APP-81 Packaging pipe anti corrosive primer


Chloroprene rubber, random packaging, anti rust pigment, filler, additive and solvent.


Excellent film adhesion, flexibility, corrosive resistance, water and insulation characteristics, resisting chemical, mold resistance, dry fast, paint easily.


It is suitable for metal and concrete pipes anti corrosive, which are used for industry, village, city buliding.

Physical Parameter:

Color: brown

Film Thickness: DFT: 40-50µm

Theoretic Dosage: 0.2-0.25 kg/2 

Drying Time: 23℃, Dust-Free: ≤1 h, Hard Drying: ≤24 h, Fully Curing: 7d 

Storage: 1 year,

Application Parameter:

Coating Method: Spraying, hand brushing, roll coating

Diluent/Dilution: APP packaging pipe anti-corrosive coating special diluent , <5%

Surface Treatment: Sand blasting must be made on surface of steel till qualified to Sa 2.5 or hand rust removing till qualified to St 3.

Post-Coat Accessory Coatings: APP packaging pipe anti-corrosive top coating. 

Suggest layers of Coatings: layer: 1-2, DFT 80-100µm

Coating Interval: 23℃, Min. 1 h; Max. 7d


The data in this Specification is derived from experiments and regarded as a guide for application. The title product is "only for only guarantee the quality of the said coating itself if it is used in fresh sectors. practical applications, and can be specialty application. Otherwise we other sectors undescribed herein or fresh sectors.

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