PEKK (60/40)

Verifiedpolymer

PEKK (polyetheretherketone) 60/40 is a high-performance aromatic polyketone thermoplastic that combines excellent thermal stability with mechanical strength, making it suitable for demanding structural applications. It is widely used in aerospace, automotive, and industrial sectors where components must withstand elevated temperatures, chemical exposure, and mechanical loading without significant degradation. Engineers select PEKK over lower-performing thermoplastics (like PPS or PEEK alternatives) when thermal limits, dimensional stability, and long-term performance in harsh environments are critical design constraints.

aerospace structural componentshigh-temperature bearing cagesautomotive engine covers and sealschemical processing equipmentelectrical connectors and insulatorscomposite matrix resin systems

Compliance & Regulations

?UL 94?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Ultimate Tensile Strength(σUTS)	115.0	MPa	—
Young's Modulus(E)	4.000	GPa	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Glass Transition Temperature(Tg)	438	K	—
Melting Point / Solidus(Tm)	578	K	—

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.

PEKK (60/40)

Mechanical Properties

Thermal Properties

Regulatory Screening

Environmental

Safety & Biocompatibility