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Plastics & Elastomers
The material selection platform
Plastics & Elastomers
by SpecialChem
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Technical Datasheet | Supplied by Dioki
OKIROL® E- 5F is a flame retardant expandable polystyrene (EPS) grade by Dioki, contains pentane as a blowing agent. OKIROL® E- 5F is suitable for processing by pre-expansion, aging and molding. Used in manufacture of medium to high density blocks and panels, intended for thermal insulation in construction industry and industrial packaging. It is not used for food packaging. Complies with WEEE, RoHS, DIN 4102-1, class B1 and European Directive 94/62/EC.
Product Type
PS or GPPS (Polystyrene) > EPS
Physical Form
Beads, Spherical

OKIROL® E- 5F Properties

Physical Properties

Value & Unit
Test Condition
Test Method
Density, Bulk
0.610 g/cm3
( )
Bead Size
0.7 - 1.0 mm
( )
ISO 2591/1
Bead Size Range
0.63 - 1.25 mm
ISO 2591/1

OKIROL® E- 5F Processing Guidelines

Injection Molding Properties

Value & Unit
Test Condition
Test Method
Aging Time
6 - 24 hrs
Molding Steam Pressure
0.70 - 1.3 bar
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