IRPC Polimaxx Pentfoam 422F Expandable Polystyrene

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IRPC Polimaxx Pentfoam 422F Expandable Polystyrene
Categories:	Polymer; Thermoplastic; Polystyrene (PS); Expanded Polystyrene (EPS)
Material Notes:	GENERAL: PENTFOAM "422F" IS A REGULAR GRADE (STANDARD GRADE) EXPANDABLE POLYSTYRENE (EPS) CONTAINING PENTANE AS BLOWING AGENT. THIS GRADE IS DEVELOPED TO MEET THE DEMAND FOR FAST MOLDING CYCLES IN VACUUM MOLDING MACHINES AND CONVENTIONAL MOLDING MACHINES. APPLICATIONS: PENTFOAM "422F" IS PARTICULARLY WELL SUITED FOR THE MANUFACTURE OF EPS PACKING PRODUCTS, WITH PART WALL THICKNESS LESS THAN 10 MM.
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Physical Properties	Metric	English	Comments

Density	0.0160 - 0.0170 g/cc	0.000578 - 0.000614 lb/in³
	0.0200 - 0.0300 g/cc	0.000723 - 0.00108 lb/in³	molding density range
Bead Size	0.400 - 0.900 mm	0.0157 - 0.0354 in
Maximum Moisture Content	0.20	0.20

Chemical Properties	Metric	English	Comments
Blowing Agent Content	>= 5.6 %	>= 5.6 %

Mechanical Properties	Metric	English	Comments
K Factor (Wear Factor)	56 - 58	56 - 58

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PIRPC024 / 84001

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