Overview
JY-82A automatic video contact angle tester is a High Accuracy instrument for measuring the contact angle of liquids on solid surfaces. Record and analyze the contact angle between liquids and solids through a high definition camera to determine the size of the contact angle. It has the characteristics of automatic operation, High Accuracy measurement, accurate and reliable data, and can be widely used in surface science, wettability research, liquid property measurement and other fields.
Features
0.7-4 high definition industrial grade continuous zoom Microscope
2. Dense LED adjustable industrial-grade backlight plane parallel Illuminant to ensure high image clarity without distortion
3. Video recording and video call analysis function, recording speed 14~ 700 frames per second
4. Can arbitrarily set the acquisition time of the image, timing acquisition and full video recording
5. Adjustable viewing angle: look up, head up, top down, 360 ° swirl/spin multi-angle observation test
6. The stage adopts stepper motor to control three-dimensional movement, X-axis 100mm, Y-axis 100mm accuracy 0.01mm, Z-axis 70mm manual lifting accuracy 0.01mm
7. Titration system adopts double step motor control, Travel up and down 100mm accuracy 0.01mm, realize automatic setting, titration, reset
8. The syringe adopts High Accuracy syringe, luer locking head, the needle can be detached, fully automatic injection, and the droplet amount can be set arbitrarily
9. Industrial digital black and white camera image acquisition, continuous zoom, continuous adjustment of luminance, real-time monitoring and capture at any time
10.USB 3.0 interface, suitable for WINDOWS 64-bit Operating system JY-82 video test system
11. Powerful database management capabilities, data can be exported as WORD documents and BMP standard format images
12. Can test samples of any size, equipped with corresponding fixtures
13. A model for estimating the free energy of solid surfaces can be obtained
Principle
By observing the liquid droplets or liquid films formed on the solid surface, a high definition camera is used to record and analyze the contact angle between the liquid and the solid, thereby determining the size of the contact angle.
Applications
Determination and study of wettability between nanomaterials and different active agents; adhesion between inks, metals, and paper in the printing industry; study on the degree of adhesion between adhesives and solids; detection of the degree of wetting of aircraft substrates by rain and fog in the air of the aerospace industry; determination of the contact angle between projectiles and rain and fog in the air in military science; measurement of the forward and backward angles of injecting additives and solids in crude oil during oil extraction; detection of flux adhesion to metals during metal welding; Determination of hydrophilic angle of aluminum foil; Determination of hydrophilic angle of Eletroplating film and various liquid crystal screens
Standards
SY/T5153-2007, ASTM D 724, ASTM D5946-2004, ISO15989, IEC6207, GBT2 2638.9 - 2016 aluminum foil contact angle test
Steps
1. Install the instrument and connect the USB 3.0 interface
2. Start WINDOWS 64-bit Operating system JY-82 video test system
3. Place the specimen on the stage and adjust the three-dimensional position
4. Set the titration parameters and droplet volume
5. Start the automatic titration system for droplet formation
6. Record droplet images via high definition camera
7. Software automatically analyzes contact angle data
8. Save, access or print the test report
9. Export data to WORD document or BMP image format
