Technical datasheet

MAGNUM™ 3904 Smooth

Supplied byTrinseo- Last Updated on Feb 11, 2026

MAGNUM™ 3904 Smooth by Trinseo is a “Smooth Series” acrylonitrile butadiene styrene (ABS) resin. Provides excellent processability, high impact and a stable light base color that is ideal for self-coloring. Exhibits a superior surface finish that enables customers to produce parts with excellent aesthetics at lower total cost. Possesses low temperature toughness, rigidity and good chemical-resistance. Is suitable for processing by injection molding, extrusion or thermoforming. MAGNUM™ 3904 Smooth is used in transportation, protective cover, sanitary ware, marine, signage, recreation vehicle, furnishings and other technical applications. Complies with UL94 HB Flame Rating.
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Benefits

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Compliance

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Availability

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MAGNUM™ 3904 Smooth properties

Flammability properties

PropertiesValue & unitTest conditionTest method
Flame rating (UL 94)0.0 Visible After LoginVisible After LoginVisible After Login

Mechanical properties

PropertiesValue & unitTest conditionTest method
Flexural Modulus0.0 Visible After LoginVisible After LoginVisible After Login
Flexural Strength0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Notched Charpy0.0 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
Tensile Strain0.0 Visible After LoginVisible After LoginVisible After Login

Other properties

PropertiesValue & unitTest conditionTest method
Density, Bulk0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength at Yield0.0 Visible After LoginVisible After LoginVisible After Login

Physical properties

PropertiesValue & unitTest conditionTest method
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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
Heat Deflection Temperature (HDT), Annealed0.0 Visible After LoginVisible After LoginVisible After Login
Vicat Softening Temperature0.0 Visible After LoginVisible After LoginVisible After Login

MAGNUM™ 3904 Smooth Processing Guidelines

Other Processing Guidelines

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