Inferior brass blackening pretreatment agent Inferior brass blackinng pretreatment additon agent

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The treatment agent before inferior brass blackening

First, the product code: Q / YS.1224 (Yi Shun brand)

Second, the product advantages and uses: This product is suitable for more than H50 non-standard lead-tin low-density non-standard brass before blackening treatment, after the treatment of inferior non-standard brass, blackening in the next step in the process, You can get a uniform and dark film, while the agent can also greatly improve the binding of the black film. If you do not deal with this product, poor quality non-standard brass can not get dark and uniform oxide film. This product is environmentally friendly odorless, suitable for lead brass, tin brass and other non-standard inferior brass. Widely used in optical instruments parts, accessories.

Third, product index:

1,This product has two components: pre-treatment agent and additives composed of two parts. In addition have film removal agent.

2,Specific gravity> 1.0  PH value <7.0

3,Odorless and colorless.

Fourth, the use of methods: black brass in poor quality pre-treatment agent by adding 3-4% of additives. After heating to 35-45 ℃, the degreasing brass pieces immersed in the pretreatment liquid, about 1-2 minutes, then remove the membrane, washed with water. Finally enter Q / YS.122 Brass special black agent, soak 3-5 minutes, you can get a uniform and dark oxide film.

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. 

Packaging:25kg/drum

Delivery time:The same day

As a high-tech company,Guang Zhou YIShun Chemical Co.,Ltd. is specialize in researching,developing,manufacturing and selling chemical products like metal surface treatment chemicals, liquid for metal industry, industrial cleaning agent and chemical product,which is also qualified to offer tailored solution for clients concerninig the chemical products mentioned above.
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