TBT-0621 Asphalt Standard Viscometer is intended for testing the viscosity of liquid bitumen, coal pitch and flowing emulsified bitumen.

• Power: AC 220V±10%, 50Hz
• Circular tank: (1) Inner diameter: 160mm
  (2) Depth: 116mm
• Sample tube: 4 pieces in a set. The diameter of effuse tube are: φ10mm±0.025mm, φ5mm±0.025mm, φ4mm±0.025mm and φ3mm±0.025mm.
• Ball plug specification: A: Diameter of ball: 12.7mm±0.05mm; Sign height: 92mm±0.25mm
  B: Diameter of ball: 6.35mm±0.05mm; Sign height: 90.3mm±0.25mm
• Temperature controlling range: 20℃~90℃
• Temperature controlling accuracy: ±0.1℃
• Timing resolution: 0.1~999.9s
• Heating type: PTC tube electric heater (heating power is 750W)
• Working temperature: -10℃~35℃
• Relative humidity: ≤85%
• Dimension: length 420mm, width 340mm, height 570mm
• Maximum power consumption: 800W

Kinematic viscometer is designed to determine the viscosity of decahydronaphthalene solution of polythene and polypropylene at the stipulated temperature.

• High precision temperature controller, LED display, electric stirring
• Double-layer cylindrical glass bath with high temperature resistance up to 180℃
• Desktop all-in-one structure
• The maximum heating temperature: 180℃
• Timing device for timing display and control during the test

• Power: AC 220V±10%, 50Hz
• Heating power: 1700W
• Temperature range: ambient temperature to 180℃
• Temperature control accuracy: ±0.1℃
• Mercury thermometer: scale division 0.1℃
• Bath capacity: about 23L
• Sample quantity: 3 capillary viscometers simultaneously
• Stirring motor: (1)Power: 6W (2)Speed: 1200RPM
• Working temperature: -10℃~+35℃
• Relative humidity: ＜85％
• Temperature sensor: RTD, Pt100
• Maximum power consumption: 1800W
• Capillary viscometer: (1)One group of Cannon-Fenske Opaque capillary viscometers
  (2)7 pieces in total. They are N0. 200, 300, 350, 450, 500 and 600 (The inner diameters of R tube of them are 1.02, 1.26, 1.48, 1.88, 2.20, 3.10 and 4.00mm respectively).
• Overall dimension: 530mm×400mm×670mm (Bath is included)

TBT-0620B-1 Bitumen Dynamic Viscometer is used to test the dynamic viscosity of viscous bitumen at 60℃, with its vacuum degree of 300mmHg (40kPa) by vacuum decompression capillary method.

The instrument is also suitable for testing the dynamic viscosity of other materials within the viscosity range of 0.0036 to 20.000Pa.s.

• Temperature control: 60.00°C±0.01°C
• Vacuum control: 300mmHg±0.5mmHg
• Timer: 4pcs (timing for 4 capillary simultaneously)
• Timing range: 0.0s~99999.9s (27.7 hours); error ≤0.02%
• Database of viscometer coefficient: 60 (viscometer coefficients can be stored in the system)
• Viscosity range: about 18 Pa.s~580000Pa.s
• Number of test holes: 4
• Working interface: LCD touch screen
• Working power: AC (220±10%)V, 50Hz, consumption not more than 1800W
• Working temperature: 5°C~50°C
• Relative humidity: ≤85%
• External dimension: 605mm×405mm×610mm (length×width×height)
• Instrument net weight: 32.5kg (without water)

TBT-0623 saybolt viscometer can be used to determine the saybolt viscosity of bitumen at a constant temperature.

• Power: AC (220±10%)V, 50Hz
• Structure: bench type
• Working mode: 2 linesparallel test
• Receiving flask: (60±0.0)5ml
• Heating power of bath: 1000W
• Working temperature of bath: room temp.~240.0℃
• Temperature control accuracy: ±0.1℃
• Timing range: 0.0s~999.9s
• Timing accuracy: ±0.1s
• Ambient temperature: ≤35℃
• Relative humidity: ≤85%
• Overall dimension: 360mm×360mm×790mm

Brookfield rotational viscometer is suitable to determine the absolute viscosity of Newtonian liquids and the apparent viscosity of non-Newtonian liquids.

• Measurement range:100mPa·s~2×105mPa·s (If you select the No.30 spindle, the measurement range can be extended to 4×105mPa·s)
• Spindle:No. 21, 27, 28 and 29 total 4 pieces of spindles (the No.30 spindle is optional)
• Rotation speed:5RPM, 10 RPM, 20 RPM, and 50 RPM
• Measurement error:±2% (F·S) / If you select the No.30 spindle, it will be ±3% (F·S).
• Temperature control range:45℃~200℃
• Temperature control accuracy:±0.1℃
• Sample cylinder:20 ml
• Power supply:AC 220V±10%, 50 Hz
• Operation interface:Touch-type colored LCD
• Power supply:AC (220±10%)V, 50Hz
• Ambient temperature:5℃～35℃ (when the controlling temperature is close to ambient temperature, please run the air conditioner to let the ambient temperature be 5℃ lower than the controlling temperature)
• Relative humidity:≤80%

Engler viscometer is used to determine the rate of time (seconds) of liquid flow out and time (seconds) of distilled water flow out at 20℃, under a certain temperature and certain cubage. The unit of measure is Engler degree and Engler viscosity is expressed in Engler degrees.

• Power: AC (220±10%)V, 50Hz
• Maximum power consumption: 1200W
• Standard water value: K20=(51±1)s (for asphalt: ×0.224)
• Temperature set range: 20℃~100℃
• Temperature controlling: (20±0.1)℃, (25±0.1)℃
• Temperature control accuracy: ±0.1℃
• Ambient temperature: 15℃~28℃
• Relative humidity: ≤85%
• Dimension: 420mm×380mm×590mm
• Net weight: 42kg