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PEEK GF30 Sheet High-temperature Resistant And High-rigidity

PEEK GF30 Sheet is a structural grade engineering plastic sheet formed by uniformly dispersing 30% short cut glass fibers in a high-performance polyether ether ketone (PEEK) matrix and extruding them at high temperature and high pressure. The mesh reinforcement effect of glass fiber makes the bending modulus of the material reach 11.3 GPa (about 2-3 times that of unreinforced PEEK), and the tensile strength is ≥ 170 MPa. Combined with extremely low creep rate and thermal expansion coefficient, it endows the sheet metal with structural rigidity and long-term load-bearing stability.
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  • PEEK 990GF30

  • PRES

Superior Rigidity: The Metal Replacement Solution

PRES PEEK 990GF30 Sheet is a 30% glass fiber-reinforced polyetheretherketone (PEEK) composite Sheet. 

The incorporation of glass fibers significantly enhances the material’s rigidity and creep resistance, enabling it to maintain minimal creep deformation and exceptional dimensional stability even under high static loads at elevated temperatures (>260°C)

Furthermore, this grade retains the inherent superior electrical properties of PEEK, exhibiting a volume resistivity as high as 1016 Ω·cm. Coupled with outstanding resistance to aggressive chemicals and low thermal conductivity, it addresses the diverse demands of high-end applications ranging from precision electrical insulation to high-temperature thermal management.

High-Temperature Resistance

Heat deflection temp up to 310°C; continuous service at 260°C.

Short term service at 300°C

Melting point:343°C

High Strength & Rigidity

Tensile strength 165 MPa; Flexural modulus 11 GPa. Ideal for metal replacement.

Dimensional Stability

Low CTE (18 ppm/K) ensures precision in complex geometries.

Chemical Inertness

Withstands aggressive chemicals, fuels, and hydraulic fluids.


| PEEK 990GF30 Application Industries & Components

1. Semiconductor Manufacturing

Key Properties Utilized: High rigidity (11.3 GPa), Dimensional stability (CTE 18 ppm/K), Chemical resistance.

  • Wafer Handling Clips: Maintain tight tolerances at 260°C.

  • Test Socket Bodies: Replace metal with ESD-safe insulation.

  • Vacuum Pick-up Tools: High wear resistance without contaminating wafers.

2. Aerospace & Defense

Key Properties Utilized: High strength-to-weight ratio, Flame retardancy (UL94 V-0), Hydrolysis resistance.

  • Aircraft Interior Brackets: Metal replacement to reduce weight.

  • Radar System Components: Dimensional stability in extreme temps.

  • Fuel System Insulators: Resistant to aviation fuels and lubricants.

3. Automotive Industry

Key Properties Utilized: Continuous use at 260°C, Creep resistance, Oil & Grease resistance.

  • Transmission Thrust Washers: Withstand high loads and temperatures.

  • Fuel Cell Insulation Plates: Chemical inertness in acidic environments.

  • EV Battery Module Brackets: Flame retardant and lightweight structure.

4. Medical Technology

Key Properties Utilized: Sterilizable (Autoclave), Radiolucency, Biocompatibility.

  • Surgical Instrument Handles: High rigidity and sterilizable.

  • Orthopedic Trial Implants: Dimensional accuracy for precise fitting.

  • Dental Device Components: Resistant to repeated chemical cleaning.

5. Industrial Machinery

Key Properties Utilized: Low coefficient of friction, High wear resistance, Electrical insulation (10¹⁶ Ω·cm).

  • Compressor Valve Plates: Replace metal to reduce noise and wear.

  • Pump Wear Rings: Chemical resistance and dimensional stability.

  • High-Precision Gears: High modulus prevents tooth deflection.

| PEEK 990GF30 Sheet – Standard Sizes

Note: To allow for machining allowance, actual thickness is typically slightly greater than the nominal size listed below. Contact us for exact measured dimensions.

Available Thickness (mm)
6 8 10 12 15 17 20 25 30 35 40 45 50 60 80 100 120
150 180 200 220 250 280 300 Custom widths available upon request

| PEEK 990GF30 Technical Data Sheet

Property Value Unit Test Standard
Density 1.50 g/cm³ ISO 1183
Tensile Strength 175 MPa ISO 527
Flexural Strength 265 MPa ISO 178
Flexural Modulus 11.3 GPa ISO 178
Coefficient of Thermal Expansion 18 ppm/K ISO 11359
Shore D Hardness 88 D ISO 868
Volume Resistivity 1016 Ω·cm IEC 60093
Flame Retardancy V-0 Class UL 94
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As a high-performance plastic supplier in China, PRES offers a range of high-performanceplastic products, including plastic pellets, plastic plates, plastic rods, plastic tubes, plastic powders, and high-performance 3D printing filaments.
Meanwhile, we provide mold design & manufacturing & injection molding services.

CONTACT US

Phone: +86 18676969309
Wechat:18676969309
Email: rioplastic@foxmail.com
WhatsApp: +86 18676969309
Add: No. 417, Chang Road, Changping Town, Dongguan City, Guangdong Province
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