FHR EPS 54-3354 Datasheet

Expanded Polystyrene

Supplied by Flint Hills Resources, LP

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Product Description
Grade 54 Expandable Polystyrene is a modified expandable polystyrene for general block and shape molding operations. It is available in a wide variety of bead sizes and blowing agent (VOC) content. This product contains a flame retardant and the molded expanded polystyrene has been tested and classified by Underwriters Laboratories, Inc. for ASTM E 84 and UL-94 properties and by Underwriters Laboratories of Canada for CAN/ULC - S102.2-M88 properties. Within the parameters of the reported test data, expanded polystyrene manufactured from Flint Hills Resources Modified Grade 54 expandable polystyrene complies with the building codes of the United States and Canada, as well as many industrial, military, and federal specifications.
Material Status 
  • Commercial: Active
  • North America
  • Fast Molding Cycle
  • Flame Retardant
Agency Ratings 
RoHS Compliance 
  • Pellets
Nominal Value
Test Method
Density / Specific Gravity
Additional Information
Bead Size: A
Typical Unexpanded Particle Size: 1.1 - 1.7 mm
Blowing Agent Level: Ultra Low
Recommended Density Range: 0.9 - 1.5 lbs/ft³
Method of Process: Block
Features may also be described by the following terms: Fast Cycle, Rapid Cycle, Productivity, Fast Molding Cycle.
Agency Ratings
This plastic material has 3 certifications from the following agencies (the number in parentheses shows the number of certifications for that agency): ASTM (3).
Available Documents
Technical Datasheet (English)
1Typical properties: these are not to be construed as specifications.
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