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COMSOL CD

LNP (SABIC Innovative Plastics) ULTEM® SMU5835 Polyetherimide, 25% Carbon Fiber Reinforcement

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Subcategory: Filled/Reinforced Thermoplastic; Polyetherimide; Polymer; Thermoplastic

Close Analogs: Saudi Basic Industries Corporation (SABIC) announced on August 31st, 2007, the completion of its purchase of GE Plastics.

Material Notes:
High modulus with shielding/ conductive characteristics for high-heat applications.

  • Features: Electrically Conductive, High Heat Resistance, High Strength
  • Forms: Pellets
  • Processing Method: Injection Molding
Information provided by LNP, a GE Plastics Company.

Physical PropertiesMetricEnglishComments
Specific Gravity1.36 g/cc0.0491 lb/in³ ASTM D792

Mechanical Properties
Tensile Strength at Break183 MPa26500 psi Type I, 5 mm/min; ASTM D638
Elongation at Break4.6 %4.6 % Type I, 5 mm/min; ASTM D638
Flexural Modulus13.9 GPa2020 ksi (102 mm Span) 3mm/min; ASTM D790
Flexural Yield Strength234 MPa33900 psi (102 mm Span) 3mm/min; ASTM D790
Izod Impact, Notched0.534 J/cm1 ft-lb/in ASTM D256

Electrical Properties
Surface Resistance4000 ohm4000 ohm ASTM D257
Static DecayMax 0.01 secMax 0.01 sec 5000V to <50V; FTMS101B

Thermal Properties
Deflection Temperature at 1.8 MPa (264 psi)211 °C412 °F Unannealed (6.35 mm); ASTM D648

Processing Properties
Rear Barrel Temperature360 - 421 °C680 - 790 °F 
Middle Barrel Temperature371 - 421 °C700 - 790 °F 
Front Barrel Temperature382 - 427 °C720 - 801 °F 
Nozzle Temperature377 - 421 °C711 - 790 °F 
Melt Temperature382 - 427 °C720 - 801 °F 
Mold Temperature135 - 163 °C275 - 325 °F 
Drying Temperature149 °C300 °F 
Dry TimeMax 24 hourMax 24 hour 
Moisture Content0.02 %0.02 % Suggested
Back Pressure0.345 - 0.689 MPa50 - 99.9 psi 
Clamp Pressure41 - 69 MPa5950 - 10000 psi 
Shot Size40 - 60 %40 - 60 % Suggested
Vent Depth0.0025 - 0.0076 cm0.000984 - 0.00299 in 
Screw Speed40 - 70 rpm40 - 70 rpm 
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