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Supreme Petrochem SP EXP 31 Toughened Polystyrene

Category	Polymer , Thermoplastic , Polystyrene (PS) , Polystyrene, Impact Modified
Manufacturer	Supreme Petrochem LTD
Trade Name
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Supreme Petrochem SP EXP 31 Toughened Polystyrene.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

Characteristics Very high clarity & gloss High dart impact strength & good stiffness Good crease retention Good heat resistance High yield compared to PVC, APET Processing Extrusion Vacuum forming Applications Blister packing Collar packs Folded clear boxes Lids Egg cartons & other rigid packaging Material Status: Commercial : ActiveAgency Ratings: FDA 21 CFR 177.1640Information provided by Supreme Petrochem LTD

Physical Properties	Metric	English	Comments
Specific Gravity	1.02 g/cc	1.02 g/cc	ASTM D792
Melt Flow	6.0 g/10 min @Load 5.00 kg, Temperature 200 °C	6.0 g/10 min @Load 11.0 lb, Temperature 392 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Tensile Strength at Break	36.8 MPa	5340 psi	50 mm/min; ASTM D638
Elongation at Break	10 %	10 %	50 mm/min; ASTM D638
Flexural Strength	51.5 MPa @Thickness 3.20 mm	7470 psi @Thickness 0.126 in	ASTM D790
Flexural Modulus	1.77 GPa @Thickness 3.20 mm	256 ksi @Thickness 0.126 in	ASTM D790
Izod Impact, Notched	0.150 J/cm @Thickness 3.20 mm	0.281 ft-lb/in @Thickness 0.126 in	ASTM D256
Izod Impact, Unnotched	2.75 J/cm @Thickness 3.20 mm	5.15 ft-lb/in @Thickness 0.126 in	ASTM D256

Thermal Properties	Metric	English	Comments
Deflection Temperature at 1.8 MPa (264 psi)	74.0 °C	165 °F	ASTM D648
Vicat Softening Point	101 °C	214 °F	1kg / 120°C; ASTM D1525
Flammability, UL94	HB @Thickness 1.60 mm	HB @Thickness 0.0630 in

Optical Properties	Metric	English	Comments
Haze	1.5 % @Thickness 1.00 mm	1.5 % @Thickness 0.0394 in	SPL test method
Transmission, Visible	88 % @Thickness 1.00 mm	88 % @Thickness 0.0394 in	SPL test method

Processing Properties	Metric	English	Comments
Melt Temperature	<= 220 °C	<= 428 °F
Mold Temperature	40.0 - 50.0 °C	104 - 122 °F

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