Acid & Alkali Resistance
DY-13
High-Temperature Flue-Gas Anti-Corrosion Coating
Heavy-duty coating for flue-gas, desulfurization and process environments with combined acid and particle exposure.
What problem does it solve?
Protection matched to the operating condition.
A two-component phenolic-modified epoxy system with silicon carbide, ceramic powder, graphite and corrosion-inhibiting fillers for flue-gas equipment and process surfaces.
Key benefits
Source-backed functional advantages
Acid and alkali resistance
Adhesion to multiple compatible substrate types
Wear resistance from ceramic and graphite fillers
Typical applications
Where this product is discussed
Final suitability depends on actual substrate, temperature, chemical medium and operating conditions.
Industries
Power & Energy
Chemical & Fertilizer
Petrochemical & Refining
Steel
Equipment
Desulfurization tower
Scrubber
Cooling tower
Chimney and flue
Process tank
Areas
Metal
Concrete
Brickwork
Compatible FRP and ceramic surfaces
Conditions
Dry heat ≤250°C; source states 280°C limit
Wet heat or immersion ≤200°C
Identified acidic media
Technical parameters
DY-13 verified values
Only fields present in the reviewed product source are shown. Values must still be confirmed against the supplied batch label and project conditions.
AppearanceGrey, matt, smooth
Solid Content75%
Density1.8 g/ml
Mixing Ratio9:1 by weight (base:hardener)
Pot Life5-8 h
Recommended Dry Film Thickness70 μm in application section
Theoretical Coverage0.16 kg/m² at 70 μm
Touch Dry Time<2 h
Hard Dry Time24 h
Full Cure Time10 days
Hardness7H
AdhesionGrade 1
Source record: High-temperature flue-gas anti-corrosion coating / DY-13 source document
Application instructions
Construction sequence from the product source
Surface Preparation
Abrasive blast to Sa 2.5 with 30-60 μm roughness; local repair to St 3.
Application Environment
5-60°C; relative humidity ≤85%; substrate ≥3°C above dew point.
Mixing
Mix base and hardener at 9:1 by weight for 3-5 minutes.
Application Tools
Brush, roller, air spray or airless spray.
Curing
Touch dry <2 h, hard dry 24 h, full cure 10 days.
Precautions
Confirm gas composition, chemical medium, concentration, temperature and condensation conditions before selection.
Packaging & storage
Handling information
PackagingTwo-component, 20 kg/pail
StorageDry, cool area away from sunlight, heat and ignition sources; 5-40°C
Shelf Life12 months unopened
TransportMaintain 5-40°C
Technical documents
Documents supplied for project evaluation
TDS, SDS, MSDS, test reports and other project-related technical documents are available based on specific project requirements. Please contact us through WhatsApp.
Product consultation
Prepare the operating details.
Sending complete conditions helps narrow the system and construction approach.
Equipment TypeSubstrateOperating TemperatureCorrosive MediumMedium ConcentrationWear ConditionCurrent ProblemProject Country
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