscosity grading system, making it the international standard.
* Generally speaking, kinematic viscosity (cSt) relates to absolute viscosity (cP) as a function of the fluid's specific gravity (SG) according to the equations .
Model |
GD-265B |
GD-265C |
GD-265D-1 |
GD-265H |
GD-265H-1 |
Range |
ambient~ 100ºC |
ambient~ 100ºC |
ambient~ 100ºC |
ambient~ 100ºC |
ambient~ 100ºC |
Temp. Control precision |
±0.1ºC |
±0.1ºC |
±0.01ºC |
±0.01ºC |
±0.1ºC |
Temp. control method |
continuous |
continuous |
continuous |
continuous |
continuous |
Single/ Double glass tank |
S |
D |
D |
D |
S |
Samples quantity |
2 |
4 |
4 |
4 |
2 |
Timing function |
N |
N |
Y |
Y |
Y |
Automatic calculate and print |
N |
N |
N |
Y |
Y
|
Our product packaging has been proven over the long term and we usually have plywood boxes or cartons with trays. We will arrange the appropriate packaging according to the weight and size of the goods. Of course, you can also choose the packaging form.
1 | With competitive price |
2 | Premium quality with CE & ISO certification |
3 | Strong product OEM & ODM customization capability |
4 | Promise production & on-time delivery |
5 | Perfect after-sales service, free product accessories |
6 | 15 years of experience in R&D and production |