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I. Stern 550 High Impact Polystyrene

Category Polymer , Thermoplastic , Polystyrene (PS) , Polystyrene, Impact Modified
Manufacturer I. Stern & Company
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF I. Stern 550 High Impact Polystyrene.pdf
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Material Notes:
Features:Good process propertiesExcellent toughness and environmental stress crackingApplicationsStructural foamDisplaysSmall appliancesAgency RatingsFDA Title 21 CFR 177.1640UL File E220962Information provided by I. Stern & Co. Inc.
Physical Properties Metric English Comments
Melt Flow 10 g/10 min
10 g/10 min
ASTM D1238
Mechanical Properties Metric English Comments
Tensile Strength, Yield 14.5 MPa
2100 psi
ASTM D638
Elongation at Yield 50 %
50 %
ASTM D638
Flexural Strength 27.6 MPa
4000 psi
ASTM D790
Flexural Modulus 1.80 GPa
261 ksi
ASTM D790
Izod Impact, Notched 1.07 J/cm
2.00 ft-lb/in
ASTM D256
Thermal Properties Metric English Comments
Deflection Temperature at 1.8 MPa (264 psi) 81.1 °C
178 °F
ASTM D648
Vicat Softening Point 89.4 °C
193 °F
ASTM D1525
Flammability, UL94 HB

@Thickness 1.50 mm
HB

@Thickness 0.0591 in
HB

@Thickness 3.00 mm
HB

@Thickness 0.118 in
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