by SpecialChem

SABIC® PS 155

SABIC® PS 155 is a crystal-like, hard and brittle general purpose polystyrene grade. It is manufactured by continuous mass polymerization of styrene monomer. Possesses medium flow, good tensile properties and offers flexural strength. It has high vicat and heat deflection temperatures. Is suitable for processing by foam extrusion molding. Applications include building insulation. Is a food contact approved grade.

SABIC® PS 155 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index)

7.0 g/10 min

(230°C/ 2.16 kg)

ASTM D1238

Load Density

1050 kg/m³

(23°C)

ASTM D792

Density, Bulk

600 kg/m³

(Method B)

ASTM D1895

Extrusion Properties

Value & Unit

Test Condition

Test Method

Feed Temperature

185 °C

Transition Temperature

200 °C

Metering Temperature

220 °C

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SABIC® PS 155

SABIC® PS 155 Properties

Physical Properties

SABIC® PS 155 Processing Guidelines

Extrusion Properties