Zinc nickel alloy silver white passivation agent

  Zn-325 is suitable for trivalent chromium silver-white passivation of zinc-nickel alloys, with good corrosion resistance<br>   It is suitable for the passivation of alkaline or acid zinc-nickel layer, both rack plating and barrel plating. The resulting bright passivation layer is high temperature resistant and can support one hour at 120℃.

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Appendix

Product Description

Product Name: Zinc-nickel alloy trivalent chromium silver white passivation agent Packing specification: 25kg/barrel
Product appearance: blue-gray liquid PH value: 3.0-3.5
Specific gravity: 1.00-1.05 Solubility in water: all   dissolved
Storage method: Ventilated and dry place Shelf life: 2 years

Instructions for use

Zn-325

80-100ml/L

Temperature

25-35℃

Time

20-60 seconds

PH value

3.8-4.2

Stir

Mechanical stirring or air stirring

Drying

60-80℃ 10-25 minutes


Product features

 

1

Does not contain

hexavalent chromium,

lead, cadmium and

other harmful heavy

metals

Green products, through SGS product

testing and certification, in line with ROHS,

ELV regulatory requirements, suitable for

European and American export orders

  SGS product

2

passivation film

 

 

Can obtain silvery

white bright

passivation film

The film is dense and strong, with good anti-collision and scratch resistance;

suitable for auto parts products with

hardness and wear resistance

requirements

3

Excellent corrosion

Resistance

Adding nano-sealing agent to the

product has good anti-rust ability.

When the thickness of the coating is

≥5-8 microns, the resistance to

NSS>240 hours can meet the functional requirements of auto parts

  Excellent corrosion

4

temperature resistance

Good temperature

resistanceGood

temperature resistance

The passivation film is baked at a

temperature of 120°C, the appearance

is rarely changed, and its NSS resistance

can still exceed 240 hours

5

High impurity

Tolerance

High tolerance to metal impurities in

the passivation working fluid, zinc>7g,

iron>100mg,can reduce the time of

production shutdown and the loss of

the passivator, and save costs

  resistance

6

High tolerance

 

 

Easy operation

Single composition,easy to use,easy to manage

Scope of application

Scope of application

About us

Qualification strength

R & D strength

Cooperation brand

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 engineering research center for electroplating additive.Therefore, it can meet all kinds of customized requirements proposed by customers.

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