... self adhesive on the reverse side.If the magnet is sticking to a steel surface, you can use either a North or ... with wonderful coercive force6. For most applications, coating or plating is recommended.7. Coatings: Ni, Zn, gold, copper, epoxy, chemical, ... d) Wonderful performance at ambient temperature9. Disadvantages: a) Working temperature is below 220°C. b) Prone to oxidation than other magnet ...