NOVA Chemicals Styrocell® F523C Expandable Polystyrene

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NOVA Chemicals Styrocell® F523C Expandable Polystyrene (discontinued **)
Categories:	Polymer; Thermoplastic; Polystyrene (PS); Expanded Polystyrene (EPS)
Material Notes:	A fast cycling fire retardant molding grade consisting of spherical polystyrene beads containing pentane as expansion agent, and an internal flame retardant additive. It is typically used for molding medium density foam. Applications: This is used mainly for producing medium density block which is cut to make insulation board and contour moldings with a wall thickness greater than 10 mm. This grade should not be used for food contact applications. Information provided by NOVA Chemicals.
Key Words:	Expanded Polystyrene, EPS
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Physical Properties	Original Value	Comments

Bulk Density	0.620 g/cc
Density	>= 0.0155 g/cc	Minimum achievable; Single stage pre-expansion in continuous expander at atmospheric pressure
	0.0155 - 0.0300 g/cc	Normal molded density assuming cost optimized selection of processing conditions.; DIN 4102
Bead Size	0.700 - 1.00 mm
	0.700 - 1.00 mm	Carrington Laboratory Analytical Methods 2115

Chemical Properties	Original Value	Comments
Styrene Content	<= 0.10 %	Residual Styrene Monomer Content per Carrington Laboratory Analytical Methods 3112
Blowing Agent Content	>= 5.8 %	Carrington Laboratory Analytical Methods 3135

Descriptive Properties
Reaction to Fire	B1	PA III - 2.801 certificate, for foam thickness >=10 mm and density 8-50 kg/m³; DIN 4102

**
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PNOVA245 / 55146

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