Ultem PEI 2400-1000 / 2400-7301 | 40% Glass Fiber Reinforced PEI Resin

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Ultem PEI 2400-1000 / 2400-7301 | 40% Glass Fiber Reinforced PEI Resin

Price range: $23.20 through $42.00

Ultem PEI 2400-1000 is a 40% glass fiber reinforced amorphous polyetherimide (PEI) resin – the stiffest grade in the Ultem family. It delivers exceptional tensile strength (180 MPa), flexural modulus (>11,700 MPa), and heat deflection temperature (212°C). Inherently flame retardant (UL94 V0 at 0.25 mm, 5VA at 1.5 mm). Designed for metal replacement and high-load structural applications.

Core Property Value
Material Type 40% Glass Fiber Reinforced PEI
Color Natural / Black
Tensile Strength 180 MPa (ISO 527) / 179 MPa (ASTM D638)
Flexural Modulus 11720 MPa
HDT (1.82 MPa, 6.4 mm) 212 °C
Flammability UL94 V0 (0.25 mm), 5VA (1.5 mm)
Tg (Glass Transition) 217 °C

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Overview
Ultem PEI 2400-1000 (SABIC Ultem 2400) is a 40% glass fiber reinforced polyetherimide resin offering the highest stiffness and strength among standard Ultem grades. With a flexural modulus exceeding 11,700 MPa, it approaches the rigidity of many metals while providing significant weight savings. The material retains excellent mechanical properties up to 170°C (RTI) and is inherently flame retardant, achieving UL94 V0 at just 0.25 mm and 5VA at 1.5 mm. It is RoHS compliant and available in natural (2400-1000) and black (2400-7301). ISCC+ certified bio‑based options are also available.

Applications

  • Aerospace structural brackets, ribs, and housings (highest stiffness required)

  • Automotive metal replacement (engine brackets, transmission components)

  • High‑load electrical connectors and relay housings

  • Industrial pump housings, impellers, and wear rings

  • Semiconductor equipment components

Detailed Technical Properties (based on SABIC Ultem 2400 datasheet)

Property Typical Value Unit Test Method
Mechanical
Tensile Stress (break, Type I) 179-180 MPa ASTM D638 / ISO 527
Tensile Strain (break) 2.0-2.5 % ASTM D638 / ISO 527
Tensile Modulus 11500-11720 MPa ASTM D638 / ISO 527
Flexural Stress (break) 240-241 MPa ASTM D790 / ISO 178
Flexural Modulus 10000-11720 MPa ASTM D790 / ISO 178
Hardness, Rockwell M 114 ASTM D785
Taber Abrasion (CS-17, 1 kg) 20 mg/1000cy SABIC method
Impact
Izod Impact, notched (23°C) 112 J/m ASTM D256
Izod Impact, unnotched (23°C) 427 J/m ASTM D4812
Izod Impact, Reverse Notched 480 J/m ASTM D256
Charpy Unnotched (23°C) 40 kJ/m² ISO 179/1eU
Thermal
Vicat Softening Temp (B/50) 217-234 °C ISO 306 / ASTM D1525
HDT (1.82 MPa, 6.4 mm) 212 °C ASTM D648
HDT (0.45 MPa, 6.4 mm) 215 °C ASTM D648
CTE (flow, -20°C to 150°C) 1.4E-05 1/°C ASTM E831
CTE (xflow, 23°C to 150°C) 4.5E-05 1/°C ISO 11359-2
Thermal Conductivity 0.33 W/m-°C ISO 8302
Relative Temp Index (Elec) 170 °C UL 746B
Relative Temp Index (Mech w/impact) 170 °C UL 746B
Relative Temp Index (Mech w/o impact) 170 °C UL 746B
Physical
Specific Gravity 1.61 ASTM D792
Density 1.61 g/cm³ ISO 1183
Water Absorption (24hrs) 0.13 % ASTM D570
Water Absorption (saturated) 0.8-0.9 % ISO 62 / ASTM D570
Moisture Absorption (50% RH) 0.4 % ISO 62
Mold Shrinkage (flow, 3.2 mm) 0.1-0.3 % SABIC method
Melt Flow Rate (337°C/6.6kg) 4.2 g/10 min ASTM D1238
Melt Volume Rate (360°C/5kg) 5 cm³/10 min ISO 1133
Electrical
Volume Resistivity 1.5E+16 Ω·cm ASTM D257
Dielectric Strength (1.6 mm, oil) 24-26 kV/mm ASTM D149 / IEC 60243-1
Relative Permittivity (1 kHz) 3.7 ASTM D150
Relative Permittivity (50/60 Hz) 3.5 IEC 60250
Dissipation Factor (1 kHz) 0.002 ASTM D150
Comparative Tracking Index (UL) 150-175 V UL 746A / IEC 60112
Flame Characteristics
UL94 Flammability V0 (0.25 mm), 5VA (1.5 mm) UL 94
Oxygen Index (LOI) 48-54 % ISO 4589 / ASTM D2863
NBS Smoke Density (Flaming, Ds 4 min) 1 ASTM E662
Glow Wire Ignitability (1.0 mm) 850 °C IEC 60695-2-13
Glow Wire Flammability (1.0 mm) 960 °C IEC 60695-2-12

Injection Molding Parameters

Parameter Value
Drying Temperature 150 °C
Drying Time 4-6 hours
Melt Temperature 350-400 °C
Mold Temperature 135-165 °C
Back Pressure 0.3-0.7 MPa
Screw Speed 40-70 rpm

Download PDF Product Datasheet

Download Ultem PEI 2400 Technical Datasheet (PDF)


Price & Ordering Information

Price:

  • Natural Color (Ultem PEI 2400-1000): 23.20 USD/kg

  • Black Version (Ultem PEI 2400-7301): 21.80 USD/kg

Minimum Order Quantity (MOQ): Please contact us for MOQ details.

Bulk Purchase Discount: Volume pricing available. Please inquire for a customized quote.

For MOQ, bulk discounts, and lead times, please contact our sales team.

Additional information

Color

Ultem PEI 2400-1000 Natural, Ultem PEI 2400-7301 Black

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