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Epoxy zinc - rich primer product advantages analysis

Author:    Date:2017-6-15 17:30:35

Epoxy zinc-rich primer is a harsh corrosion environment of steel structure anti-corrosion coating system commonly used anti-corrosion matching primer, as the market mainstream long life heavy anti-corrosion coating supporting system will be in the future quite Long period of time has been widely used. The product corrosion resistance is excellent, good mechanical properties, strong adhesion, with conductive and cathodic protection. A film in 75um or more, can be used as workshop pre-primer primer. The thick film in the 15-25um when the welding does not affect the welding performance, this product can also be used as a variety of pipe, gas cabinet anti-rust primer use. Zinc-zinc primer in the zinc powder plus some of the characteristics of their own binder, making the construction of the post-coating will be some unique construction problems, this time the experience and level of painting workers is quite important. And zinc-rich primer according to the use of different adhesives are divided into organic zinc-rich primer and inorganic zinc-rich primer two categories, inorganic zinc-rich primer a silicate as a binder, organic zinc-rich primer With epoxy, polyurethane, acrylic and other compounds as a binder. Epoxy zinc-rich paint is usually used in the blasting of bare steel and hand rust effect is better (cleanliness, roughness both convenient are qualified) steel surface, epoxy zinc-rich paint should be used as a direct coating with steel The first primer of the structure is suitable for use, and other coatings or other preservative processes such as (phosphating treatment, etc.) should not be used between the zinc-rich primer and the steel structure. And the treatment of metal surface requirements of the strict, there are oil, rust and impurities not only affect the adhesion of the coating, but also impede the coating and the effective contact with the metal, must be used in outdoor use finish, due to epoxy resin intolerance Sun, ultraviolet paint will make the epoxy paint http://www.hnsenta.com/ powder, the loss of the protection of steel structure.

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