Trivalent chromium blue zinc water
Zn-95 trivalent chromium blue zinc water
Zn- 95 three valence chromium blue zinc water is a specially galvanized companies to develop new environmentally friendly products, free of hexavalent chromium in the product does not contain fluoride, so that the production and processing of products in line with ROHS , ELV environmental regulations, Meet the export requirements, while the discharged wastewater meets the standard. Simple operation, uniform appearance and good corrosion resistance.
Features and uses
Single dosage form, wide operating range, wide PH range, can be operated from low temperature to normal temperature;
The passivation product has uniform color and is not easy to turn yellow when placed;
A blue film with uniform brightness and good corrosion resistance can be obtained;
The bath liquid has a long service life and economic operation cost;
Suitable for post passivation treatment of all galvanizing processes;
Passivation solution composition and operating conditions
project |
parameter |
A Zn - 95 three valence chromium blue zinc Water |
2 0 . 6 0 mL / liter |
temperature |
20 ~35 ℃ |
time |
10~ 60 seconds |
PH value |
1.8~ 3.0 |
Stir |
Mechanical stirring or air bubbling |
drying |
60~80 ℃ 10 ~ 25 minutes |
Maintenance management
Good drying and correct storage conditions after product passivation have a key influence on the detection of hexavalent chromium content in IEC-62321 . Section 9.1 of the IEC-62321 standard stipulates that the storage environment for test samples after passivation is within the range of relative humidity of 45~75% and temperature of 15~35 ℃.
Warm advice
In order to ensure that the best operating parameters of passivation liquid are maintained in continuous production, it is recommended to use automatic adding equipment,
For details, please consult our company's technical department.
FAQ
1. Q: Do you make the products yourself? Are you a trader or a manufacturer?
A: Yes, the products are produced by our company. Our company is a manufacturer focusing on the R&D and manufacturing of environmental protection electroplating additives. Our factory has 5000 square meters with an annual capacity of 15000 tons.
2. Q: Can your company send samples for trial?
A: We can provide samples for trial.
3. Q: What is the quality of your products?
A: Our company all products core raw materials is used by Germany BASF, American Dow Chemical and other international brand products. The production process is strictly in accordance with the ISO9001 quality management system, from the incoming inspection, product inspection, according to the strict inspection standard, ensure that every drop of products qualified. Product quality you can rest assured, like BYD, Huawei, Foxconn such enterprises are also using our products.
4. Q: How long is the shelf life of your products?
A: The shelf life of our products is two years. If you do not use up the products within a short time after you buy them, we suggest you store them in a cool place, not in the sun or in a high temperature environment.
5. Q: Are your products environmentally safe?
A: Our products have passed the SGS test and are recognized as "Green and Environment-friendly Promotion Products". Many auto parts and electronic products which use our products can pass the strict environmental protection test when they are exported to Europe and America. Therefore, we can be trusted in terms of environmental protection and safety.
6. Q: Can your company provide technical services?
A: Yes, our company has a technical service team of more than 10 people. The technical engineers all have more than 20 years' experience in electroplating factory. They can provide customers with comprehensive technical of pre-sales and after sales.
7. Q: Is it possible to visit your company?
A: Yes, of course. You are very welcome! We can meet you at Jieyang airport, If you can come to our city. Also you can visit our factory through live video.
8. Q: Can you customize products according to our needs?
A: Yes, our company has research and development strength, the product formula derived from Europe and the United States laboratory, European and American engineers technical support, work together with domestic universities. Our company has a member of Guangdong province expert enterprise workstation, Shantou university science and technology correspondent workstation, Jieyang city environmental protection e