When temperature is under 100 ํ C or lower will be permanent magnetic vacuum, but when the temperature rises to 103 ํ C. The loss of a permanent magnetic vacuum
When subjected to temperature 100 ° C or below is a permanent magnet sucker. But when the temperature rises to 103 ° C, loss of a permanent magnet sucker.
When you are under the water, the temperature 100 C Or lower will be permanent magnet suction. But when the temperature increases to a 103 C. Will lose permanent magnetism sucking