CF30 PEEK – Carbon Fiber Reinforced PEEK with 30% Carbon Fiber by Weight

CF30 PEEK is a modified PEEK material reinforced with 30% carbon fiber by weight. Also known as carbon fiber reinforced PEEK, this high-performance thermoplastic combines the inherent benefits of virgin PEEK with the enhanced mechanical and thermal properties brought by carbon fiber.

Key Properties of CF30 PEEK (Carbon Fiber Reinforced PEEK)

  • Higher strength and stiffness
  • Excellent wear resistance
  • Good electrical conductivity

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PEEK + 30% Carbon Fiber

Technical Specifications & Performance Data

Mechanical Behavior
Item Tensile Strength (23°C) Bending Strength (23°C) Compressive Strength (23°C) Izod Impact Strength (no gap)
Test Standard or Instrument ISO527 ISO 178 ISO 604 ISO 180/1U
Unit MPa MPa MPa kJ/m²
PEEK+30%Carbon Fiber 220 298 240 46
Thermal Performance
Item Melting Point Distortion Temperature Continuous Using Temperature Coefficient of Thermal Expansion Flammability Level
Test Standard or Instrument DSC 11357 ISO 75-1/2 UL 74685 ASTM D696 UL 94
Unit °C °C °C 10⁻⁵C V-0@mm
PEEK+30%Carbon Fiber 343 315 260 1.5 1.5
Electrical Performance
Item Dielectric Strength Dielectric Constant Surface Resistivity
Test Standard or Instrument IEC 60243-1 IEC60250
Unit kV/mm Ω
PEEK+30%Carbon Fiber 3×10⁵
Other Performance
Item Density Rockwell Hardness Friction Coefficient Water Abs. (25°C, 24Hrs) Mould Shrinking Percentage (3mm, 170°C, Flow direction) Mould Shrinking Percentage (Perpendicular to flow direction)
Test Standard or Instrument ISO 1183 ISO 2039 ISO 62
Unit g/cm³ HRR μ % % %
PEEK+30%Carbon Fiber 1.4±0.01 121 0.28 0.06 0.1 0.5
Note: All values are typical properties and may vary depending on specific processing conditions and testing methods. Please consult with technical support for application-specific requirements.

What is CF30 PEEK?

CF30 PEEK vs Pure PEEK

CF30 PEEK vs. unfilled PEEK:

Compared to virgin PEEK, CF30 PEEK sacrifices some toughness but provides significantly higher strength, stiffness, and wear resistance, making it better suited for demanding structural and tribological applications.

CF30 PEEK vs. Glass Fiber Reinforced PEEK:

While both materials improve strength and dimensional stability, CF30 PEEK generally offers higher strength and stiffness, along with the unique benefit of electrical conductivity, which GF30 PEEK lacks.

Typical Applications of CF30 PEEK

Aerospace Industry

  • Bushings
  • Sealing rings
  • Bearing sleeves

New Energy Vehicles

  • Bearing cages

Oil & Gas

  • Valve seats
  • Sealing rings

Product Forms and Specifications Available

Peek Plates/sheets:

  • Thickness: 4 - 120 mm
  • Max. Width: 600 mm
  • Length: 1000 - 3000 mm

Peek Rods:

  • Diameter: 5 - 200 mm
  • Length: 1000 - 3000 mm

Peek Tubes:

  • Inner Diameter (ID): 12 - 400 mm
  • Outer Diameter (OD): 23 - 450 mm
  • Length: Custom (Per customer requirements)

Peek Filaments:

  • Diameter: 0.008 - 3 mm
  •