HL52-1 epoxy coal asphalt underground pipe anti-corrosion coating (bottom / topcoat, two-component)

 

Color: Primer, Brown Black, Topcoat: Black

 

Composition: composed of epoxy resin, coal tar pitch, rust-proof filler, solvent, curing agent and other components, sub-A two-component packaging, B-based primer for the general curing agent.

 

Features: The paint film has excellent anti-rust and chemical resistance to corrosive, good physical and mechanical properties, strong adhesion, tough film, wear, water, salt spray performance, in the buried pipe wall It has excellent electrical insulation, water resistance, antimicrobial erosion, anti-stray current, temperature fusion and so on, and it is excellent in the performance of the glass cloth.

 

Design Uses: Used in underground pipes, pier steel column, container wall, buried pipe outer wall, liquid tank inner wall and floor, underwater and dry and wet alternating environment of steel structure and underwater engineering steel structure, concrete corrosion.

 

Gloss: no light

 

Theoretical dosage: the bottom paint 180 grams / square meter

 

 

Painting method: brushing, roller coating, spraying

 

Proportion: A component (paint): B component (curing agent) = 100: 15 (weight ratio)

 

Aging time: 23 ± 2 ℃: A and B components after mixing to be cooked for 0.5-1 hours before use

 

Drying time: 23 ± 2 ℃: dry surface ≤ 0.5 hours hard work ≤ 24 hours fully cured 7 days

 

Maximum temperature: 10 ° C, minimum 12 hours, up to 4 days; 23 ± 2 ° C: minimum 10 hours, up to 3 days; 35 ° C: minimum 6 hours, up to 2 days

 

Painting Road: Recommended Primer: painted 2 Road, finish 2 Road, if necessary, plus glass cloth to strengthen.

 

Surface treatment: steel surface by shot blasting or sandblasting and other methods to deal with the Swedish standard Sa2.5 level, or manual and power tools derusting St3 level.

 

Diluent: X-7 epoxy diluent dosage less than 5%

 

Shelf life: twelve months