We have specialized in black oxide for over twenty five years.
Black oxide coating near me.
With over 100 years of combined experience our management team focuses on one priority.
Black oxide is a conversion coating formed by a chemical reaction formed when parts are dipped into an alkaline salt solution.
The reaction between the iron of the ferrous alloy and the hot oxide bath produces a magnitite fe o4 on the actual surface of the part.
Was the first metal finishing and fastener sorting company in the u s.
With almost 30 years experience in plating and passivating processes we are confident you will be satisfied with our exceptional workmanship and unmatched turnaround time.
L l metal finishing is the leading black oxide plating shop in southeastern wisconsin.
Other names for black oxide are.
If rust or scale is present on the part additional steps such as acid pickling or alkaline de scaling may have to be added before oxiding.
Expect total customer satisfaction.
A black oxide conversion coating is applied to ferrous alloys when oxidizing salts react with the iron to form magnetite fe 3 o 4 the black oxide of iron.
Is the largest black oxide shop in the continental united states.
To receive iso 14001 certification.
Black oxide does not effect the dimension of the part.
For over a decade k j finishing formerly northern illinois metal finishing has been a constant force in the finishing industry providing quality plating solutions on time and on budget.
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Black oxide is a conversion coating formed by a chemical reaction produced when parts are immersed in the alkaline aqueous salt solution operated at approximately 285 degrees f.
Though standard black oxide is set up for steel it can be done on other substrates including stainless steel copper and brass among others.
Machining polishing buffing line graining and abrasive blast all play an important part in achieving a desired shade or.
Offers several different types of metal finishings and coatings to suit the needs of our customers.
The black oxide is a true conversion coating converting iron to the naturally occurring black iron oxide compound called magnetite.
Black oxide coating process applies to ferrous non ferrous brass and copper alloy.
