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Tensíío – Surface and Interfacial Tension Module

The new generation tensiometer for liquid and solid surfaces

Instrument designed to measure: surface tension, dynamic contact angle, density and combined force. Include:
Analytical capabilities and applications

– Determination of surfactant potency and effectiveness by CMC measurement
– Evaluation of the effectiveness/wet characteristics of tablets, active pharmaceutical ingredients and excipients
– Evaluation of the effectiveness/wet properties of varnishes and paints
– Analyze the aging state of the oil according to ASTM D 971 and IEC 62961 . standards
– Wet and clean the coating
– Development of cosmetic products
– Special Specialty of Type
– Wet yarn bundles and Hugs
– Dispersion listening and plasticity
– Check surface modification
– Clings to super hydrophobic surfaces

Measurement methods and additional options
– Surface tension and interface tension using rings, discs and rods
– Surface tension and surface strength analysis using ring tear-off method
– Critical micelle concentration (CMC) of surfactant
– Contact angle and surface free energy of a solid, powder or fiber bundle
– Density of liquid and solid
– Analysis of deposition characteristics of dispersants
– Resistance level of sediments
– Temperature from -15 to 350°C, measuring temperature by internal or external sensor

INSTRUMENT DIMENSIONS

Footprint 290 mm × 360 mm (W × D)
Height 560 mm
Weight (without accessories) 29 kg

TEMPERATURE MEASUREMENT

Range of temperature measurement -60 to 450 °C
Resolution 0.01 °C
Precision 0.05 °C
Accuracy 0.5 °C
Internal sensor sample stage
External sensor optional: sample vessel

POWER SUPPLY

Voltage 100 to 240 V
Power consumption 40 W
Frequency 47 to 63 Hz

ENVIRONMENT

Operating temperature 15 to 30 °C
Humidity > 30% without condensation

TEMPERATURE CONTROL

Type of temperature control liquid (-10 to 130 °C)
electrical (50 to 300 °C)
Peltier (-15 to 135 °C)
Range of temperature control -15 to 300 °C

INTERFACES

PC USB 3.0
Auxiliary CAN / CANopen
Thermostat optional
(quick lock fittings)
Inert gas optional

HOUSING AND PERIPHERALS

Built-in bubble level optional (electronic bubble level)
Built-in and software-controlled ionizer optional
Glass windshield doors yes
Stainless steel measuring compartment yes
Touch display integrated color IPS display
(1024 x 600 pixel, size 7”)

SAMPLE STAGE

Travel distance 120 mm
Simple platform optional
Temperature control jacket optional: 50 mm, 70 mm
Inverse CMC optional: cone-shaped vessel
Integrated sample stage yes

DRIVE

Resolution 16 nm
Travel speed 0.001 to 800 mm/min
Type of motor brushless DC servo motor

CAMERA SYSTEM (STANDARD)

Connection USB 3.0
Performance 15 fps at 2560 × 1920 px

OPTICS (STANDARD)

Focus fixed
Zoom 1.4× zoom, fixed
Field of view 6 mm × 4.5 mm
Resolution of optics 2.3 µm

OPTICAL HEIGHT SENSOR

Resolution 0.05 µm

FORCE MEASUREMENT

Maximum load 210 g
Resolution 10 µg
Measurement rate 50 Hz
Adjustment fully automated
internal weigth
Locking mechanism automatic

SOFTWARE

Software type ADVANCE
Available software modules surface tension (SFT) / interfacial tension (IFT)
contact angle (CA) / surface free energy (SFE)
critical micelle concentration (CMC)
liquid density
solid density
special purpose
adhesion analysis
sedimentation / penetration

SURFACE FREE ENERGY OF SOLIDS

Results surface free energy (SFE)
Models equation of state
Zisman
Fowkes
Wu
Owens-Wendt-Rabel-Kaelble
extended Fowkes
acid-base theory

WASHBURN

Results contact angle (CA)
Resolution 0.01°
Range 0 to 90°
Type advancing

WILHELMY CONTACT ANGLE

Minimum fiber diameter 7 µm
Results contact angle (CA)
Range 0 to 180°
Resolution 0.01°
Type advancing
receding

WILHELMY PLATE

Results surface tension (SFT)
interfacial tension (IFT)
critical micelle concentration (CMC)
Range 1 to 2000 mN/m
Resolution 0.002 mN/m

DU NOÜY RING

Results surface tension (SFT)
interfacial tension (IFT)
critical micelle concentration (CMC)
Range 1 to 2000 mN/m
Resolution 0.001 mN/m
Correction method Harkins-Jordan
Huh-Mason
Zuidema-Waters
linear correction
no correction

LIQUID DENSITY

Liquid density range 1 to 2200 kg/m³
Resolution 0.1 kg/m³
Precision 3 kg/m³

SOLID DENSITY

Solid density range 1000 to 20000 kg/m³
Resolution 1 kg/m³
Precision ±3 kg/m³

PENETRATION

Results graph: mass vs. time

ROD

Results surface tension (SFT)
interfacial tension (IFT)
critical micelle concentration (CMC)
Range 1 to 2000 mN/m
Resolution 0.02 mN/m

SEDIMENTATION

Results graph: mass vs. time

Main machine

– Range: 1 – 2000 mN/m

– Resolution: 0.001 mN/m

– Position resolution: 16 nm, travel distance: >110 mm

– Weight resolution: 10 ug

– Connect temperature sensor and controller

– USB port for PC control and one interface

AD0831 Software ADVANCE 

Module for measuring surface tension and interface tension of liquids using the Du Noüy ring method and Wilhelmy plate

Accessories, supplies

– PL01 Pt-Plate in protective box

– RI01 PtIr-Ring in protective box

– TO01 Tool for ring dressing

– SV20 Sample vessel, fireproof, set of 6 pieces outer diameter Ø 70 mm

– SV14 Disposable Aluminium Sample Vessel for sample volume of 70 ml, diameter Ø 50 mm, set of 32 pieces

Option for pharmaceutical factory

– SIQ08 IQOQ for Tensiometer K100 / Tensíío

– ‘SIQSW_AD0831 for ADVANCE Module software determine SFT or IFT with K100/Tensiio

PC/Laptop: i5, Window 10