Technical datasheet

TUFPRENE™ 125

Supplied byAsahi Kasei- Last Updated on Jun 12, 2025

TUFPRENE™ 125 by Asahi Kasei is a styrene butadiene styrene (SBS) block copolymer grade. It is available in pellet form and offers increased impact strength and high flow. It is processed by compression molding. TUFPRENE™ 125 is recommended for food containers, foamed nets and frozen-food cup applications.
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TUFPRENE™ 125 properties

Mechanical properties

PropertiesValue & unitTest conditionTest method
300% Modulus0.0 Visible After LoginVisible After LoginVisible After Login
Hardness, Shore A0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Elongation0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength0.0 Visible After LoginVisible After LoginVisible After Login

Other properties

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Viscosity0.0 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
Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index)0.0 Visible After LoginVisible After LoginVisible After Login
Styrene/butadiene Weight Ratio0.0 Visible After LoginVisible After LoginVisible After Login

TUFPRENE™ 125 Processing Guidelines

Compression Molding Processing Guidelines

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