1． Meets standards :SY/T5153-2007，ASTM D 724,ASTM D5946-2004，ISO15989, IEC6207

             GBT22638.9-2016Test of Aluminum Foil Contact Angle

2. Zoomable: 0.7-4.5X2High-definition industrial continuous zoom microscope

3. Equipped with a dense, adjustable industrial-grade LED backlit flat parallel light source, ensuring high image clarity and no distortion.

4. Measurement Method:

a. Main Functions:

1) Method of Contact Angle MeasurementAutomatic volumetric droplet dispensing, droplet accuracy:0.1ul, fully automated real-time testing）：

A: Static Drop Method（AdoptOpencv graphic contour analysis software, featuring real-time automatic testing of the left and right angles and average angle of droplets, with real-time test curve and Excel data list, and image saving function.；； 

B: Dynamic Testing

1.Turnover Method(Dynamic Testing: Forward Angle, Reverse Angle, Tilt Angle)）(Adopted)Opencv Graphical Contour Analysis Software, real-time automatic dynamic analysis to determine advance angle, reverse angle, and tilt angle.

2. Volume Increment/Decrement Method:Drop volume increased/Measure forward and backward contact angles by subtraction methodOptional

C. Elutriation Method (Optional according to customer requirements): Contact angle testing of test materials immersed in a liquid (optional)

2) Measure surface tension:

Suspension Method(Measure interfacial tension (can test dynamic interfacial tension), CMC (pendant drop method)）,

Observe and measure the shape and size of droplets (by the hanging drop method) to test the surface interfacial tension of the liquid, with a tension testing range:0.001mN/m~3000mN/m)

3) Cameras with video recording and video call analysis capabilities available, with selectable recording speeds ranging from 14 to 700 frames per second.

4) Solid Surface Free Energy Calculation

b. Measurement Method:

1) Instant Freeze Screenshot 
2) Continuous automatic image capture (shooting 1 frame every 1 to 3600 seconds) 
3）5 Megapixel industrial digital cameraAutomatic High-Speed PhotographyCollection Speed:213 frames per second）
4）Measurement Range:0～180° Test Accuracy: 0.1°, Test Resolution: 0.01°
5）Magnification Ratio:266pixel 
6）SamplePlatformDimensions:180×180mm3D platform, left and rightXAxle movement,The itinerary is:100mmStepper motor control, control accuracy0.1mm,Front and backYAxle movement, travel range:100mm,Stepper motor control with precision control0.1mm,Vertical stroke range:60mm,Manual control

7) Rotating Platform: Features 360° rotation, automatic rotation control, adjustable speed, with a speed range of 0.01~50 RPM. The rotating platform can test forward angle, reverse angle, sliding angle (rolling angle), and limit angle.

5. Set image capture time freely, enable scheduled image collection, and full recording feature.

6. The loading platform is controlled by a stepper motor, enabling 3D movement for multiple tests on a single sample.

7. The titration system is controlled by a dual stepper motor.(Stroke range of 100mm, control accuracy of 0.01mm), capable of automatic positioning, automatic titration, automatic reset, Ruland locking head, features easy titration and high accuracy, fully automatic sample loading with an accuracy of 0.01ul.Drop volume can be set at any desired level. The software tests the drop size in real-time and records the volume of the drops.;

8. Image capture is performed using an industrial digital black and white camera, which features continuous zoom and brightness adjustment.

The captured images have high clarity, enhancing the accuracy of the measurement data.Real-time monitoring，Capture shots at any time.GrabSet take-off time at will

9. Contact Angle Test Range: 0.1° to 180°, Test Precision: 0.1 degree, Test Resolution: 0.01 degree

10. The instrument features a USB port for easy installation and convenient use. It is compatible with the JY-82 video testing system for WINDOWS 64-bit operating systems. The system is user-friendly, with simple operation and easy testing. It includes a test report, which can be saved, accessed, and printed.

11. Robust Database Management CapabilitiesEasier data storage, retrieval, and export are available.

Be equipped withAccess database management system, providing you with powerful:

(1) Real-time save measured data and establish indexes.

(2) Test data corresponds to images one by one; when a data item is selected, the corresponding image automatically appears.

(3) Historical data query, modification, backup, and import functions;

12、Exportable measurement data featureEnhance data accessibility.

All measured data can be exported asWord documents and BMP standard format image files for easy data processing.

13. Testable for samples of any size and dimension, including sheet materials and special-shaped materials; comes with corresponding fixtures; oversized dimensions require special customization.

14. The surface free energy of the solid can be calculatedEstimation Model:FowkesExpandFowkes、Owens-Wendt、van OSS、WuMethod of调和 averaging, Equation of State method，The analysis can be applied to solid surfaces of various polarities, non-polarities, low energies, and high energies.According to the contact angle of the liquid to the solidθ) Calculate the liquid-solid interfacial tension (rsl) and solid surface tension (rsg), and generate an experimental report. The report can be saved, accessed, and printed.

15. Configuration:

1）、CCDCameraUSBInterface) Specific Parameters:

Resolution:2592 (H) * 1944 (V)                Sensor:1/1.8Line-by-line scanningCMOS

Pixel Size:5.2*5.2um                         Module Conversion Accuracy:10Position

Exposure Method: Line Exposure                            Image Data Format:Mono8/RGB Bayer

Signal-to-Noise Ratio:45Db                               Dynamic Range:60dB

Data Interface:USB2.0Standard Interface                   Synchronization Method: External Trigger, Software Trigger

External Trigger Interface: Optically Isolated                          Lens Mount:C/CS

Mechanical dimensions: approximatelyL54.5*W54.5*H46.1mm          Rated Power Consumption:1.75W

2Zoom System(3D Positioning)；                    

3) Automatic rotating platform;

5) Droplet Adjuster (Automatic Positioning, Automatic Titration, Automatic Reset)

6) Power Cables;

7) Data cables;

8) Operating Manual;

  9) Custom fixture set according to customer's sample

 10) Lenovo Brand Computers

16、Specific Application Fields:

1. Determination and research on wettability between nanomaterials and various active agents.

2. Adhesion between inks, metals, and paper in the printing industry.

3. Study on the bonding strength between adhesives and solids.

4. Aerospace industry: detection of the degree of wetting of aircraft structure by airborne rain and fog

5. Measurement of the angle of contact between shrapnel and rain mist in the air in science.

6. Measurement of injection additives and forward and backward angles during oil extraction.

7. During metal welding, inspect the adhesion of the flux to the metal.

8. Measurement of Aluminum Foil Hydrophilic Angle9. Electroplating film, determination of various liquid crystal display hydrophilic angles, etc.

 17. Configuration List (Single Set Configuration)

18:Product Category Code:A020105

19:Operating Voltage:220V50Hz,Power500W,Dimensions (Length)*Wide*High:680*280*740mm,

20:Application Environment: Laboratory setting.

21:Instrument Net Weight:30Kg