CNSHP BZY-2 automatic interfacial tension instrument, platinum plate method (platinum ring method)
The BZY-2 automatic surface/interfacial tension instrument uses the platinum plate test method and is easy to operate. The BZY-2 automatic surface/interfacial tension instrument can measure the surface tension change value caused by time changes.
hengping-
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Introduction
BZY series automatic liquid surface/interfacial tensIon Meter is a laboratory measuring instrument that uses physical methods instead of chemical methods to measure liquid surface/interfacial tension. It can quickly and accurately test the tension values of various liquid-gas surfaces and liquid-liquid interfaces. . Widely used in petroleum, chemical, pharmaceutical, printing, textile, electric power and other industries.
BZY series automatic surface/interface tensIon Meter adopts a professional electromagnetic force closed-loop force value measurement system, single-chip microprocessor control, automatic measurement, easy operation, excellent performance, high-precision test results, high stability, high repeatability, High linearity. The patent number of the surface/interfacial tensiometer is: 200520039453.1. The test method of the surface/interfacial tensiometer: Platinum plate method (or platinum ring) The operation mode of the surface/interfacial tensiometer: automatic lifting and lowering of the sample table, fully automatic measurement
Features
Compared with other Surface Tensiometers, BZY series Surface Tensiometers include but not limited to the following advantages:
Fully automated measurement to minimize human error;
Automatically read the surface tension balance value;
One-key reset (any value between 0-400mN), very correct;
One-button calibration, with the standard weight attached to the machine, accurate and fast;
The platinum plate method is adopted, which fully complies with the requirements of the basic principles of the Wilhelmy platinum plate method, thus providing the possibility to carry out measurements in the following environments:
Changes in surface tension values over time due to the presence of surfactants
Measurement of high viscosity liquids (automatic reading of balance value)
The interfacial tension value between two immiscible liquids, such as oil and water.
Sensitive sensor response and high precision make it possible to achieve good repeatability and thus provide comparable data.
Simple operation, without any external computer control;
The error caused by the machine itself is small, and various errors in the testing process can be controlled more effectively;
Sample constant temperature cup, sample temperature detection device and external constant temperature bath can be selected.
Application
The basic function of tensiometer is to test the surface tension of liquid and liquid-liquid interfacial tension. Surfactants are widely used in all walks of life. Surfactants have functions such as emulsification, solubilization, decontamination, and defoaming. The main Applications are introduced as follows:
serial number | Application | use |
1 | Petrochemical industry | Oil-water interface test; oil product control; determination of operating oil aging degree; flooding fluid quality control |
2 | printing industry | Ink formulation development, ink wetting and adhesion to printing substrates, pigment dispersion fountain solution quality control, product development and quality control |
3 | paint, coating industry | The dispersion of pigments, the wetting of the coating film on the substrate and the leveling of the adhesion and application, the stability of the emulsion |
4 | Pharmaceutical, pesticide industry | Improve the dispersion, emulsification and wetting ability of the drug, optimize the formula, and improve the effect of drug use |
5 | Cleaning agent industry | Analyze the emulsification, compatibilization and detergency of surfactants, the quality research and concentration selection of surfactants |
6 | Electroplating industry | The wettability of the plating solution to the substrate, preventing defects such as pinholes and dents, and the quality control of the process drawing |
7 | Cosmetics industry | Analyze the dispersibility, stability and wettability, compatibilization, thickening, dispersion and emulsification of suspending agent and emulsifier. |
8 | textile industry | Fuel wettability analysis, adhesion case analysis, textile finishing solution formulation optimization |
9 | food industry | Surface finishing analysis of raw materials, wettability analysis, surface finishing analysis of packaging layers |
10 | Water treatment industry | Water purification, sewage treatment, etc. |
11 | Power Industry | Transformer oil, insulating oil quality control, operating oil aging degree analysis |
12 | Biological Engineering | Wettability, adsorption, and degradation analysis of polymer materials, and biomaterial engineering |
13 | research institute | CMC determination of surface materials; research and development of new surfactants; |
14 | colleges and universities | Development of surfactant Applications, research on surface adsorption theory, development of surface treatment technology, etc. |

hengping BZY-2 Liquid surface/interfacial tensIon MeterSpecifications
| LIST | VALUE |
|---|---|
| Measuring method | Platinum plate method (platinum ring method) |
| Surface tension Measurement Range | 0~200mN/m |
| Tare Range | 0~200mN/m |
| Resolution | 0.01mN/m |
| standard error | ±0.02mN/m |
| Repeatability | ±0.02mN/m |
| Display mode | LED display |
| Measurement time | Low concentration sample 3-5 seconds |
| Operation mode | Automatic lift |
| Platform lifting distance | 60mm |
| Interface | RS232C |
| Data processing software | Software standard |
| Temperature range | 0~110℃ |
| Temperature transducer | PT:100 |
| Net Weight | 15 |
| Power | AC220V±10 |
| Dimensions | 400*200*400mm |
| Ordinary thermostatic pool | √ |
| type | High and low temperature thermostatic pool |
| Temperature display device | √ |
hengping BZY-2 Liquid surface/interfacial tensIon Meter Packing list
machine X1, manual X1, certificate X1, warranty card X1
[Note] Because the manufacturer's packaging may be updated or upgraded, the detailed packaging list shall be subject to the latest standard configuration of the manufacturer.
FAQ
- What coating defects can be avoided by testing the surface tension properties of coatings?
- Coating surface tension and its effects
- Analysis of influencing factors of interfacial tension
- Introduction to the test principle of platinum plate Surface Tensiometer
- Four methods for measuring surface tension
- ActiveJJF 1464-2014
- ActiveNY/T 1860.31-2016
- ActiveGB/T 11985-1989
- ActiveGB/T 38722-2020
- ActiveGB/T 8077-2023
- AbolishGB/T 18396-2008
- ActiveGB/T 42415-2023
- AbolishGB/T 18396-2001
- ActiveGB/T 6541-1986
- ActiveGB/T 5549-2010
- ActiveJB/T 9388-2015
- ActiveGB/T 22237-2008
- ActiveQB/T 1323-1991


BZY-2
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