Sigma 700 Fully Automatic Surface Tensiometer
Sigma 700/Sigma 701 are high-end surface tension meters suitable for R & D, industrial quality control, routine testing, and scientific research. Both devices are computer-controlled and highly automated.
Complete measurement functions
• Surface tension
• Interfacial tension
• Critical micelle concentration (CMC)
• Dynamic contact angle
• Surface free energy (SFE)
• Powder wettability (Washburn)
• Adhesion force
• Sedimentation
• Density
Instrument features:
• High-precision microbalance and mechanical design
• Fully integrated OneAttension software for efficient and convenient operation and data storage
• Fully automated testing to avoid human errors and save time
• Multiple testing modes to improve the instrument's usage efficiency
• Ergonomic and open design for easy access to different accessories of the instrument
Fully automated
The instrument can be fully automated, and measurements can be easily taken with just one click.
High precision
Sigma 700/701 supports all testing methods. Sigma 700 is suitable for dynamic contact angle and powder wettability testing of heavier samples, while Sigma 701 is suitable for dynamic contact angle testing of single fiber samples.
First-class software
OneAttension is a powerful software that offers all measurement modes, full automation, simple measurement settings, real-time results, and the most user-friendly interface.
Sigma 700 Fully Automatic Surface Tension Meter
Product parameters
| Model | Sigma 700/701 |
| Available tests | Surface tension, interfacial tension, critical micelle concentration CMC (automatically), dynamic contact angle, surface free energy, powder wettability, density, sedimentation, adhesion |
Balance parameters
| Test range (mN/m) | 1~2000 |
| Display resolution (mN/m) | 0.001 |
| Density range (g/cm3) | 0~2.2 |
| Density resolution (g/cm3) | 0.0001 |
| Weighing resolution (mg) | 0.01/0.005 |
| Force resolution (μN) | 0.1/0.05 |
| Contact angle range | 0~180° |
| Contact angle resolution | 0.01° |
Measurement unit parameters
| Sample stage | Motor-driven |
| Sample stage speed (mm/min) | 0.01~500 |
| Sample stage movement accuracy (μm) | 0.016 |
| Overall dimensions of the machine (cm) | 33.3×24.4×62 |
| Overall weight of the machine (kg) | 16/13 |
| Power supply (vac) | 85~264 |
| Power (w) | 13 |
| Frequency (Hz) | 47-440 |
| Temperature control range (℃) | -20~+200 |
| Stirring | Optional |
Software and system requirements
| Provided software | OneAttension |
| Recommended system configuration | 2 GHz processor, 4 GB RAM, 500 GB hard drive, 1920 x 1080 resolution monitor, 1 USB port |
| Operating system requirements | Windows 7, 8 or 10 (32 or 64-bit) |
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