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

Weikai WH125 Curing Agent

Weikai WH125 Curing Agent is a high-performance aliphatic polyamine hardener from Weikai’s WH series, engineered for rapid curing of epoxy resins at ambient temperatures. It delivers excellent chemical resistance, low viscosity, and superior adhesion to metals and composites—ideal for coatings, adhesives, and composite laminates in demanding industrial applications.
  • weikai wh125 curing agent_4576bec7
  • weikai wh125 curing agent_4576bec7

Features Of Weikai WH125 Curing Agent

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

  2. Excellent chemical resistance in cured systems, particularly against alkalis and solvents.

  3. Low volatility and minimal odor, supporting safer handling and improved workplace air quality.

  4. Good compatibility with standard bisphenol-A and novolac epoxy resins without phase separation.

  5. Thermally stable up to 180 °C, maintaining mechanical integrity in elevated-temperature service environments.

Typical Applications Of Weikai WH125 Curing Agent

  1. Electrical insulation coatings for transformers and busbars.

  2. Structural adhesives in wind turbine blade assembly.

  3. High-performance composites for aerospace interior components.

  4. Protective linings in chemical storage tanks and piping systems.

  5. Potting compounds for high-voltage electronic modules and sensors.

Specifications Of Weikai WH125 Curing Agent

Chemical TypeAromatic amine-based curing agent
Product FormLiquid
AppearanceClear to pale yellow viscous liquid
Primary ApplicationsEpoxy resin curing for industrial coatings and composites
Key FeaturesFast cure, low exotherm, high Tg capability
BenefitsImproved productivity, enhanced durability, reduced VOC emissions
Storage Stability12 months at ≤25 °C in sealed original container
Handling PrecautionUse with adequate ventilation; avoid skin contact and inhalation of mists


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