T300 Carbon Fiber (Toray)

Verifiedcomposite

· T300· Toray T300· T300 3K/6K/12K

T300 is a polyacrylonitrile (PAN)-based carbon fiber produced by Toray and represents the industry benchmark for general-purpose structural composites. It balances cost-effectiveness with solid mechanical performance, making it the workhorse fiber in aerospace, automotive, and sporting goods applications where high stiffness-to-weight ratio and consistent quality are essential—preferred over cheaper fibers for critical load paths and over premium fibers (T700, T800) where maximum performance isn't required.

aerospace structures (wings, fuselages)automotive composite body panelswind turbine bladessporting goods (bicycles, skis, tennis rackets)marine hulls and deckingindustrial pressure vessels

Compliance & Regulations

?ITAR?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property OverviewNormalized to typical max values

Property	Value	Unit	Conditions
Elongation at Break(εf)	1.500	-	—
Ultimate Tensile Strength(σUTS)	3.530	GPa	—
Young's Modulus(E)	230.0	GPa	—

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

Property	Value	Unit	Conditions	Source
Coefficient of Thermal Expansion(α (CTE))	-4.100e-7	1/K	—

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

Property	Value	Unit	Conditions	Source
Density(ρ)	1.760	kg/m³	—

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

Regulatory Screening

Environmental

Export Control

Quality & Standards

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.

T300 Carbon Fiber (Toray)

Mechanical Properties

Thermal Properties

Physical Properties

Regulatory Screening

Environmental

Export Control

Quality & Standards