Brookfield Digital Viscometer
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Brookfield Digital Viscometer

Model: PDJ-1C

TOP INSTRUMENT Brookfield Digital Viscometer is designed and made as per T0625 "Asphalt Brookfield Rotational Viscosity Test (Brookfield Viscometer Method)" in the Industry Standard of People's Republic of China JTJ052 Specification and Test Methods of Bitumen and Bituminous Mixture for Highway Engineering. It is suitable to determine absolute viscosity of Newtonian liquids and apparent viscosity of Non-Newtonian liquids.
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  • PDJ-1C

  • TOP


  • The instrument adopts the advanced mechanical design technologies and manufacturing techniques, and uses microcomputer technologies for temperature control, data collection and data process.

  • The display is a background light, ultra-brighten LCD. It is also equipped with a micro-printer for printing.

  • The test data can be shown on the LCD in real time or printed out through the printer. It can also connect to a computer through the RS232 communication port.

  • According to the measurement of the viscosity of the liquid to choose the speed with the use of speed, meet the requirements of different range of measurement.

Measurement range

100 mPa·s~2*105 mPa·s (If you select the No.30 spindle, the measurement range can be extended to 4*105 mPa·s)


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

±1% (F·S); (If you select the No.30 spindle, it will be ±3% (F·S)

Temperature control range

45 ℃~200 ℃

Temperatur control accuracy

±0.1 ℃

Sample cylinde

20 ml

Power supply

AC 220V±10%, 50 Hz

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


Optional accessories:

  • PDJ-1C Brookfield Viscometer and Computer communication software(CD);

  • 300℃ high temperature heating furnace.

  • 30# rotator.

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ZHEJIANG TOP INSTRUMENT CO.,LTD., as a subsidiary of TOP Cloud agri, is a high-tech enterprise specializing in the R&D, manufacturing, sales for laboratory equipments, and provision of comprehensive laboratory solutions.


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