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

Kukdo Chemical KD-404J Epoxy Resin

Kukdo KD-404J is an ultra-low viscosity fast-cure solid bisphenol A epoxy resin in KD series, designed for high-performance powder coating systems of precision components. It is white bead-like solid with ultra-low melt viscosity, uniform thin coating, high film flatness, excellent chemical resistance, strong substrate adhesion, ideal for precision industrial coating.

Features Of Kukdo Chemical KD-404J Epoxy Resin

  • Ultra-low melt viscosity - Melt viscosity ≤20mPa·s, enabling precision thin coating below 50μm with uniform and non-sagging film

  • Fast curing & high efficiency - Curing cycle shortened by 30%, improving production efficiency of precision component coating

  • High flatness film formation - Film surface roughness ≤0.8μm, combining decoration and protection performance

  • Strong substrate adhesion - 0-grade adhesion to precision metal substrates, firm bonding without peeling

  • Wide additive compatibility - Good adaptability with curing agents, leveling agents, flexible formula adjustment

Typical Applications Of Kukdo Chemical KD-404J Epoxy Resin

  • Precision electronic accessories - Protective coating of connectors, sensors and other electronic precision components

  • Medical device accessories - High-performance protective coating of medical metal precision components

  • Aerospace precision parts - Thin-coating protection of small aerospace precision metal parts

  • Precision mold coating - Chemical corrosion resistant protective coating of small precision molds

  • High-end hardware ornaments - High-flatness decorative protective coating of high-end hardware ornaments

Specifications Of Kukdo Chemical KD-404J Epoxy Resin

Chemical CategoryBisphenol A Epoxy Resin
Epoxy Equivalent (g/mol)215-245
Softening Point (℃)70-80
Melt Viscosity (150℃, mPa·s)≤20
Gel Time (180℃, sec)30-50
Volatile Content (%)≤0.2
Film Roughness (μm)≤0.8
Impact Resistance (kg·cm)≥50
Adhesion (Grade)0
Curing Temperature (℃)160-180
Curing Time (min)8-12


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