Versalis EDISTIR N1841 Polystyrene

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Versalis EDISTIR N1841 Polystyrene (discontinued **)
Categories:	Polymer; Thermoplastic; Polystyrene (PS)
Material Notes:	Symbol according to ISO 1043-1: PS Designation: Thermoplastic ISO 1622-PS,M,085-12 General purpose polystyrene combining easy flow and medium heat. This grade exhibits excellent processability in injection molding and should be used for complex and thin-wall parts and for fast-cycle moldings. Applications: Typical uses are beverage cups, point of sales, containers for foods and cosmetics, toys, housewares, medical articles (Petri dishes). Unfilled. Suitable for Injection Molding. Supplied as pellets. Contains release agent. ISO data. Information provided by Enichem Versalis is the Eni subsidiary containing the plastics and rubber businesses.
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Physical Properties	Metric	English	Comments

Density	1.05 g/cc	0.0379 lb/in³
Melt Flow	10 g/10 min @Load 5.00 kg, Temperature 200 °C	10 g/10 min @Load 11.0 lb, Temperature 392 °F	cm³/10 min

Mechanical Properties	Metric	English	Comments
Tensile Strength, Ultimate	39.0 MPa	5660 psi	5 mm/min
Elongation at Break	1.8 %	1.8 %	5 mm/min
Tensile Modulus	3.25 GPa	471 ksi	1 mm/min
Charpy Impact Unnotched	1.00 J/cm²	4.76 ft-lb/in²
Charpy Impact, Notched	0.200 J/cm²	0.952 ft-lb/in²

Electrical Properties	Metric	English	Comments
Electrical Resistivity	>= 1.00e+15 ohm-cm	>= 1.00e+15 ohm-cm
Surface Resistance	>= 1.00e+15 ohm	>= 1.00e+15 ohm
Dielectric Constant	2.5 @Frequency 100 Hz	2.5 @Frequency 100 Hz
Dielectric Strength	70.0 kV/mm	1780 kV/in
Dissipation Factor	0.00020 @Frequency 100 Hz	0.00020 @Frequency 100 Hz
Comparative Tracking Index	375 V	375 V

Thermal Properties	Metric	English	Comments
Deflection Temperature at 1.8 MPa (264 psi)	75.0 °C	167 °F
Vicat Softening Point	86.0 °C	187 °F	50°C/hr; 50N
Glass Transition Temp, Tg	90.0 °C	194 °F	10°C/min test
Flammability, UL94	HB @Thickness 1.50 mm	HB @Thickness 0.0591 in

Optical Properties	Metric	English	Comments
Transmission, Visible	90 %	90 %	Manufacturer specifies 'transparent' but doesn't quantify.

**
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PENI56 / 35863

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