2013年6月7日星期五

Magnet demagnetization factor


Have life magnet, the magnet prolonged contact with air force will be reduced, the magnet oxidation. samarium cobalt magnets Magnet in contact with corrosive liquid oxidation fastest. Each magnet has its own temperature parameters, if the magnet working temperature exceeds the magnet itself can withstand physical temperature, the magnet will change the physical properties, the magnetic force of the magnet will decay! magnetic tools

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