Oxidation stability tester

The utility model particularly relates to an oxidation stability tester which is characterized by comprising a shell, two groups of oxygen bomb metal bath combination units are arranged on one side ofthe shell, each oxygen bomb metal bath combination unit comprises an aluminum bath, an oxygen bomb is arranged in each aluminum bath, a locking ring is arranged at the upper end of each of the oxygenbombs and the aluminum bath, and a magnetic rotating disc is suspended at the bottom in each oxygen bomb. A bottom shaft hole is formed in the center of the bottom of the oxygen bomb, the upper end of the bottom shaft penetrates through the bottom shaft hole to be connected with the bottom shaft bearing, and an air outlet is formed in the side face of the upper portion of the bottom shaft. An annular coil support is arranged below the bottom of the aluminum bath, and a plurality of coils are arranged on the coil support at equal intervals in a circumference mode. The device has the advantagesof compact and reasonable