Sintered NdFeB
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Coating Description of sintered NdFeB

Photo

Coating type

Coating thickness

Coating Color

PCT

SST

Characteristic

Blue and white Zn

4-8 micron

Blue and white


24-48 hours

General protection for most products

Color Zn

4-8 micron

Colorful


48-72 hours

SST Resistance

NiCuNi

10-20 micron

Silver

48-72 hours

24-72 hours

SST Resistance, Heat and humidity resistance

Chemical Ni

10-30 micron

Silver

>72 hours

>96 hours

SST Resistance, Heat and humidity resistance

Black Ni

10-20 micron

Bright black

>72 hours

48-96 hours

SST Resistance, Heat and humidity resistance

Sn

10-25 micron

Silver

>48 hours

36-72 hours

SST Resistance, Heat and humidity resistance

Epoxy

10-30 micron

Black or gray


72-108 hours

SST Resistance, Heat and humidity resistance, Good bonding

NiCu +Epoxy

20-40 micron

Black or gray


>72 hours

SST Resistance

Ni + Epoxy

20-40 micron

Black or gray


>72 hours

SST Resistance

Phosphating / passivation

<1 micron

Dark gray


Within 2.5 hours

Temporary protection

Everlube

8-20 micron

Yellow

>72 hours

>96 hours

SST Resistance, Good bonding

NiCuNi+24K Gold

10-15 micron

Gold

>48 hours

>12 hours

Bright and beautiful

Vacuum Al

5-30 micron

Silver

200 hours

>100 hours

SST Resistance

Al + Epoxy

15-30 micron

Black or gray

200 hours

>200 hours

SST Resistance

Note:
1) SST: 35±1℃, 5% Nacl liquid, PH: 6.5-7.2, 1-2ml Salt spray continuously X hours.
2) PCT: 120℃, 2 Atmospheric pressure, 95-100% humidity, continuous X hours.