Americas Styrenics Styron® 495R High Impact Polystyrene (discontinued **)

Category	Polymer , Thermoplastic , Polystyrene (PS) , Polystyrene, Impact Modified
Manufacturer
Trade Name
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Americas Styrenics Styron® 495R High Impact Polystyrene (discontinued **).pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

Data provided by Dow Chemical.Americas Styrenics was formed in 2008 as a joint venture between Dow Chemical and Chevron Phillips Chemical Company. Styron was a Dow trade name before the JV formation.

Physical Properties	Metric	English	Comments
Density	1.04 g/cc	0.0376 lb/in³	ASTM Data
Linear Mold Shrinkage	0.0050 cm/cm	0.0050 in/in
Melt Flow	1.1 g/10 min @Load 5.00 kg, Temperature 200 °C	1.1 g/10 min @Load 11.0 lb, Temperature 392 °F	ASTM Data

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell R	90	90
Tensile Strength, Ultimate	31.0 MPa	4500 psi	ASTM Data
Tensile Strength, Yield	21.0 MPa	3050 psi	ASTM Data
Elongation at Break	80 %	80 %	ASTM Data
Tensile Modulus	1.46 GPa	212 ksi	ASTM Data
Izod Impact, Notched	0.960 J/cm	1.80 ft-lb/in	ASTM Data

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	90.0 µm/m-°C @Temperature 20.0 °C	50.0 µin/in-°F @Temperature 68.0 °F	ASTM data
Deflection Temperature at 0.46 MPa (66 psi)	89.0 °C	192 °F	Unannealed; ASTM Data
Deflection Temperature at 1.8 MPa (264 psi)	76.0 °C	169 °F	Unannealed; ASTM Data
Vicat Softening Point	106 °C	223 °F
Flammability, UL94	HB @Thickness 3.10 mm	HB @Thickness 0.122 in

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