钕铁硼的镀层

钕铁硼的各种镀层

Surface Coating Thickness
(Microns)
Color Resistance
Passivation   1 Silver Grey Temporary Protection
Nickel Ni+Ni 10--20 Bright Silver Excellnet Against Humidity
Ni+Cu+Ni
Zinc Zn 8--20 Bright Blue Good Against Salt Spray
C-Zn Shinny Color Excellnet Against Salt Spary
Tin Ni+Cu+Sn 15--20 Silver Superior Against Humidity
Gold Ni+Cu+Au 10--20 Gold Superior Against Humidity
Copper Ni+Cu 10--20 Gold Temporary Protection
Epoxy Epoxy 15--25 Black,Red,Grey Excellent Against Humidity
& Salt Spary
Ni+Cu+Epoxy
Zn+Epoxy
Chemical Ni 10--20 Silver Grey Excellent Against Humidity
Parylene Parylene 5--20 Grey Excellent Against Humidity,Salt Spray. Superior Against Solvents,

Gases, Fungi and Bacteria. FDA Approved.