Introduction

Automatic Tilting Contact Angle Analyzer measures contact angle ranging from 0 to 180°. It incorporates a fully automated liquid feeding system along with an overall tilting mechanism. Also, it can measure parameters such as surface energy, rolling (slip) angles, and both forward and backward angles, along with angle hysteresis. Its acquisition system adopts a black and white camera for stable shooting and a clear image. Our analyzer is used for assessing surface properties in areas such as mobile phone manufacturing, glass manufacturing, and surface treatment.

This analytical equipment is designed to meet the rigorous requirements of modern laboratory operations, ensuring high precision, reliability, and ease of use for various experimental applications.

Applications

Our Automatic Tilting Contact Angle Analyzer is widely used for assessing surface properties in areas such as mobile phone manufacturing, glass manufacturing, surface treatment, materials research, chemical and chemical engineering, semiconductor manufacturing, coatings and inks, electronic circuits, textiles and fibers, and medical and biological applications.

Specifications

Contact Angle Range 0 to 180°
Contact Angle Resolution 0.01°
Measurement Mode Fully automatic, semi-automatic, manual
Contact Angle Analysis Method Suspension method, stop-drop method (2/3 state), bubble capture, static analysis, automatic liquid increase and reduction dynamic
Contact Angle Test Method Circle method, ellipse/slanting ellipse method
Camera Resolution 5000 (H) × 4000 (V)
Frame Rate 200 fps (upgradeable to higher frame rates)
Sensor Type 1/1.8”
Spectrum B&W/color
Exposure Time Custom
Custom
Display Line Width Custom
Transmission Interface USB3 Vision
Camera Power Supply 5 Interface
Analysis Methods Suspension, stop-drop (2/3 state), bubble capture
Static Analysis Automatic liquid increase and reduction dynamic
Test Methods Circle method, ellipse/slanting ellipse method, differential
Tilt Angle 0 to 180°
Rolling Angle Analysis Online spectrogram analysis
Rolling Distance & Slip Analysis Fully automatic determination
Tension Test Range 0 to 3000 Mn/m
Tension Resolution 0.01 Mn/m
Tension Measurement Fully automatic
Tension Analysis Methods Bubble capture method, suspension drop method, real-time spectrogram
Surface Free Energy Test Methods Zisman, , WU, WU2, Fowkes, Antonow, Berthelot, , etc.
Light Source Type Single wavelength Industrial (cold light)
Light Source Wavelength 470 nm
Light Field Փ 30 mm
Light Point 96 grains intensive type
Light Source Lifetime 50000 hours
Drip Method Precision micro syringe pumps
Control Method Software digital control
Drip Accuracy 0.01 µL
Syringe High-precision gas-tight syringe
Volume 100 µL / 500 µL / 1000 µL (500 µL standard)
Needle 0.51 mm all stainless steel super hydrophobic needle (standard)
Speed 1 µL to 2000 µL
Output Method Automatic generation, export or printing of , word, spectrogram and other report formats
Platform Size 120 × 180 mm
Maximum Specimen Size 120 × ∞ × 180 mm
Sample Stage Adjustment 3D Manual adjustment
Front and Back Adjustment Manually, stroke 60 mm, accuracy 0.1 mm
Left and Right Adjustments Manually, stroke 35 mm, accuracy 0.1 mm
Up and Down Adjustment Manually, stroke 80 mm, accuracy 0.1 mm
Power 150 W
Power Supply AC 100 to 240 V, 50/60 Hz
Dimension 840 × 480 × 720 mm
Net Weight 26 kg

Features

cold light for clear imaging

Advanced calibration

Bilateral contact angle measurement

Dynamic filming for continuous contact angle

Automated report generation in multiple formats

FAQs

1. What is an Automatic Tilting Contact Angle Analyzer?

Automatic Tilting Contact Angle Analyzer is used to measure the contact angle between a liquid droplet and a solid surface. This helps in understanding how well a surface can be wetted by a liquid, which is crucial for evaluating surface energy and wettability. It features a motorized stage that tilts automatically, allowing the observation of how a droplet behaves when the surface is inclined, such as when it begins to move or slide.

2. What are the main applications of this analyzer?

Automatic Tilting Contact Angle Analyzer analyzer is commonly used in materials science, coatings, electronics, biomedical research, and surface treatment studies. Applications include measuring hydrophobicity or hydrophilicity, analyzing anti-fog or self-cleaning properties, evaluating surface cleanliness, testing adhesives, and ensuring quality control in manufacturing processes. It is also useful in developing smart materials and surfaces that repel or attract water.

3. What is the tilting function used for?

The tilting function helps analyze how a liquid droplet behaves on an inclined surface. As the sample tilts, the droplet experiences gravity and may start to move or slide. Measuring the angle at which this happens helps in determining dynamic parameters like sliding angle and roll-off angle, which are useful in evaluating the self-cleaning or non-stick properties of a surface.

4. How does the automatic tilting mechanism work?

The tilting mechanism is motor-controlled and can be set to increase the angle at a defined rate. While the sample tilts, a high-resolution camera records the droplet behavior. The software analyzes the video and identifies the exact angle when the droplet starts moving, ensuring accurate and repeatable results.

5. What are the key features of this analyzer?

Its key features include an automatic tilting stage, high-resolution camera, adjustable lighting, automated droplet dispensing, and software for contact angle calculation. The system can measure both static and dynamic contact angles, and supports time-lapse analysis, data export, and image or video recording.

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