NOVA Chemicals P743C Expandable Polystyrene

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NOVA Chemicals P743C Expandable Polystyrene (discontinued **)
Categories:	Polymer; Thermoplastic; Polystyrene (PS); Expanded Polystyrene (EPS)
Material Notes:	A high strength regular molding grade consisting of spherical polystyrene beads containing pentane as expansion agent, typically used for medium density foam. Applications: Styrocell P743C is used mainly for producing contour moldings with wall thickness less than 10 mm. This grade complies with major European and US food contact regulatory regimes, including: European Community Directive 90/128/ECC, including 92/39EEC and 95/EC, relating to plastics materials and articles, intended to come into contact with foodstuffs. Information provided by NOVA Chemicals.
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Physical Properties	Original Value	Comments

Bulk Density	0.620 g/cc
Density	>= 0.0170 g/cc	Minimum achievable; Single stage per-expansion in continuous expander at atmospheric pressure
	0.0170 - 0.0400 g/cc	Normal molded density assuming cost optimized selection of processing conditions.
Bead Size	0.400 - 0.700 mm
	0.360 - 0.850 mm	CLAM 2115

Chemical Properties	Original Value	Comments
Styrene Content	<= 0.10 %	Residual Styrene Monomer Content per CLAM 3122
Blowing Agent Content	>= 5.9 %	CLAM 3135

**
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PNOVA342 / 55240

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