This ASTM D445 Dual-Bath Kinematic Viscosity Analyzer is specially developed for simultaneous determination of kinematic viscosity at 40°C and 100°C, enabling automatic calculation of the Viscosity Index (VI) of petroleum products.

With its dual glass bath design and 8 viscometer positions, the instrument significantly improves laboratory efficiency and is ideal for lubricant quality evaluation and viscosity index analysis.

This ASTM D445 Dual-Bath Kinematic Viscosity Analyzer suitable for:

• Lubricating oils
• Engine oils
• Hydraulic oils
• Industrial lubricants
• Other Newtonian petroleum products

Widely used in:

• Oil refining laboratories
• Lubricant manufacturers
• Power industry testing laboratories
• Quality control departments
• Research institutes

Equipped with a color Chinese-English touchscreen LCD to display temperature, timing, and operating parameters in real time for intuitive and efficient operation.

Independent dual glass baths allow simultaneous viscosity testing at 40°C and 100°C, meeting viscosity index calculation requirements.

Utilizes advanced temperature sensors and control algorithms to achieve temperature control accuracy of ±0.01°C, ensuring reliable ASTM D445 test conditions.

Supports up to 8 capillary viscometers simultaneously. The modular design accommodates both low-viscosity and high-viscosity samples.

Automatically calculates: Kinematic viscosity + Viscosity Index (VI), the test results can be stored and printed directly.

Stores up to 500 test records with historical data review capability. Equipped with a 56mm low-energy thermal printer.

Heating components and structural parts are made of stainless steel for corrosion resistance, durability, and long service life.

Three-point vertical capillary holder ensures secure installation and accurate positioning during testing.

This Dual-Bath Kinematic Viscosity Analyzer complies with international and national standards including:

• GB265 Petroleum Products Kinematic Viscosity Test Method
• GB/T 1995 Petroleum Products Viscosity Index Calculation Method
• ASTM D445 Standard Test Method for Kinematic Viscosity

Suitable for standard laboratory viscosity determination of lubricating oils.

Designed for Viscosity Index Testing

Specifically engineered for simultaneous 40°C and 100°C viscosity measurement and automatic VI calculation.

High Laboratory Throughput

Eight testing positions significantly improve sample processing efficiency.

High-Precision Temperature Stability

±0.01°C control accuracy ensures repeatable and standard-compliant viscosity results.

Intelligent Automation

Automatic viscosity and VI calculation reduces manual calculation errors.

Reliable Industrial Construction

Stainless steel components and robust structure ensure long-term operation in industrial laboratories.

Perfect solution for lubricant manufacturers and oil testing laboratories requiring viscosity index analysis.