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Rulon Bearings

IRPC Polimaxx Pentfoam 455E Expandable Polystyrene
Categories: Polymer; Thermoplastic; Polystyrene (PS); Expanded Polystyrene (EPS)

Material Notes: GENERAL: PENTFOAM "455E" IS A SELF EXTINGUISHING (SE) GRADE EXPANDABLE POLYSTYRENE (EPS) CONTAINING PENTANE AS BLOWING AGENT. THIS GRADE IS DEVELOPED TO MEET THE DEMAND FOR FAST CYCLES IN VACUUM MOLDING MACHINES AND CONVENTIONAL MOLDING MACHINES.

APPLICATIONS: PENTFOAM "455E" IS PARTICULARLY WELL SUITED FOR THE MANUFACTURE OF EPS PACKAGING PRODUCTS, WITH PART WALL THICKNESS LESS THAN 10 MM. AND WHERE SE PROPERTIES ADVANTAGEOUS. SE GRADES CAN GENERALLY NOT BE USED IN FOOD PACKAGING.

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Physical PropertiesMetricEnglishComments
Density 0.0160 - 0.0170 g/cc0.000578 - 0.000614 lb/in³
 0.0240 - 0.0400 g/cc0.000867 - 0.00145 lb/in³molding density range
Bead Size 0.400 - 0.710 mm0.0157 - 0.0280 in
Maximum Moisture Content 0.200.20
 
Chemical PropertiesMetricEnglishComments
Blowing Agent Content >= 5.3 %>= 5.3 %
 
Mechanical PropertiesMetricEnglishComments
K Factor (Wear Factor) 54 - 5854 - 58

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PIRPC025 / 84002

Aluminum Castings

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