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POLIMAXX® 377E

Chemical Family
Styrenics

POLIMAXX®377E is a Self-Extinguishing (SE) Expandable Polystyrene (EPS) grade, contains a flame retardant which conforms to DIN4102-B1 and 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. It is particularly well suited for the manufacture of self-extinguishing EPS insulation boards, block molded machines. This grade is also widely used for the production of packaging products (not food packaging), where SE properties will be advantageous.

Product families

Applications

Building & Construction — Building Envelope & Roofing
  • EIFS & Insulation
Printing & Packaging — Packaging
  • Other Packaging Materials

Product Families

Plastics — Basic Thermoplastics
  • Styrenics

Other characteristics

Brand
POLIMAXX
Polymer Name
Expanded Polystyrene (EPS)
Markets
  • Building & Construction
  • Printing & Packaging
Flame Rating
DIN 4102 B1
Technology
Plastics
Material Features
  • Flame Retardant
  • Self Extinguishing
Country Availability
  • Canada
  • China (Mainland)
  • USA
Processing Technique

Silo time is 8 - 16 Hrs. under ambient temperature between 25 – 40 ⁰C, relative humidity > 50 %

Plastics and Elastomers End Uses
  • Foamed Insulation Board
  • Rigid Films
  • Rigid Packaging
Plastics and Elastomers Functions
Resin

Technical data

Table 1 of 2

5 rows
CharacteristicValueUnit
Bead Size Diameter ( Min. 99.%)0.63 - 1.12mm.
Blowing Agent (Pentane)min. 6.0Wt.%
K-Value53.5 - 55.5—
Moisture Rangemax. 0.80Wt.%
Molding Density Range18 - 30g/l

Table 2 of 2

4 rows
CharacteristicValueUnit
Min.Thicknessmin. 5mm.
Molding18 - 30DENSITY RANGE g/l
Silo Time44424.0hrs.
Size0.63 - 1.12mm.

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