7 Kinds Of Coating For Magnet

Ni

10-30um

Silver

250

48hrs

72hrs

Excellent environmental suitability, suitable for cleanroom.

NiNiNi

NiCuNi

Ni-Sn

10-30um

Semi-bright silver

160

48hrs

72hrs

Excellent envirommental suitability with good conductivity, suitable for electronic equipment.

Zn

8-15um

Silver

160

–

24hrs

Good environmental suitability for most cases. Rainbow Zinc is the best one in Zinc electroplating.

White blue

Rainbow

Au

10-20um

Golden

250

48hrs

192hrs

Used in electronic equipment and accessories.

IVD Al

8-30um

Silver

400

48hrs

192hrs

Excellent environmental suitability with good adhesion.

Epoxy

8-15um

Dark grey

120

24hrs

72hrs

Salt spray and humidity resistance.

Phosphating

–

Light grey

–

–

–

Short term anti-corrosion transportation and storage.