Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Kukdo Chemical 651D Polyamide Epoxy Curing Agent

Kukdo Chemical 651D is a polyamide-epoxy curing agent offering excellent flexibility, adhesion and corrosion resistance for industrial coatings and marine applications; it enables ambient-cure formulations with balanced pot life and film performance.
  • kukdo chemical 651d polyamide epoxy curing agent_fe688b0c
  • kukdo chemical 651d polyamide epoxy curing agent_fe688b0c

Features Of Kukdo Chemical 651D Polyamide Epoxy Curing Agent

  1. Excellent flexibility and impact resistance in cured epoxy systems.

  2. Low viscosity enables easy handling, mixing, and improved wetting of substrates.

  3. Good chemical resistance to alkalis, solvents, and mild acids after full cure.

  4. Extended pot life at ambient temperatures for improved processing window.

  5. Low toxicity profile and reduced amine blush tendency compared to conventional aliphatic amines.

Typical Applications Of Kukdo Chemical 651D Polyamide Epoxy Curing Agent

  1. Protective coatings for steel structures in marine and industrial environments.

  2. Heavy-duty floor coatings in warehouses, factories, and parking facilities.

  3. Adhesives and structural bonding compounds for metal-to-metal and metal-to-composite assemblies.

  4. Electrical encapsulation and insulating varnishes for transformers and motors.

  5. Repair mortars and grouts requiring high adhesion and moisture tolerance.

Specifications Of Kukdo Chemical 651D Polyamide Epoxy Curing Agent

Chemical TypePolyamide adduct (derived from dimerized fatty acids and polyamines)
Product FormLiquid
AppearanceAmber to light brown transparent liquid
Viscosity (25°C)2,000–4,000 cP
Amine Value180–220 mg KOH/g
Reactive Amine Hydrogen Equivalent Weight~230–270 g/eq
Density (25°C)0.95–0.99 g/cm³
Storage Stability12 months in unopened original container at 5–30°C


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