I. Stern 550

Category: PS (HIPS) , High Impact Polystyrene
Manufacturer: I. STERN & CO. INC.
Trademark: I. Stern
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: 2megG3_I-Stern-550.pdf
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Polystyrene 550 - High Impact Polystyrene

Features
  • Good Process Properties
  • Excellent Toughness and environmental stress cracking
Applications
  • Structural Foam
  • Displays
  • Small appliances
General Information
Features
  • Good Processability
  • Good Toughness
  • High ESCR (Stress Crack Resist.)
  • High Impact Resistance
Uses
  • Appliances
  • Displays
  • Foam
Agency Ratings
  • FDA 21 CFR 177.1640
UL File Number
  • E220962
PhysicalNominal ValueUnitTest Method
Melt Mass-Flow Rate (MFR) 10g/10 minASTM D1238
MechanicalNominal ValueUnitTest Method
Tensile Strength (Yield)14.5MPaASTM D638
Tensile Elongation (Break)50%ASTM D638
Flexural Modulus 1800MPaASTM D790
Flexural Strength (Yield)27.6MPaASTM D790
ImpactNominal ValueUnitTest Method
Notched Izod Impact 110J/mASTM D256
ThermalNominal ValueUnitTest Method
Deflection Temperature Under Load (1.8 MPa, Unannealed)81.1°CASTM D648
Vicat Softening Temperature 89.4°CASTM D1525
FlammabilityNominal ValueTest Method
Flame Rating UL 94
    1.50 mm HB
    3.00 mm HB
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