Component:
Composed by pre-polymer containing hydroxyl resin and polyisocyanate, pigment, filler, platicizer, catalyst, additive, solvent, etc. Two-component (A and B) package.

Application:
Inter-coat of anticorrosion layer, increasing blocking and corrosion prevention.

Properties:
Excellent barrier property, and anticorrosion, fast drying, oil resistant, good interlayer adhesion between primer and topcoat.

Physical Parameter:
Color: Brown

Specific Gravity: Approx. 1.38 kg/L

Theoretic Dosage: 0.125 kg/m2

Storage:  Component A: 1 year, Component B: 6 months

Film Thickness: WFT: 90μm    DFT:  40μm

Flash Point: Component A: 29℃, component B: 30℃

Drying Time: 25℃,  Dust-Free: ≤2 h,  Hard Drying: ≤24 h, Fully Curing: 7 d

Application Parameter:
Formula Ratio: Component A：Component B=4：1 

Curing Time: 25 ℃, 20 min

Pot Life: 25 ℃, 8 h

Coating Method: High-pressure airless spray, hand brushing, roll coating. 

Diluent/Dilution Ratio: 105 polyurethane coatings diluent, <5%

Coating Interval: 0℃, Min. 4 h,  Max. 3 d; 25℃, Min. 2 h, Max.2 d; 35℃, Min. 1 h,  Max. 36 h.

Surface Treatment: Impact cleaning or sand blasting of steel surface till qualified Sa 2.5, or hand cleaning and kinetic machine de-rusting till to St 3 Standard of Sweden. 

Recommended Layers: One layer by high-pressure spray or two layers by hand brushing, 60~80μm DFT

Pre-Coat Accessory Coatings: S53-81 polyurethane iron red antirust paint, E06 inorganic zinc rich primer, H06 epoxy zinc rich primer.

Post-Coat Accessory Coatings: S52 polyurethane topcoat.

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