Document 5BrnJ5b0G1qnkwMVEKRBE4e8
Science reveals, why Red Lead is the "stand ard" metal protective paint.
One factor is its ability to halt electro chemical activity -- the fundamental cause of rusting.
In this electro-chemical action, weak cur rents are generated, because of chemical and physical differences in the metal, as well as load differences in environment. As a result, the iron gioes into solution and rusting, is promoted.
These electro-cfiemical conditions are al ways present; but Red Lead eliminates their harmful effects.
Here's how: Red Lead possesses unique properties which enable it rapidly to convert the iron solubles into stable compounds. This forms a tightly adherent, protective film 'lo cated at the interface of the metal and the Red Lead coating {see diagram).
Tfie Hint that halts caimton: This diagram, shows the protective shield, located at the interface of the metal and paint film.
This film, so thin it cannot be seen by the eye, is in direct contact with the metal. It effectively inhibits electro-chemical action, and the consequent corrosion of the metal.
Naturally, for continued protection, the film must remain unbroken.. Here again, in the same way. Red Lead heals any small breaks in the protective shield doe'to abrasive action or other causes. Thus, the metal remains in a rust-inhibited condition as long as Red Lead coats the surface.
Specify RES LEAD for ALL Metal Protective Paints
The rust-resistant properties of Red Lead are so pronounced that it improves any metal pro tective, paint. So, no matter what price you pay, you'll get a better paint if it contains Bed Lead.
NATIONAL LEAD COMPANY: New York 6J Buffalo 3; Chlcseo 8: Cincinnati 3: Cleveland 13: St. Louis 1: San Francisco 10; Boston 6 (National Lead Co. of Mass.): Philadelphia T {John T. Leals & Bros. Ca.); PJUsbursh 30 (National Lead Co. of Pa.); Charleston 25, W. Ya, (Evans Lead Wvision).
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KD-4021B--Corrosion {Black-find White), August, 1947 Je