| Type | Salt Spray Testing | PCT Testing | Thickness |
| ?Blue white zinc trivalent chromium Blue ZN3+ | 24~48hours | 5~8um | |
| ?Color zinc trivalent chromium Color ZN 3+ |
72hours | 5~8um | |
| Color zinc trivalent chromium Color ZN 6+ |
96hours | 5~8um | |
| White zinc | 1~2hours | 5~8um | |
| Normal roll coating (Ni,NiCuNi,Black Ni,Cr,Au,Sliver) |
24~48hours | 24~48hours | 12~20um |
| Increase roll coating (Ni,NiCuNi,Black Ni,Cr,Au,Sliver) |
72~96hours | 72~96hours | 15~25um |
| Normal hang coating (Ni,NiCuNi,Black Ni,Cr,Au,Sliver) |
12~18hours | 24~36hours | 20~30um |
| Increase hang coating (Ni,NiCuNi,Black Ni,Cr,Au,Sliver) |
24~36hours | 48~72hours | 25~40um |
| Roll coating(Ni+Sn) | 48~72hours | 48~72hours | 15~25um |
| Hang coating(Ni+Sn) | 24~48hours | 24~48hours | 23~33um |
| EPOXY | 72~120hours | 10~20um | |
| NI+EPOXY | 96~150hours | 72~120hours | 20~40um |
| ZN+EPOXY | 96~150hours | 15~25um |
Black Ni Coaitng
Phosphating Coating
Au Coating
Black Epoxy Coating
Blue and White Zn Coating
Cr Coating
Silver Coating
Colour Zn Coating
