1. 界面科学測器の協和界面科学
  2. Kyowa Interface Science
  3. Products
  4. Surface Tensiometer
  5. DY-500 / DY-700

DY-500 / DY-700

DY-500 / DY-700

Main body of DY-500 and DY-700

DY-500 / DY-700

Wide sample chamber with jacket type sample stage and powder filled Teflon column

DY-500 / DY-700

Measurement set-up for powder contact angle using the Washburn method

DY-500 / DY-700

Measurement set-up for dynamic contact angle

DY-500 / DY-700

Measurement set-up for dynamic contact angle

DY-500 / DY-700
DY-500 / DY-700
DY-500 / DY-700
DY-500 / DY-700
DY-500 / DY-700
  • "One-click" fully automated operation
  • Jacket type sample stage with built-in stirrer function
  • Built-in temperature sensor
  • Connections to the sample chamber for inert gas
  • Pre-wetting function to eliminate measurement errors caused by unsuccessful wetting of Wilhelmy plate or du Noüy ring
  • Easy parameter setup to adapt various measuring standards
  • Video user manual for user-friendly operation
  • Adjustable level of the body
  • Calibration by an external weight for the DY-500 and by an internal calibration system for the DY-700

Hardware

  • Powder contact angle measurement kit
  • Dynamic contact angle measurement kit
  • Automatic CMC measurement kit
  • Sedimentation behavior measurement kit
  • Liquid & solid density measurement kits
  • CHeater type sample stage for temperature measurements from ambient to +150°

Software

  • Dynalyzer software add-in [powder contact angle measurement]
  • Dynalyzer software add-in [dynamic contact angle measurement]
  • Surface tension: Paints, inks, additives for coating processes
  • Interfacial tension: Transformer oil, emulsions, surfactant solutions
  • Lamella length: Paint leveling, foaming stability of coatings and fire extinguishing agents
  • Sedimentation behavior:  Flocculants used in wastewater treatment, stability of suspensions, such as paints and pigmented inks
  • Powder contact angle: Wetting properties of powders, inks, and paints
  • Dynamic contact angle: Wetting and adhesion properties of coatings
  DY-500 DY-700
Measuring methods






surface tension (Wilhelmy plate and du Noüy ring)
interfacial tension (Wilhelmy plate and du Noüy ring)
lamella length (du Noüy ring)
liquid & solid density 1)
sedimentation behavior 1)
powder contact angle (Washburn method) 1)
dynamic contact angle 1)
Measuring range surface/interfacial tension: 1 to 1000mN/m
powder contact angle: 0-90°
dynamic contact angle: 0-180°
Resolution surface/interfacial tension: 0.01mN/m
powder contact angle: 0.01°
dynamic contact angle: 0.01°
Accuracy2) surface/interfacial tension: 0.2mN/m
contact angle: 0.2°
surface/interfacial tension: 0.02mN/m
contact angle: 0.02°
Calibration method by an external calibration weight by a built-in calibration system
Sample stage operation:
Speed
Stroke
software controlled
0.002 to 50mm/s
50mm
External dimensions
(WxDxH)
295x415x425mm

Approximately weight 20.0kg 23.0kg
Electric power:
Voltage
Frequency
Power consumption

AC100-240V
50/60 Hz
35W 75VA
Operating environment

temperature: +10 to +35°C, humidity: 30-80%RH (non-condensing)
positioned away from sources of electrical noise and vibration

1) Optional measuring probe is required
2) Accuracy is the repeatability in terms of standard deviation based on the manufacturer’s calibration weights

  • Specification sheet
  • Catalog

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