China N52m Irregular High Performance NdFeB Magnet Filled by Wireless Flash Filling, Find details about China NdFeB Magnets, Irregular Magnet from N52m Irregular High Performance NdFeB Magnet Filled by Wireless Flash Filling
project ccoating | Coating thickness | color | Service temperature | PCT | Damp heat resistance | Salt fog resista-nce | Corrosion resistance |
Blue white zinc | 8-15μm | Bluish white | ≤160ºC | >48hr | general | ||
Color zinc | 10-15μm | Iridescent | ≤160ºC | >72hr | general | ||
Nickel | 20-30μm | silvery | ≤200ºC | >500hr | >500hr | >200hr | excellent |
Ni-Cu-Ni | 20-30μm | silvery | ≤200ºC | >48hr | >500hr | >72hr | good |
Ni-Sn | 20-30μm | silvery | ≤160ºC | >96hr | >500hr | >72hr | good |
epoxy | 10-30μm | black | ≤120ºC | >48hr | >500hr | >96hr | excellent |
Phosphating | 1-3μm | Black gray | bad | ||||
Ni-Au | 10-20μm | Golden | >96hr | >500hr | >72hr | excellent |