Wuhan Fengfan International Trade Co.,Ltd. 86-27-85615818 info@fengfan.net
Trivalent Chromium Post Treatment Chemicals Black Passivator For Zinc Plating

Trivalent Chromium Post Treatment Chemicals Black Passivator For Zinc Plating

  • High Light

    Trivalent Chromium Post Treatment Chemicals

    ,

    Trivalent Chromium Black Passivator

    ,

    Black Passivator For Zinc Plating

  • Type
    Zinc Plating Passivator
  • Use
    Trivalent Chromium Black Passivator
  • Place of Origin
    CHINA
  • Brand Name
    FENGFAN
  • Model Number
    POWER 912

Trivalent Chromium Post Treatment Chemicals Black Passivator For Zinc Plating

Trivalent chromium black passivator ; Black passivator for zinc plating ; POWER 912

 

 

. Does not contain hexavalent chromium, trivalent chromium black passivator for zinc plating.

. Corrosion resistance (NSS) is the same as the hexavalent chromium phosphate series.

.The appearance is a black film with almost no multicolored interference colors

.Wastewater treatment is simple, only normal neutralization treatment is required.

.It is suitable for alkaline rack plating and barrel plating, acid barrel plating,

.The passivated surface of large workpieces is not colorful and has no flow marks. The salt spray

test can reach 240 hours.

 

 

TECHNIC FORMULA

 

 

 

 

Operating Condition

Items Standard Range
  Racking plating
POWER912N1A 80mL/L(60~140mL/L)
POWER 912B 40mL/L(25~75mL/L)
pH (2.0~ 2.5)
Temperature 25℃(15~30℃)
Time 90s(60~120seconds)
Activation,Nitric acid(67.5%) 5mL/L(3~10mL/L)