Versalis Edistir® N 3982 General Purpose Polystyrene

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Versalis Edistir® N 3982 General Purpose Polystyrene
Categories:	Polymer; Thermoplastic; Polystyrene (PS)
Material Notes:	General purpose polystyrene with good flow and high heat resistance. N 3982 belongs to the third generation of Edistir® GPPS. The third generation of verbalism GPPS is characterized by a brighter, neutral appearance in line with more sophisticated market needs. Special grade for direct gassing extrusion of heavy gauge insulating boards (XPS) foamed by blowing agents other than CFC and HCFC. Low viscosity processing aid and modifier for compounding. Applications: XPS insulation panels with improved environmental compatibility. Master batch carrier. Modifier for thermoplastic elastomers and rubber (shoe soles, cable extrusion-coating). Information provided by Versalis.
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Physical Properties	Original Value	Comments

Bulk Density	0.650 g/cc	ISO 60
Density	1.05 g/cc	ISO 1183
Water Absorption	<= 0.10 % @Temperature 23.0 °C, Time 86400 sec	ISO 62
Melt Flow	25 g/10 min @Load 5.00 kg, Temperature 200 °C	ISO 1133

Mechanical Properties	Original Value	Comments
Tensile Strength at Break	30.0 MPa	5 mm/min; ISO 527
Elongation at Break	1.0 %	5 mm/min; ISO 527
Tensile Modulus	3150 MPa	1 mm/min; ISO 527
Flexural Strength	40.0 MPa	2 mm/min; ISO 178

Thermal Properties	Original Value	Comments
CTE, linear	70.0 µm/m-°C	ASTM D 696
Thermal Conductivity	0.170 W/m-K	ISO 8302
Deflection Temperature at 1.8 MPa (264 psi)	89.0 °C	120°C/h, annealed; ASTM D 648
Vicat Softening Point	101 °C @Load 5.10 kg	50°C/h; ISO 306/B
	106 °C @Load 1.02 kg	50°C/h; ISO 306/A
Flammability, UL94	HB @Thickness 1.50 mm

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