Synthos PS GP 152 Polystyrene

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Synthos PS GP 152 Polystyrene
Categories:	Polymer; Thermoplastic; Polystyrene (PS)
Material Notes:	Characteristics: SYNTHOS PS GP 152 is general purpose polystyrene (GPPS) with excellent optical properties, gloss and increased heat resistance. It is a thermoplastic material designed for injection moulding, extrusion, thermoforming and blow extrusion. SYNTHOS PS GP 152 is a colorless plastic. Product has a form of cylindrical granules of diameter 2.5 to 6 mms. Product may contain small amounts of granulate finer than that mentioned above of irregular shapes. Presence of any mechanical impurities in the granulate is not allowed. Information provided by Synthos
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Physical Properties	Original Value	Comments

Density	0.650 g/cc	apparent
	1.04 g/cc	ISO 1183
Water Absorption	0.10 %	Ø 50x3 mm; ISO 62
Linear Mold Shrinkage	0.0020 - 0.0050 cm/cm	50x50 mm
Melt Flow	2.5 - 3.5 g/10 min @Load 5.00 kg, Temperature 200 °C	ISO 1133

Chemical Properties	Original Value	Comments
Styrene Content	0.030 %	Residual

Mechanical Properties	Original Value	Comments
Ball Indentation Hardness	115 MPa	H 358/30, Ø 50x4 mm; ISO 2039-1
Tensile Strength at Break	45.0 MPa	5 mm/min; ISO 527-2/1A/5
Elongation at Break	2.0 %	5 mm/min; ISO 527-2/1A/5
Modulus of Elasticity	3.10 GPa	1 mm/min; ISO 527-2/1A/1
Flexural Strength	80.0 MPa	2 mm/min; 80x10x4 mm; ISO 178
Flexural Strain at Break	3.0 %	2 mm/min; 80x10x4 mm; ISO 178
Charpy Impact Unnotched	16.0 kJ/m²	80x10x4 mm; ISO 179/1eU

Thermal Properties	Original Value	Comments
Deflection Temperature at 1.8 MPa (264 psi)	80.0 °C	80x10x4 mm; ISO 75-2/Af
Vicat Softening Point	90.0 °C @Load 5.10 kg	50 °C/h, 10x10x4 mm; ISO 306/B50
	95.0 °C @Load 1.02 kg	50 °C/h, 10x10x4 mm; ISO 306/A50
Flammability, UL94	HB @Thickness 1.60 mm

Processing Properties	Original Value	Comments
Melt Temperature	180 - 260 °C	Injection moulding
	200 - 240 °C	Extrusion
Mold Temperature	10.0 - 60.0 °C	Injection moulding
Dry Time	1.00 hour @Temperature 70.0 °C	drier with a molecular sieve
	2.00 - 4.00 hour @Temperature 70.0 °C	hot-air drier

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PSYNTHOS146 / 320427

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