Why Choose Us?
We supply the most suitable products with best cost performance to ensure that you can get the right solutions.
Our Products
Better Quality, Better Instruments
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SDB-0059A Noack Evaporation Loss Tester
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SDB-0193 Automatic Lubricating Oils Oxidation Stability Tester ( RPVOT/RBOT )
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SDB-0689 Ultraviolet Fluorescence Total Sulfur Analyzer
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SDB-11133S Coulometric Karl Fischer Titrator
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SDB-17040 X-ray Fluorescence Sulfur-in-Oil Analyzer
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SDB-17144 Automatic Carbon Residue Tester(Micro Method)
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SDB-261D Automatic Pensky-Martens Closed Cup Flash Point Tester
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SDB-264B Automatic Total Acid and Base Number Analyzer
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SDB-265H-1 Automatic Kinematic Viscosity Test Bath
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SDB-3536D Automatic Cleveland Open Cup Flash Point Tester
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SDB-6536D Automatic Distillation Unit
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SDB-6538 Engine Oils Apparent Viscosity Tester(CCS)
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SDB-DW300T Gasoline Octane Number Tester
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SDB-DW600T Diesel Cetane Number Tester
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SDB-H1706 High-Temperature and High-Shear Rate Apparent Viscosity Tester(HTHS)
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SDB-QX-D Octane Number and Cetane Number Analyzer
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SDB-0317 Los Angeles Abrasion Testing Machine
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SDB-0609 Thin Film Oven(TFOT)
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SDB-0610 Rolling Thin Film Oven(RTFOT)
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SDB-0615 Wax Content Tester
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SDB-0620 Dynamic Viscosity Test Bath
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SDB-0623 Saybolt Furol Viscosity Tester
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SDB-0702D Electric Marshall Compactor
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SDB-0709C Marshall Stability Tester
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SDB-0722A Automatic Asphalt Mixtures Quantitative Extractor
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SDB-0755 Slurry Mixtures Wheel Load Tester
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SDB-2801E Penetrometer
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SDB-2806H Softening Point Tester
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SDB-4508G Bitumen Ductility Testing Machine
Technical Specifications
- Power supply: AC220V,50Hz
- Ductility distance: 5m(±10mm)
- Heating power: 3500W
- Cooling power: 1000W
- Temperature control: 0℃~60℃
- Temperature precision: <±0.1℃
- Force measurement:Maximum 500N,±1N
- Test speed: 10 mm/min and50mm/min, two grades.
- Test precision: ±1mm
- Dimension and weight: 2300*530*1130(mm), 206kg
Technical Features
- Coloredtouch LCD displays parametersand controls the test procedures.
- Two independent baths design provides double water circulations.
- Imported temperature controller can keep the temperature at 0.05℃ precision. The temperaturing is rapid and anti-interference is good.
- High subdivision stepper motor driving. Vibration at low speeds can be removed totally.
- Double USB ports support EXCEL format to output. It also can be communicated with PC for 100 groups of data storage.
- Automatic calculation and data storage. 30pcs of test data can be saved. Built-in printer is equipped for data printing.
- Force test(Maximum 500N ) for two samples is provided. Force value and curve can be displayed.
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SDB-6307 Asphalt Content Tester (Ignition Method)
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SDB-F02-10(20) Automatic Asphalt Mixtures Blender
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SDB-XY150-1 Asphalt Mixture Gyratory Compactor
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JC-2 Cable Winch
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KXP-2X Wireless Digital Compass Inclinometer
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KXP-3D Wireless Digital Compass Inclinometer
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KXP-4QZT Full Space Digital Compass Inclinometer
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CH-1015 Thermostat
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DC-0506 Thermostat
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HBDV-1 Viscometer
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HBDV-1H Viscometer
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LVDV-1 Viscometer
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LVDV-1H Viscometer
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NDJ-5S Viscometer
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NDJ-8S Viscometer
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RVDV-1 Viscometer
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RVDV-1H Viscometer
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Small Sample Adapter
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SNB-1 Viscometer
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SNB-AI Viscometer
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SNB-AIH Viscometer
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SNB-RH Viscometer
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Ultra-Low Viscosity Adapter
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BPH-9272 Heating Incubator
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D-trite Digital Bottle Titrator
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DHG-9055A Hot Air Drying Oven
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DZF-6030A Vacuum Oven
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N5000 Vis Spectrophotometer
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SDB-L580 Centrifuge
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SDB-TD5M Centrifuge
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SY304C Smart Balance
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U3200 Vis Spectrophotometer
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UV1710 Vis Spectrophotometer
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UV1901 Vis Spectrophotometer
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YK2204C Analytical Balance
About Us

Dobetter group of corporations is a Chinese high-tech group which specializes in R&D, manufacturing, sales and service of intelligent and automated instruments in the fields of petroleum, asphalt, geology and viscosity. We own several quality plants leading the technology in these fields in China.
Our group is mainly engaged in four kinds of products: petroleum testing instruments, asphalt testing equipment, geological equipment, rotational viscometers. These products are widely used in the industrial fields such as oil fields, refineries, petroleum storage and transportation, chemical plants, power plants, machinery factories, steel works, metallurgic plants, pavement ……
Our Customers

Our products are sold in over 20 countries. Here are some of our end users:
- Tay Rue*** Co.,Ltd
- Yung Sha*** Co.,Ltd
- BLP *** Sdn Bhd
- Paraffin L*** Manufacturing L.L.C.
- Sarbi En*** Pvt Ltd
- Soilte*** Pvt Ltd
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