Formula of blackening liquid for metal surface Adding blackening agent Aluminum rapid blackening agent

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Aluminum-blackening-agent                     Aluminum-sand-surface-agent

Aluminum-chromium-free-passivation-agent   Other Aluminum_process_series

  Aluminum blackening agent

1. Product number: Q/YS.207 (Yi Shun brand)

2. Range of application:

This product can be widely used for blackening of blunt aluminum, aluminum alloy, aluminum die casting, aluminum magnesium alloy surface. It make surface of the aluminum alloy form a layer of black compact oxide film. The film has a high corrosion resistance and excellent wear resistance. The black film is uniform and has a good decorative effect. Product is odorless, environment friendly, non-toxic and beneficial to the clean production.

3. Product index:

1) Light yellow (colorless) transparent liquid, odorless.

2) Proportion:1.02-1.04.

3) PH value: 6-8 neutral solution.

Note: pre-impregnated oxidant: specific gravity 1.1~1.15

4. Usage process

Degreasing, removing oil and removing oxide of aluminum→polishing and washing→Pre-treatment of A agent for 8-30 seconds at room temperature→washing→Pre-treatment of B agent for 8 seconds at room temperature→washing→Pre-treatment of A agent for 8 seconds at room temperature→Blackening agent is added 1 times of water at 90℃~100℃ for 5 minutes→washing→drying→finished product

5. Matters needing attention:

1)Blackening temperature is at 90℃~100℃, or heating with available electric heating tube.

2)Only if making pre-treatment before blackening, you can proceed to the next step, and at the same time the surface of the work piece should be uniform.

3) In order to keep the stability of black potion effect, supply 5%~10%of blackening agent solution.

4) The sediment of blackening at the bottom is cleaned up timely.

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.
YiShun Chemical will strive to grow into the most innovative and professional chemical company, aimed at creating solution and orientation,product and service in higher level continuously for various industries as well as driving chemical industry accomplish striking achievements increasingly.
YiShun Chemical has been regarding “Environment-friendly YiShun and Green Home” as its health development strategy,”Environment Protection and Green” as its guidance for product research and production,”Top-grade,Refined, Advanced and Specialized” as its conception for chemical product development, and perfecting its innovative system, improving its capacity for sustainable growth unceasingly, striking to create social value continuously and be a leader in chemical industry for environment production.