Technical datasheet

SureSpec GS-015

Supplied byGenesis Polymers- Last Updated on Jan 8, 2026

SureSpec GS-015 by Genesis Polymers is a general purpose polystyrene (GPPS) grade with high moleculae weight. Exhibits high melt viscosity, excellent clarity, very low residual volatiles, good cell structure formation, easy processability and high heat resistance to provide excellent performance. Designed for processing by extrusion and thermoforming foamed sheets. Used for food packaging, taste & odor sensitive applications. SureSpec GS-015 complies with FDA regulation 21CFR 177.1640 and international regulations concerning the use of polystyrene in contact with food articles.
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Benefits

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Compliance

Food Contact Approval
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Applications

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SureSpec GS-015 properties

Mechanical properties

PropertiesValue & unitTest conditionTest method
1% Secant Flexural Modulus0.0 Visible After LoginVisible After LoginVisible After Login
Elongation at Break0.0 Visible After LoginVisible After LoginVisible After Login
Hardness, Rockwell M0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Notched Izod0.0 Visible After LoginVisible After LoginVisible After Login
Modulus of Elasticity0.0 Visible After LoginVisible After LoginVisible After Login

Other properties

PropertiesValue & unitTest conditionTest method
Tensile Strength at Yield0.0 Visible After LoginVisible After LoginVisible After Login

Physical properties

PropertiesValue & unitTest conditionTest method
Density0.0 Visible After LoginVisible After LoginVisible After Login
Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index)0.0 Visible After LoginVisible After LoginVisible After Login

Thermal properties

PropertiesValue & unitTest conditionTest method
Decomposition Temperature0.0 Visible After LoginVisible After LoginVisible After Login
Heat Deflection Temperature (HDT), Unannealed0.0 Visible After LoginVisible After LoginVisible After Login
Melting Point0.0 Visible After LoginVisible After LoginVisible After Login
Vicat Softening Temperature0.0 Visible After LoginVisible After LoginVisible After Login

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