Americas Styrenics STYRON® 668 High Heat Crystal Polystyrene

Category	Polymer , Thermoplastic , Polystyrene (PS) , Polystyrene, Heat Resistant Grade
Manufacturer	Americas Styrenics LLC
Trade Name	STYRON®
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Americas Styrenics STYRON® 668 High Heat Crystal Polystyrene.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

Product CharacteristicsHigh heatGood balance of flow and toughnessFood Contact CompliantUL Classification 94HBTypical ApplicationsDisposable cutleryCD and DVD jewel boxesInformation provided by AmericasStyrenics LLC.

Physical Properties	Metric	English	Comments
Specific Gravity	1.04 g/cc	1.04 g/cc	ASTM D792
Linear Mold Shrinkage	0.0040 - 0.0080 cm/cm	0.0040 - 0.0080 in/in	ASTM D955
Melt Flow	5.6 g/10 min @Load 5.00 kg, Temperature 200 °C	5.6 g/10 min @Load 11.0 lb, Temperature 392 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell L	107	107	ASTM D785
Tensile Strength at Break	49.6 MPa	7200 psi	ASTM D638
Tensile Strength	49.6 MPa	7200 psi	ASTM D638
Elongation at Break	3.0 %	3.0 %	ASTM D638
Tensile Modulus	3.17 GPa	460 ksi	ASTM D638
Flexural Strength	66.2 MPa	9600 psi	ASTM D790
Flexural Modulus	3.38 GPa	490 ksi	ASTM D790
Izod Impact, Notched	0.214 J/cm	0.400 ft-lb/in	ASTM D256

Thermal Properties	Metric	English	Comments
CTE, linear	90.0 µm/m-°C	50.0 µin/in-°F	ASTM D696
Deflection Temperature at 0.46 MPa (66 psi)	94.4 °C	202 °F	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	85.6 °C	186 °F	ASTM D648
Vicat Softening Point	103 °C	218 °F	ASTM D1525

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