2K EpoxyVerified data
Haiyue Materials · SB-EP420Toughened Structural Epoxy
Structural bonding for aluminum, stainless steel and composites with balanced peel and fatigue resistance.
StructuralFatigue resistant
Application fit96%Based on 8 application conditions
Key parameters
Chemistry2K Epoxy
Curing methodRoom temperature
Service temperature-40–120°C
Viscosity45,000 mPa·s
Lap shear strength28 MPa
Evidence levelA · Verified
Applications & limitations
Recommended for aluminum-to-composite structural bonding
Validated for -40°C thermal cycling
Surface treatment required for low-energy plastics
Test evidence
A
Independent application testLap shear after 500 thermal cycles
Sample batch, method and commercial disclosure available in full report.
Selection results are for initial screening only and do not replace validation under actual process conditions. Complete compatibility, reliability and compliance tests before production use.