Colorful passivation agent of zinc without chrome,Color Passivation Solution,Environment-friendly passivating agent

Colorful passivation agent of zinc without chrome,Color Passivation Solution,Environment-friendly passivating agent

First, the product code: Q / YS.505 (Yi Shun brand)

Second, the product uses and features:

This product is environment-friendly and non-toxic, non-chrome. After the product is treated, the chromium-free color passivation film is formed on the surface of zinc coating, which can obviously improve the testing time of salt spray of zinc coating (> 96 hours)

Third, product index:

1, transparent light yellow liquid, odorless

2, PH value> 4

3, the proportion of> 1.0

4, the product does not meet any heavy metal elements such as Cr

Fourth, the use of methods:

1, zinc layer of light: with 3% nitric acid solution immediately after 3 seconds washed with water.

2, galvanized layer of colorful passivation: The product is added to 1 times the water, heated to 60 ℃ -70 ℃, and then the light after galvanized pieces into the working fluid, about 10-20 seconds after taking out the galvanized Pieces.

3, closed after washing

4,50 ℃ drying.

Other processing：、Environmental degreer and rust remover、Copper colored chocolate、Electroless plating of real gold on copper surface、Strong oil stain removal agent、Copper、chromium and nickel stripping agent、Metal coloring agent