Question

write any two the causes of demagnetization?​

Answer 1

Answer:

1. Low-cost inferior rare earth magnet elements .
2. Settling in strength loss. This is usually 5-7% in the first 6 months for high-grade magnets.
3. Poor quality manufacturing procedures including welding.

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Answer 2

(1) Low-cost inferior rare earth magnet elements . (2) Settling in strength loss. This is usually 5-7% in the first 6 months for high-grade magnets.

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