IRPC Polimaxx Pentfoam 255E Expandable Polystyrene

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IRPC Polimaxx Pentfoam 255E Expandable Polystyrene
Categories:	Polymer; Thermoplastic; Polystyrene (PS); Expanded Polystyrene (EPS)
Material Notes:	General: Pentfoam 255E is a self extinguishing grade expandable polystyrene containing pentane as blowing agent. This grade is developed to meet the demand for fast expansion rate and short pressure release times in block molding. Applications: Pentfoam 255E is particularly well suited for hte manufacture of self extinguishing eps insulation boards, block molded or produced in continuous molding machines.
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Physical Properties	Metric	English	Comments

Density	0.0130 - 0.0140 g/cc	0.000470 - 0.000506 lb/in³
	0.0140 - 0.0250 g/cc	0.000506 - 0.000903 lb/in³	molding density range
Bead Size	1.00 - 1.60 mm	0.0394 - 0.0630 in
Maximum Moisture Content	0.20	0.20

Chemical Properties	Metric	English	Comments
Blowing Agent Content	>= 5.9 %	>= 5.9 %

Mechanical Properties	Metric	English	Comments
K Factor (Wear Factor)	54.5 - 58.5	54.5 - 58.5

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PIRPC018 / 83995

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