Our production scale of Transformer Dry Air Generator, Transformer Capacity Tester, mobile oil treatment plant is very large, and we have modern production plants. Our company reflects the quality of international standards in every link in customer service, after-sales tracking and technical support and our company will rely on this to promote continuous innovation. Our factory direct sale, does not have the middleman to earn the difference, lets the profit directly to the customer.
1. Introduction & Application
FUOOTECH's FT-ZLA Mineral Transformer Oil Surface Tension Tester is designed and made as per national standard of People's Republic of China GB/T6541 and ASTM D971 Standard Test Method for Interfacial Tension of Oil against Water by the Ring Method.
This Transformer Oil Interfacial Tension Testing Equipment is used to determine the interfacial tension between mineral oils and water under non-equilibrium condition (Liquid-Liquid interface).
It can also be used to determine interfacial tension of various liquids (Liquid-Gas interface).
2. Working Principle
Platinum ring method is a traditional testing method, which takes about 70 years. It is made of platinum wire with a diameter of 0.37mm to make a ring with circumference of 60mm. In the test, the platinum ring is dipped into the liquid surface (or interface two kinds of non-mixing liquid) 2-3mm, and then slowly put the platinum ring up, and there will form a film between the ring and the liquid surface. The film has a pull down force on the platinum ring, measuring the maximum force exerted on the ring in the lifting process of the entire platinum ring, and then converting it into a true surface (interface) tension value.
FT-ZLA automatic interface tension tester is based on the principle of platinum ring method to achieve accurate measurement of liquid surface tension, and integrates many advanced technologies, widely used in chemical industry, petroleum, electric power, railway, research, lab, etc.
3. Technical Parameters
Display |
Large-Touch-Screen color LCD Display, English Version |
Testing Method |
Platinum Ring method (GB 6541) |
Measurement range |
2-200 mN/m |
Sensitivity |
0.1 mN/m |
Accuracy |
0.1 mN/m |
Resolution |
0.1 mN/m |
Repeatability |
0.3% |
Power Supply |
AC220V ±10%, 50Hz ±10% |
Power Consumption |
20 W |
Ambient temperature |
10~45℃ (25℃ is the best) |
Ambient humidity |
≤80% RH |
Overall dimensions |
185×260×360(mm) |
Weight |
10kg |
4. Functions & Features
1). Adopting high-speed CPU and high-precision AD, unique hardware circuit design, high reliability and high measurement accuracy, 500 experimental data can be stored at the same time;
2). 5-inch industrial color touch screen;
3). Full English operation interface, intuitive display;
4). Unique weight calibration, only need to calibrate 2 points;
5). Pure water calibration has loose water quality requirements;
6). The measurement is accurate and repeatable;
7). Built-in printer to print test results;
8). Equipped with a USB interface, which can be connected to a computer to upload test data;
5. Stocks at office
6. Packing, Delivery, Shipping and Payment
7. Certificates
8. Accessories
Tester |
1 Set |
Sample Cup |
2 Pcs |
Weight |
1 Set |
Platinum ring |
1 Pcs |
Pendant |
1 Set |
Power Cable |
1 Pcs |
Instruction Manual |
1 Set |
Certificate of Manufacturer |
1 Pcs |
With high-quality Mineral Lubricating Oil Filtration (TYA-50), advanced technical equipment and 'people-oriented, efficient and symmetrical' management concept, our company has become a bright star in the industry. Over the years, our products are famous for their excellent creativity, stable quality and affordable price.Our sales outlets have been stationed in many countries and regions. We adhere to the policy of openness, transparency, integrity and tolerance in the world, and pursue the development concept of professionalism, technology and capital-driven.
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