Supreme Petrochem SP 263 Toughened Polystyrene

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Supreme Petrochem SP 263 Toughened Polystyrene
Categories:	Polymer; Thermoplastic; Polystyrene (PS); Polystyrene, Impact Modified
Material Notes:	Characteristics Good flexibility Easy flow Good stiffness Processing Injection molding Applications Transparent hangers Material Status: Commercial : Active Agency Ratings: FDA 21 CFR 177.1640 Information provided by Supreme Petrochem LTD
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Physical Properties	Original Value	Comments

Specific Gravity	1.03 g/cc	ASTM D792
Melt Flow	5.5 g/10 min @Load 5.00 kg, Temperature 200 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Tensile Strength at Break	43.1 MPa	50 mm/min; ASTM D638
Elongation at Break	25 %	50 mm/min; ASTM D638
Flexural Strength	58.8 MPa @Thickness 3.20 mm	ASTM D790
Flexural Modulus	22000 kg(f)/cm² @Thickness 3.20 mm	ASTM D790
Izod Impact, Notched	20.0 J/m @Thickness 3.20 mm	ASTM D256

Thermal Properties	Original Value	Comments
Deflection Temperature at 1.8 MPa (264 psi)	81.0 °C	ASTM D648
Vicat Softening Point	101 °C	1kg load; 120°C/h; ASTM D1525
Flammability, UL94	HB @Thickness 1.50 mm

Optical Properties	Original Value	Comments
Haze	30 % @Thickness 1.00 mm	SPL test method
Transmission, Visible	82 % @Thickness 1.00 mm	SPL test method

Processing Properties	Original Value	Comments
Melt Temperature	<= 220 °C
Mold Temperature	40.0 - 50.0 °C

Compliance Properties	Original Value	Comments
FDA	Yes	See notes for details.

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