SABIC SABIC® PS 155 PS (Global)

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SABIC SABIC® PS 155 PS (Global)
Categories:	Polymer; Thermoplastic; Polystyrene (PS)
Material Notes:	General purpose Polystyrene PS 155 is manufactured by continuous mass polymerization of styrene monomer. It is a crystal-like, hard and brittle polymer with medium flow and good tensile and flexural strength. It has high vicat and heat deflection temperatures. Information provided by SABIC
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Physical Properties	Metric	English	Comments

Bulk Density	0.600 g/cc	0.0217 lb/in³	ASTM D1895
Density	1.05 g/cc @Temperature 23.0 °C	0.0379 lb/in³ @Temperature 73.4 °F	Load Density; ASTM D792
Melt Flow	7.0 g/10 min @Load 5.00 kg, Temperature 200 °C	7.0 g/10 min @Load 11.0 lb, Temperature 392 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell L	93	93	Based on Injection molded specimens.; ASTM D785
Hardness, Rockwell M	60	60	ASTM D785
Tensile Strength, Yield	45.0 MPa	6530 psi	ASTM D638
Elongation at Yield	2.0 %	2.0 %	ASTM D638
Tensile Modulus	2.99 GPa	434 ksi	ASTM D638
Flexural Strength	66.0 MPa	9570 psi	ASTM D790
Flexural Modulus	3.627 GPa	526.1 ksi	ASTM D790
Izod Impact, Notched	0.160 J/cm	0.300 ft-lb/in	ASTM D256A

Thermal Properties	Metric	English	Comments
Deflection Temperature at 0.46 MPa (66 psi)	100 °C	212 °F	Annealed; ASTM D648
Vicat Softening Point	102 °C	216 °F	Rate A/50°C; ASTM D1525

Descriptive Properties
Flammability Rating, UL 94	MB Rate		@ 1.3 mm and 3 mm (natural color)

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PSABI11600 / 245067

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