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

Changchun BE188EL Curing Agent

Changchun BE188EL Curing Agent is a high-performance aliphatic amine-based epoxy hardener from Changchun’s BE series, offering rapid curing at room temperature, excellent flexibility, low viscosity, and superior adhesion to composites and coatings—ideal for wind blade manufacturing, structural bonding, and industrial composites applications.
  • changchun be188el curing agent_b384fc19
  • changchun be188el curing agent_b384fc19

Features Of Changchun BE188EL Curing Agent

  1. High reactivity with epoxy resins, enabling rapid gelation and reduced cycle times.

  2. Excellent low-temperature curing performance down to 5°C without external heat input.

  3. Low viscosity (200–400 mPa·s at 25°C) for easy metering, mixing, and deep-section penetration.

  4. Superior chemical resistance in cured systems, particularly against alkalis and mild solvents.

  5. Non-halogenated formulation compliant with RoHS and REACH regulatory requirements.

Typical Applications Of Changchun BE188EL Curing Agent

  1. Electrical potting and encapsulation of sensors, transformers, and PCB assemblies.

  2. Structural adhesive formulations for automotive composite bonding and under-hood components.

  3. Wind turbine blade root joint adhesives requiring fast ambient-cure capability.

  4. Repair mortars and grouts for industrial concrete and metal substrates.

Specifications Of Changchun BE188EL Curing Agent

Chemical TypeAliphatic amine adduct
Product FormLiquid
AppearancePale yellow to amber clear liquid
Density (25°C)0.92–0.96 g/cm³
Viscosity (25°C)200–400 mPa·s
Amine Value220–250 mg KOH/g
Primary ApplicationsEpoxy-based potting, encapsulation, adhesives, and repair compounds
Key FeaturesAmbient-cure, low odor, non-crystallizing, moisture-tolerant


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