Bright black high temperature steel blackening agent ，Blackening agent for metal parts ， steel rust-proof blackening agent ， stainless steel protective agent，Metal sealer ， High temperature blackening solution

Bright black high temperature steel blackening agent ，Blackening agent for metal parts ， steel rust-proof blackening agent ， stainless steel protective agent，Metal sealer ， High temperature blackening solution

First, the product code: Q / YS.310 (Yi Shun brand)

Second, product performance:

This product is suitable for all kinds of low carbon steel, carbon steel surface blackening treatment. Black film adhesion, uniform and shiny.

Third, product index:

① Thick paste body, shake evenly before use and pour out.

② Specific gravity> 1.2

③ 140-145 ℃ conditions, the original paste use.

Fourth, the use of methods:

①The steel blackening agent (Q / YS.310) fully shake evenly, if necessary, cover the bucket upside down repeated shaking evenly, and then remove the uniform blackening agent, heated to 140-145 ℃ on the electric furnace.

②Steel parts soaked in 20% hydrochloric acid rust 1- minutes, and then washed.

③Immediately immersed in the blackening agent 140-145 ℃, turning the workpiece from time to time.

④Black 5-10 minutes, remove the workpiece, immediately put into about 100 ℃ hot water, cleaning (in the middle do not stay, wash immediately).

⑤Immersed in 180 ℃ transformer oil, dehydration and sealing oil treatment.

⑥ Follow-up treatment.

Fifth, note:

① After degreasing rust iron pieces to be washed, immediately to black, the middle do not have to stay.

② Black 5-10 minutes later, use about 100 ℃ hot water immediately for cleaning, the middle do not have to stay.

③ If the pot of medicine precipitation, please stir well before use, does not affect the use of results.

④ Products are corrosive, please pay attention to protection work.

Other processing：Iron and steel surface treatment agent series、Aluminum Antique Agent、Cast Aluminum Cleaning Agent、Environmental protection chemical plating  nickel liquid (super-concentrated)、Brass dedicated blackening Agent