DSHJ-1F Brookfield Rotational Viscometer
Product Description
DSHJ-1F Brookfield Viscometers
I. Summary
DSHJ series of Brookfield rotational viscometers are designed and made as per industrial standard of People’s Republic of China T0625-2011 Rotational Viscosity Determination for Bitumen by Brookfield Viscometer in JTG E20-2011 Standard Test Methods of Bitumen and Bituminous Mixtures for Highway Engineering. It is suitable to determine the absolute viscosity of Newtonian liquids and apparent viscosity of Non-Newtonian liquids.
Technical Data Sheet
II. Main technical features
The instrument has features of high sensitivity, reliable test result, easy operation and good looking structure. The instrument adopts advanced mechanical design technology and manufacturing process, using microcomputer technology to control speed,collect data and process data.Equipped with high-light LCD screen and micro-needle printer.The test data can show on the screen real time and also output by printer.In addition,the instrument can also connect with PC via RS232 communication port
III. Main technical specifications
| SN. | Item | Parameter |
| 1 | Relative humidity | not more than 80%. |
| 2 | Power supply | AC 220V±10%, 50 Hz; |
| 3 | Spindle speed | 0.1～100 RPM continuously adjusted; |
| 4 | Measurement error | ± 2% (F•S) (± 3% (F•S) for No.30 spindle); |
| 5 | Temperature controlling range | 25℃～200℃; |
| 6 | Temperature controlling accuracy | ±0.1℃; |
| 7 | Cubage of sample chamber | 20 ml; |
| 8 | Spindles | four spindles of No.21, 27, 28 and 29 (No.30 spindle is optional); |
| 9 | Ambient temperature | 5℃～35℃ |
| 10 | Measurement range | 25mPa•s～1×10000000mPa•s |