Hanyang Chemical is the best and most experienced surface treatment
chemical manufacturer in Korea.
Clear type | Blue type | Black type | |
---|---|---|---|
Type | ZINCOT 20 | ZT-252 | ZINBLACK |
ZW | ZT-252P | ||
Z-1000 |
ZINCOT20
Excellent corrosion resistance
Stable and long bath life
Clear and bright appearance
ZW
Clear or yellow trivalent passivation for zinc
Excellent corrosion resistance
Working available at ordinary temperature
Z-1000
Applicable for hot dip zinc galvanizing
Excellent corrosion resistance
Clear and bright appearance
ZT-252
Clear and bright appearance
Easy to use (one package system)
ZT-252P
Excellent brightness
Contain fluorine
Easy to use (One pack system)
Shorter process period than ZT-252
ZINBLACK
Good appearance
Excellent corrosion resistance