ULTEM™ Resin 3452
Plastic Granules
ULTEM™ Resin 3452 Enhanced flow PEI 45% Glass Fiber Mineral Filled
ULTEM™ Resin 3452 is a 45% glass fiber and mineral-filled PEI resin with enhanced flow and dimensional stability. It offers 212°C HDT, 180°C RTI, UL94 V-0 at ≥0.77 mm, and 5VA at ≥3.0 mm for high-heat, flame-retardant injection molded parts.
Typical property data
Physical Properties
- Specific Gravity: 1.66 (ASTM D792)
- Mold Shrinkage, Flow, 3.2 mm: 0.15–0.25% (SABIC Method)
- Mold Shrinkage, Cross Flow, 3.2 mm: 0.30–0.50% (SABIC Method)
- Melt Flow Rate, 337°C/6.6 kgf: 4.6 g/10 min (ASTM D1238)
Mechanical Properties
- Tensile Stress at Break, Type I, 5 mm/min: 131 MPa (ASTM D638)
- Tensile Strain at Break, Type I, 5 mm/min: 1.4% (ASTM D638)
- Flexural Stress at Break, 2.6 mm/min, 100 mm Span: 179 MPa (ASTM D790)
- Flexural Modulus, 2.6 mm/min, 100 mm Span: 12,410 MPa (ASTM D790)
- Notched Izod Impact Strength, 23°C: 58 J/m (ASTM D256)
- Reverse Notched Izod Impact Strength, 3.2 mm: 218 J/m (ASTM D256)
Thermal Properties
- Coefficient of Thermal Expansion, Flow, -40°C to 150°C: 1.9E-05 1/°C (ISO 11359-2)
- Coefficient of Thermal Expansion, Cross Flow, -40°C to 150°C: 3.6E-05 1/°C (ISO 11359-2)
- Heat Deflection Temperature, 1.82 MPa, 6.4 mm, Unannealed: 212°C (ASTM D648)
- Relative Temperature Index, Electrical: 180°C (UL 746B)
- Relative Temperature Index, Mechanical with Impact: 180°C (UL 746B)
- Relative Temperature Index, Mechanical without Impact: 180°C (UL 746B)
- Glass Transition Temperature: 217°C
Electrical Properties
- Comparative Tracking Index, UL PLC: PLC 4 (UL 746A)
- Hot-Wire Ignition, PLC 1: ≥3 mm (UL 746A)
- Hot-Wire Ignition, PLC 2: ≥1.5 mm (UL 746A)
- High Amp Arc Ignition, PLC 4: ≥1.5 mm (UL 746A)
- High Voltage Arc Track Rate, PLC: PLC 4 (UL 746A)
- Arc Resistance, Tungsten, PLC: PLC 5 (ASTM D495)
Flame Characteristics
- UL Recognized 94V-0 Flame Class Rating: ≥0.77 mm (UL 94)
- UL Recognized 94-5VA Flame Class Rating: ≥3.0 mm (UL 94)
Injection Molding Processing
- Drying Temperature: 150°C
- Drying Time: 4–6 hrs
- Drying Time, Cumulative: 24 hrs
- Maximum Moisture Content: 0.02%
- Melt Temperature: 350–400°C
- Nozzle Temperature: 345–400°C
- Front Zone 3 Temperature: 345–400°C
- Middle Zone 2 Temperature: 340–400°C
- Rear Zone 1 Temperature: 330–400°C
- Mold Temperature: 135–165°C
- Back Pressure: 0.3–0.7 MPa
- Screw Speed: 40–70 rpm
- Shot to Cylinder Size: 40–60%
- Vent Depth: 0.025–0.076 mm
Use & Applications
- Automotive
- building & construction
- consumer
- E&E
- healthcare
- industrial
- mass transportation
- packaging