Model: K5908 Mini-Rotary Viscometer (MRV)
Measures yield stress, apparent viscosity and borderline pumping temperature of engine oils at low temperature. Borderline pumping temperature is a measure of the lowest temperature at which an engine oil can be continuously and adequately supplied to the oil pump inlet of an automotive engine.
Conforms to ASTM D3829, ASTM D4684, ASTM D6896, ASTM D6821, SAE J300, GB/T 9171 and SH/T 0562.

Technical specfication
Temperature control range: -5°C --- -40°C
Temperature control accuracy: ±0.1°C
Compressor cooling
High-performance rotor for easy cleaning
Windows operational platform
Calibration viscosity oil: with a set of calibration viscosity oil.
Ambient temperature: -40°C --- 30°C
Relative humidity: ＜85%
Power supply: AC 220V, 50Hz

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