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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
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

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 Â°C	178 Â°F	ASTM D648
Vicat Softening Point	89.4 Â°C	193 Â°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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