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Styrolution PS 1290/1291 GPPS

Category	Polymer , Thermoplastic , Polystyrene (PS) , Polystyrene, Extrusion Grade
Manufacturer	Styrolution
Trade Name	PS
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Styrolution PS 1290/1291 GPPS.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

Extrusion / thermoforming foam sheetLow residual styrene monomer contentHigh melt strength and stiffnessUL Classification 94 HB for 1290Information provided by Styrolution

Physical Properties	Metric	English	Comments
Density	1.04 g/cc	0.0376 lb/inÂ³	ASTM D 792
Linear Mold Shrinkage	0.0040 - 0.0070 cm/cm	0.0040 - 0.0070 in/in	ASTM D 955
Melt Flow	1.6 g/10 min @Load 5.00 kg, Temperature 200 Â°C	1.6 g/10 min @Load 11.0 lb, Temperature 392 Â°F	ASTM D 1238

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell M	78	78	ASTM D 785
Tensile Strength, Yield	52.4 MPa	7600 psi	ASTM D 638
Elongation at Break	3.0 %	3.0 %	ASTM D 638
Tensile Modulus	3.17 GPa	460 ksi	ASTM D 638
Flexural Strength	107 MPa	15500 psi	ASTM D 790
Flexural Modulus	3.31 GPa	480 ksi	ASTM D 790
Izod Impact, Notched	0.214 J/cm	0.400 ft-lb/in	ASTM D 638

Thermal Properties	Metric	English	Comments
CTE, linear	72.0 Âµm/m-Â°C	40.0 Âµin/in-Â°F	ASTM D 696
Vicat Softening Point	109 Â°C @Load 1.02 kg	228 Â°F @Load 2.25 lb	120Â°C/h; ASTM D 1525
Flammability, UL94	HB	HB

Optical Properties	Metric	English	Comments
Refractive Index	1.59	1.59	Sodium D Line; ASTM D 542
Transmission, Visible	88 - 90 % @Wavelength 550 nm	88 - 90 % @Wavelength 550 nm	ASTM D 1003

Electrical Properties	Metric	English	Comments
Dielectric Constant	2.5 @Thickness 1.00 mm, Frequency 1.00e+6 Hz	2.5 @Thickness 0.0394 in, Frequency 1.00e+6 Hz	ASTM D 150
Dielectric Strength	19.7 kV/mm	500 kV/in	ASTM D 696

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