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

Sanho Chemical KINGMIDE-300 Epoxy Curing Agent

Sanho Chemical KINGMIDE-300 is a high-performance epoxy curing agent designed for aerospace and composite applications. It delivers rapid ambient-cure kinetics, excellent adhesion, low viscosity, and superior thermal/mechanical properties. Compatible with standard DGEBA resins, it enables high-gloss finishes and extended pot life—ideal for filament winding, pultrusion, and structural bonding in demanding industrial environments.
  • sanho chemical kingmide 300 epoxy curing agent_19f02731
  • sanho chemical kingmide 300 epoxy curing agent_19f02731

Features Of Sanho Chemical KINGMIDE-300 Epoxy Curing Agent

  1. Low-viscosity liquid formulation enabling excellent mixing and processing with standard epoxy resins.

  2. Fast-reacting aliphatic amine-based chemistry delivering rapid gel time and early strength development.

  3. Excellent adhesion to metals, concrete, and composite substrates without requiring surface priming.

  4. Low exotherm profile suitable for thick-section casting and large-area coating applications.

  5. Compliant with REACH and RoHS directives; free of formaldehyde, heavy metals, and volatile organic compounds (VOCs).

Typical Applications Of Sanho Chemical KINGMIDE-300 Epoxy Curing Agent

  1. Structural adhesives for automotive and aerospace assembly.

  2. High-performance flooring systems in industrial and pharmaceutical cleanrooms.

  3. Electrical potting and encapsulation of transformers, sensors, and power modules.

  4. Repair mortars and grouts for civil infrastructure rehabilitation.

  5. Composite matrix resin systems for wind turbine blades and marine components.

Specifications Of Sanho Chemical KINGMIDE-300 Epoxy Curing Agent

Chemical TypeAliphatic polyamine adduct
Product FormLiquid
AppearancePale yellow to amber clear liquid
Density (25°C)0.92–0.96 g/cm³
Viscosity (25°C)180–240 mPa·s
Amine Value380–420 mg KOH/g
Reactivity (with DGEBA epoxy)Gel time: 15–25 min at 25°C
Storage Stability12 months in sealed container at 5–25°C


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