Technical datasheet

MAGNUM™ 3904 Smooth LP

Supplied byTrinseo- Last Updated on Feb 11, 2026

MAGNUM™ 3904 Smooth LP by Trinseo is a “Smooth Series” acrylonitrile butadiene styrene (ABS) resin. Provides excellent processability, ultra-low particulate content, lower plate (LP) out content and a stable light base color that is ideal for self-coloring. Exhibits a superior surface finish in which the plate out build–up on the extruder roller stack is reduced significantly. Enables customers to produce parts with both outstanding aesthetics and surface cleanness at lower total cost. Possesses low temperature toughness, rigidity and good chemical resistance. Is suitable for processing by injection molding. MAGNUM™ 3904 Smooth LP is used in automotive interiors and furniture. Complies with UL94 HB Flame Rating.
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MAGNUM™ 3904 Smooth LP 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
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Flexural Strength0.0 Visible After LoginVisible After LoginVisible After Login
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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

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