ASTM D2983 ASTM D11145 Low Temperature Brookfield Viscosity Tester hypothermia Brookfield RVT analyzer

The test principle of this instrument: mix a certain amount of sample and refrigerant in the test tube, put them in the cold bath of the Floc Point tester after mutual dissolution, and gradually cool down at a certain speed, observe under the care, when it starts When turbidity or Floc occurs, record the temperature at this time. This instrument is suitable for mineral oil type refrigerating machine oil, and also suitable for synthetic oil type refrigerating machine oil.