We take measures to reduce production costs, stabilize the market, actively explore overseas markets, expand market share and influence and develop marketable new Transformer Power Factor Tester, 3 Channel Transformer Winding Resistance Tester, Acid Value Tester. We not only produce traditional standard products, but also continue to adapt to customer needs and continually develop new varieties. We always adhere to the development strategy of continuous innovation and continue to open up the market with new technology and new products as the fulcrum. Talent is the most valuable asset of the enterprise, the main source of enterprise value, and the first element of enterprise development. The business is people-oriented, and development is people-first. We are scientific, practical and realistic, and do our work and business in a down-to-earth manner according to the law of development.
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 |
Our company attaches importance to the cultivation of talents, attracts the best technical talents in the Portable Liquid Petroleum Products Density Tester/Densimeter industry, builds the joint R&D team of production, academia and research, and devotes to the research and innovation of new products, new technologies and new techniques. We believe that with our professional technology and excellent team, we can provide customers with timely product supply and good service. After years of steady development, we have established strategic partnerships with many well-known domestic and foreign brands.
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