Cannon 9721-F53 CFOC- 50 Calibrated

Cannon 9721-F53 CFOC- 50 Calibrated

This Cannon 9721-F53 CFOC- 50 Calibrated kinematic viscosity of dark Newtonian liquids. It uses a reverse-flow design for dependable results. Therefore, it performs well when the liquid meniscus is not visible. As a result, it removes limits of routine Cannon-Fenske viscometers.

Moreover, this instrument follows ASTM D445 and ISO 3104 methods. In addition, it conforms to ASTM D446 and ISO 3105 specifications. Consequently, laboratories can apply it within standardized viscosity testing procedures.

Furthermore, this model supports testing of cutback asphalts and road oils at 60 °C (140 °F). It follows ASTM D2170 requirements. Thus, it suits asphalt and petroleum laboratories. Additionally, laboratories use it for lubricating and hydraulic oils at low temperatures. In particular, it helps evaluate additive effects on flow behavior.

Notably, users may apply external pressure during testing. Therefore, they can adjust shear stress and shear rate. This capability supports advanced flow analysis. Meanwhile, factory calibration at 40 °C ensures traceable results.

Finally, this viscometer integrates with constant-temperature bath systems. Moreover, optional holders ensure stable positioning. As a result, measurements remain repeatable and consistent.

Product Features

Measures viscosity of dark Newtonian liquids
Uses reverse-flow design for opaque samples
Therefore improves accuracy when the meniscus is not visible
Calibrated at 40 °C with certificate and instruction sheet
Complies with ASTM D445 and ISO 3104
Additionally conforms to ASTM D446 and ISO 3105
Supports asphalt testing per ASTM D2170
Moreover suitable for low-temperature lubricant studies
Allows external pressure control for shear adjustment
Special constants available by request
Compatible with constant-temperature baths
Optional holders provide stable mounting

Specifications

Model: 9721-F53 CFOC-50
Instrument Type: Cannon-Fenske Opaque Reverse-Flow Viscometer
Manufacturer: Cannon Instruments
Measurement Method: Kinematic viscosity by gravity flow
Standards: ASTM D445, ISO 3104
Additional Standards: ASTM D446, ISO 3105
Asphalt Method: ASTM D2170
Calibration Temperature: 40 °C
Approximate Constant: 0.004 cSt/s
Viscosity Range: 0.8 to 4 cSt
Flow Time Range: 200 to 1,000 seconds
Minimum Sample Volume: 12 mL
Minimum Bath Depth: 229 mm (9 inches)
Calibration Status: Calibrated
Compatible Holders: 9726-M50 and 9726-M53
Replacement Micro Stoppers: 9726-N98
Sample Type: Dark Newtonian liquids

Applications

Cutback asphalt viscosity testing
Road oil quality control
Petroleum and heavy oil analysis
Low-temperature lubricant evaluation
Hydraulic oil additive studies
Research and industrial laboratories