|
Zn |
|
4-10um |
|
24-48hrs |
|
Standalone coating with only one layer |
Motor magnets, automotive industries |
|
Ni-Cu-Ni |
|
15-25um |
48hrs |
48-72hrs |
|
Most common used coating, price beneficial, excellent against humidity |
Consumer goods, industries magnets, motors |
|
Ag |
Silver |
10-20um |
48-72hrs |
48-72hrs |
200 |
High electric conductive |
Electrical components |
|
Au |
Gold |
10-15um |
200 |
Excellent wear resistance, high hardness, corrosion resistance, high conductivity, the gold layer is very thin |
Decorative |
|
Cu |
Copper |
10-20um |
200 |
Slightly weaker abrasion and corrosion resistance than Ni-Cu-Ni |
|
Cr |
Bright |
10-20um |
200 |
Good abrasion & oxidation resistance, does not lose its shine in the atmosphere |
|
Everlube |
Yellow |
>=10um |
72-120hrs |
72hrs |
160 |
Superior ability of humid heat |
Speakers, Industrial magnets |
|
Epoxy |
Assorted Colors |
15-30um |
48hrs |
96-108hrs |
200 |
High-corrosion resistance and chemical resistance, not shock-resistance |
Linear motors, automotive, generators |
|
NiCuEpoxy |
Assorted Colors |
25 - 45um |
16 - 30hrs |
168 - 1000hrs |
200 |
|
Parylene |
Clear |
3-10um |
N/A |
24hrs |
150 |
High reliability, light weight, low coefficient of friction, high tensile, bio-compatible |
Military & aerospace, commercial |
|
Passivation |
Light Gray |
1-2 |
4-8hrs |
4-8hrs |
60 |
Temporary protection |
Usually used before over-molded or encased |
|
Teflon (PTFE) |
White |
>=0.5mm |
72-120hrs |
120hrs |
260 |
Non-stick, low coefficient of friction, non-wetting, high electrical strength, chemical resistance, 100% waterproof |
Medical, food & beverages |
|
Rubber |
Black |
~0.5mm |
N/A |
96 - 108hrs |
135 |
Excellent adhesion, abrasion and impact resistance |
Holding magnets |
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