China N40 Irregular High Performance NdFeB Magnet Filled by Wireless Flash Filling, Find details about China NdFeB Magnets, Irregular Magnet from N40 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 |