Enhanced corrosion resistance of NdFeB type permanent magnet coated by a dual layer of either Ti/Al or Ni/Al intermetallics

IEEE Transactions on Magnetics

Volumn 33, Issue 5 PART 2, 1997, Pages 3913-3915

  Ku, N C ^a   Qin, C D ^a   Ng, D H L ^a  

^a CHINESE UNIVERSITY OF HONG KONG   (Hong Kong)

Author keywords

[No Author keywords available]

Indexed keywords

ADHESION; ANNEALING; COATED MATERIALS; CORROSION RESISTANCE; EVAPORATION; GRAIN BOUNDARIES; INTERMETALLICS; METALLOGRAPHIC MICROSTRUCTURE; NEODYMIUM ALLOYS; NICKEL ALLOYS; PROTECTIVE COATINGS; TITANIUM ALLOYS;

INTERMETALLIC COATINGS; THERMAL EVAPORATION;

PERMANENT MAGNETS;

EID: 0031224260     PISSN: 00189464     EISSN: None     Source Type: Journal    
DOI: 10.1109/20.619613     Document Type: Article

References (6)

1. Minowa, H. Yoshikawa & M. Honshima, "Improvement of the corrosion resistance on Nd-Fe-B magnet with nickel plating", IEEE Trans. Magn. Vol. 25, pp. 3776-3778, 1989.
2. Mitchell, "Corrosion protection of NdFeB magnets", IEEE Trans. Magn. Vol. 26, pp. 1933-1935, 1990.
3. K.W Kang, B.C. Kim and J.T. Song "Corrosion behavior and magnetic properties of melt-spun Nd-(Fe.Co.Ni)-B-(Al.Ti) ribbons", J. Mater. Sei.: materials in electronics Vol. 6, pp. 4-9, 1995.
4. Qin, A.S.K. Li and D.H.L. Ng, "The protective coatings of NdFeB magnets by Al and Al(Fe) ", J.Appl. Phys. Vol. 79(8), pp4854-4856, 1996.
5. N.C. Ku, C-D. Qin C.C. Yu and D.H.L. Ng, "Corrosion resistance of NdFeB magnets coated by AI" IEEE Trans. Magn. Vol. 32, pp.4407-4409, 1996.
6. J. Emsley, The Elements, 2nd ed., Clarendon Press, Oxford, 1992. [7] G. Sauthoff, The Intermetallics, Weinheim, New York, 1995.