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

Youmai Chemical L-75 Curing Agent

YoumaiChemicalL-75CuringAgentisahigh-performancealiphaticpolyaminehardenerdesignedforfast-curesystemswithexcellentflexibility,lowviscosity,andoutstandingadhesiontopolymersandcomposites—idealforcoatings,adhesives,andcompositeapplicationsrequiringrapidroom-temperaturecureandenhanceddurability.
  • youmai chemical l 75 curing agent_250e7524
  • youmai chemical l 75 curing agent_250e7524

Features Of Youmai Chemical L-75 Curing Agent

  1. Fast-reacting aliphatic amine-based curing agent for room-temperature and elevated-temperature epoxy systems.

  2. Low viscosity enables excellent mixing efficiency and improved wetting of fillers and reinforcements.

  3. Low volatility and reduced amine odor, enhancing workplace safety and operator comfort.

  4. Delivers high crosslink density, resulting in superior mechanical strength and chemical resistance in cured epoxy networks.

  5. Compatible with standard DGEBA and modified epoxy resins without requiring pre-drying or special handling.

Typical Applications Of Youmai Chemical L-75 Curing Agent

  1. Structural adhesives for automotive and aerospace assembly.

  2. High-performance coating systems for industrial steel and concrete protection.

  3. Electrical encapsulation and potting compounds for power electronics and transformers.

  4. Fiber-reinforced polymer (FRP) composites in wind turbine blade manufacturing.

  5. Repair mortars and grouts for infrastructure rehabilitation projects.

Specifications Of Youmai Chemical L-75 Curing Agent

Chemical TypeAliphatic polyamine adduct
Product FormLiquid
AppearancePale yellow to amber clear liquid
Viscosity (25°C)200–400 mPa·s
Density (25°C)0.92–0.96 g/cm³
Amine Value380–420 mg KOH/g
Reactivity ProfileMedium-fast cure at 20–25°C; full cure achievable within 24–48 h
Primary ApplicationsEpoxy adhesives, coatings, composites, and encapsulants


Get in Touch with ERICW
Let competitive chemical materials go global.

Your Name *

Your Email *

Your Phone

Country

Your Message *