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

KUKDO SM-690 Epoxy Resin

KUKDO SM-690 is a high-performance bisphenol-A epoxy resin from the KUKDO SM series, offering excellent adhesion, chemical resistance and thermal stability for composites, coatings and electrical encapsulation applications. It features low viscosity, superior mechanical strength and reliable curing compatibility with standard amine or anhydride hardeners.
  • kukdo sm 690 epoxy resin_aa269bfa
  • kukdo sm 690 epoxy resin_aa269bfa

Features Of KUKDO SM-690 Epoxy Resin

  1. Highly reactive liquid bisphenol-A epoxy resin with excellent flow and wetting characteristics.

  2. Low viscosity enables easy processing in casting, impregnation, and filament winding applications.

  3. Superior adhesion to metals, composites, and fiber reinforcements without requiring surface priming.

  4. Good thermal stability and chemical resistance after proper curing with amine or anhydride hardeners.

  5. Consistent batch-to-batch quality compliant with ISO 9001 manufacturing standards.

Typical Applications Of KUKDO SM-690 Epoxy Resin

  1. Electrical insulation systems for transformers, reactors, and high-voltage bushings.

  2. Structural composite matrices in wind turbine blades and aerospace secondary components.

  3. Encapsulation and potting of power electronics and LED modules.

  4. Filament-wound pressure vessels and corrosion-resistant piping systems.

  5. High-performance adhesive formulations for metal-to-metal and metal-to-composite bonding.

Specifications Of KUKDO SM-690 Epoxy Resin

Chemical TypeLiquid Bisphenol-A Epoxy Resin
Product FormClear to pale yellow viscous liquid
AppearanceTransparent, slightly yellow, homogeneous
Epoxy Equivalent Weight (EEW)185–195 g/eq
Viscosity at 25°C12,000–16,000 cP
Softening PointNot applicable (liquid at room temperature)
Chloride Content≤ 500 ppm
Volatiles Content≤ 0.3 wt%


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