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Low Viscosity Epoxy Curing Agent DH-3239 Amine Hardener for Self-Leveling Floors

Low Viscosity Epoxy Curing Agent DH-3239 Amine Hardener for Self-Leveling Floors

Brand Name: DAHUA
Model Number: DH-3239
MOQ: 2000
Price: 2.6-3USD/KG
Packaging Details: 200kg/Drum
Payment Terms: T/T
Detail Information
Place of Origin:
China
Appearance:
Colorless
Net Weight:
200KG/Drum
Shelf Life:
0-35℃ With Sealing 24 Months
Application:
Industrial Floor Coating, Self-leveling Electronic Potting Epoxy Compounds
Amine Value:
270-290 Mg KOH/g
Viscosity:
300-500 MPa﹕s At 25℃
Highlight:

Low Viscosity Self-Leveling Formulation

,

Amine Blushing Free System

,

200kg Drum Factory Supply

Product Description
Low Viscosity Epoxy Curing Agent DH-3239 Hardener

DH-3239 is a solvent-free cycloaliphatic amine hardener designed for self-leveling epoxy floor systems. Its viscosity of 300-500 mPa﹥s at 25℃ delivers outstanding flow and rapid deaeration, producing smooth, pore-free surfaces. The hardener is free of nonyl phenol and resists amine blushing, keeping the finished floor glossy and uniform.

Product Specifications
PropertyUnitValue
Model-DH-3239
Color-Gardner color; ≤2
Appearance-Colorless
ViscositmPa﹥s (25℃)300-500
Amine Valuemg KOH/g270-290
AHEWg/mol98
PHREEW ~ 190 g/eq100:50
Densityg/cm3 (25℃)0.98
Packing-200kg drum
Typical Performance
Pot life (LER EEW~190) 100g25℃30-50min
Phase II/III with 200μ wet film thickness25℃3-4 hours
Phase II/III with 200μ wet film thickness25℃18-24 hours
Phase II/III with 800μ wet film thickness25℃4-5 hours
Phase II/III with 800μ wet film thickness25℃24-32 hours
Key Applications
  • Self-leveling epoxy floor coatings
  • Screed and trowel-applied floor systems
  • Epoxy mortar and repair compounds
  • Decorative seamless flooring
Product Characteristics
  • Low viscosity for superior leveling and air release
  • High gloss finish without amine blushing
  • Good chemical resistance for industrial floors
  • Strong adhesion to concrete substrates
  • Nonyl phenol free formulation
Product Gallery
Frequently Asked Questions
What is the recommended mixing ratio of DH-3239 with epoxy resin?
The recommended ratio is 100 parts liquid epoxy resin to 50 parts DH-3239 by weight when the resin EEW is about 190 g/eq. Adjust proportionally for resins with different epoxy equivalent weights.
How long is the pot life of DH-3239 at 25℃?
The usable time of a 100g mix is around 30-50 minutes at 25℃. For large-area projects, prepare material in smaller batches to stay within the open time.
Can DH-3239 be used in self-leveling floor coating systems?
Yes. Its viscosity of 300-500 mPa﹥s allows excellent flow and leveling, producing smooth, bubble-free surfaces in self-leveling epoxy floors. It is one of the most common uses of this hardener.
Does DH-3239 cause amine blushing or water spotting?
The modified cycloaliphatic structure of DH-3239 prevents amine exudation and water spotting, so the coating surface remains clean and uniform after cure.
What is the shelf life and how should DH-3239 be stored?
Sealed in its original container at 0-35℃, DH-3239 keeps for 24 months. Keep drums tightly closed and away from direct sunlight and moisture.
What packaging options are available for DH-3239?
The standard package is a 200kg drum. We also support flexible packaging configurations for bulk purchasing and export shipment.