EP

polymer

EP is a thermoset epoxy polymer, a cross-linked resin system valued for its high stiffness, excellent chemical resistance, and dimensional stability across wide temperature ranges. It is widely used in aerospace structures, electrical insulation, composite matrix systems, and industrial adhesives where performance under thermal and mechanical stress is critical. Engineers select epoxy systems like EP for applications demanding superior strength-to-weight ratios, low creep, and reliability in harsh chemical or elevated-temperature environments compared to commodity thermoplastics.

aerospace structural compositeselectrical insulation and encapsulationhigh-performance adhesiveswind turbine blade matrixindustrial coatings and liningselectronic component potting

Compliance & Regulations

?UL 94?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Compressive Strength(σc)
Pa
Elongation at Break(εf)
-
Flexural Strength (MOR)(σf)
Pa
Hardness (Vickers)(HV)
HV
Ultimate Tensile Strength(σUTS)
Pa
Young's Modulus(E)
Pa
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Glass Transition Temperature(Tg)
K
Melting Point / Solidus(Tm)
K
Maximum Service Temperature(Tmax)
K
Thermal Conductivity(k)
W/(m·K)
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
eV
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Refractive Index(n)
-
Verified Unverified Low confidence (<80%) Link to source

Regulatory Screening

Environmental

Safety & Biocompatibility

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.