Zinc chrome-free colorful passivation 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.
Our services
Order Guangzhou YiShun Chemical Company's products, you will have the following technical support: 1, selection of professional engineers. 2, phone detailed understanding.3, video demo. 4, live demonstrations. 5, site service.6, special technology R & D and preparation. 7, continue to follow the sale.
