Tin Copper Parts room temperature Blackening agent,Acid Tin Copper blackening Agent,Rapid Blackening Liquid

Tin Copper Parts room temperature Blackening agent,Acid Tin Copper blackening Agent,Rapid Blackening Liquid

 First, the product code: Q / YS.143 (Yi Shun brand)

Second, product performance:

This product is widely used in a variety of copper alloys (bronze, brass, copper, etc.) at room temperature blackening, antique and anti-corrosion treatment, the operation without any smell, suitable for tin-copper assembly blackening.

Third, product index:

① PH value: 2 ~ 3.

② appearance: light blue transparent liquid, odorless.

Fourth, the use of instructions:

① product used at room temperature stock solution.

② the clean copper immersed in the black liquor for about 8-10 seconds, you can make copper and tin at the same time black.

③ after blackening the workpiece to be washed and air-dried.

④ you can also use scouring cloth sticky medicine wipe the test method black.

Fifth, note:

① product corrosion, careful not to contact with the skin.

② products to use plastic or stainless steel dress, do not use iron dress.

③ soaking time can not be too long, or affect the film binding.

Other processing：Chemical nickel plating liquid(copper/iron/lead substrate）、Dedicated copper plating liquid for aluminum、Chemical silver plating liquid (copper substrate)、Stainless steel chemical thicker liquid copper  plating、Copper rust remover and degreasing agent