ULTEM™ Resin 2320
Plastic Granules
ULTEM™ Resin 2320 30% Glass Fiber High-flow PEI
ULTEM™ Resin 2320 is a high-flow, 30% glass fiber reinforced PEI resin. It offers high stiffness, strong dimensional stability, and heat resistance. It provides UL94 V-0 at ≥0.5 mm and suits thin-wall electrical, automotive, and industrial parts.
Associated Documents
TDS - Global Data Sheet
Typical property data
Physical Properties
- Density: 1.52 g/cm³ (ISO 1183)
- Specific Gravity: 1.5 (ASTM D792)
- Mold Shrinkage, Flow: 0.3–0.5% (SABIC method)
- Mold Shrinkage, Cross Flow: 0.3–0.5% (SABIC method)
- Melt Flow Rate, 337°C/6.7 kgf: 10 g/10 min (ASTM D1238)
Mechanical Properties
- Tensile Stress at Break, 5 mm/min: 185 MPa (ISO 527)
- Tensile Strain at Break, 5 mm/min: 2.5% (ISO 527)
- Tensile Modulus, 1 mm/min: 10500 MPa (ISO 527)
- Flexural Modulus, 2 mm/min: 10500 MPa (ISO 178)
- Flexural Stress at Break, 2 mm/min: 260 MPa (ISO 178)
- Tensile Modulus, 5 mm/min: 10500 MPa (ASTM D638)
- Tensile Strain at Break, Type I, 5 mm/min: 2% (ASTM D638)
- Tensile Stress at Break, Type I, 5 mm/min: 175 MPa (ASTM D638)
- Flexural Modulus, 1.3 mm/min, 50 mm span: 10500 MPa (ASTM D790)
- Flexural Stress at Yield, 1.3 mm/min, 50 mm span: 270 MPa (ASTM D790)
- Flexural Stress at Break, 1.3 mm/min, 50 mm span: 270 MPa (ASTM D790)
Impact Properties
- Izod Impact, Notched, 80 × 10 × 4 mm, +23°C: 9 kJ/m² (ISO 180/1A)
- Izod Impact, Notched, 80 × 10 × 4 mm, -30°C: 9 kJ/m² (ISO 180/1A)
- Izod Impact, Unnotched, 80 × 10 × 4 mm, +23°C: 46 kJ/m² (ISO 180/1U)
- Izod Impact, Unnotched, 80 × 10 × 4 mm, -30°C: 48 kJ/m² (ISO 180/1U)
- Charpy Impact, V-Notch Edgewise, +23°C: 8 kJ/m² (ISO 179/1eA)
- Charpy Impact, V-Notch Edgewise, -30°C: 8 kJ/m² (ISO 179/1eA)
- Charpy Impact, Unnotched Edgewise, +23°C: 50 kJ/m² (ISO 179/1eU)
- Charpy Impact, Unnotched Edgewise, -30°C: 52 kJ/m² (ISO 179/1eU)
- Izod Impact, Notched, 23°C: 80 J/m (ASTM D256)
- Izod Impact, Notched, -30°C: 60 J/m (ASTM D256)
- Izod Impact, Unnotched, 23°C: 615 J/m (ASTM D4812)
Thermal Properties
- Heat Deflection Temperature, HDT/Af, 1.8 MPa: 212°C (ISO 75/Af)
- Heat Deflection Temperature, HDT/Bf, 0.45 MPa: 217°C (ISO 75/Bf)
- Vicat Softening Temperature, Rate B/120: 230°C (ISO 306)
- Vicat Softening Temperature, Rate B/50: 220°C (ASTM D1525)
- Coefficient of Thermal Expansion, -40°C to 40°C, Flow: 1.5E-05 1/°C (ASTM E831)
- Coefficient of Thermal Expansion, -40°C to 40°C, Cross Flow: 5.8E-05 1/°C (ASTM E831)
- Relative Temperature Index, Electrical: 180°C (UL 746B)
- Relative Temperature Index, Mechanical with Impact: 170°C (UL 746B)
- Relative Temperature Index, Mechanical without Impact: 180°C (UL 746B)
Electrical Properties
- Volume Resistivity: 1E+13 Ω·cm (IEC 60093)
- Hot-Wire Ignition, HWI, PLC 3: ≥0.5 mm (UL 746A)
- Hot-Wire Ignition, HWI, PLC 0: ≥1.5 mm (UL 746A)
- High Amp Arc Ignition, HAI, PLC 0: ≥0.5 mm (UL 746A)
- High Voltage Arc Track Rate, HVTR: PLC 3 (UL 746A)
- Dielectric Strength, in Oil, 1.6 mm: 28 kV/mm (ASTM D149)
- Dielectric Strength, in Air, 1.6 mm: 27 kV/mm (ASTM D149)
- Comparative Tracking Index, CTI: PLC 4 (UL 746A)
Flame Characteristics
- UL Flame Rating: UL94 V-0 at ≥0.5 mm (UL 94)
- Glow Wire Ignitability Temperature, 3.0 mm: 850°C (IEC 60695-2-13)
- Glow Wire Ignitability Temperature, 1.5 mm: 850°C (IEC 60695-2-13)
- Glow Wire Ignitability Temperature, 0.5 mm: 850°C (IEC 60695-2-13)
- Glow Wire Flammability Index, 3.0 mm: 960°C (IEC 60695-2-12)
- Glow Wire Flammability Index, 1.5 mm: 960°C (IEC 60695-2-12)
- Glow Wire Flammability Index, 0.5 mm: 960°C (IEC 60695-2-12)
Processing Parameters
- Drying Temperature: 150°C
- Drying Time: 4–6 hrs
- Drying Time, Cumulative: 24 hrs
- Maximum Moisture Content: 0.02%
- Melt Temperature: 350–410°C
- Nozzle Temperature: 345–410°C
- Front Zone 3 Temperature: 345–420°C
- Middle Zone 2 Temperature: 340–410°C
- Rear Zone 1 Temperature: 330–400°C
- Mold Temperature: 135–180°C
- Back Pressure: 0.3–1.5 MPa
- Screw Speed: 40–70 rpm
- Shot to Cylinder Size: 40–60%
- Vent Depth: 0.025–0.076 mm
Use & Applications
- for demanding electrical, automotive, and industrial applications.