Technical datasheet

NOVALLOY S S66S4

Supplied byDaicel- Last Updated on Jan 19, 2026

NOVALLOY S S66S4 by Daicel is a flame retardant (UL94 V-1) polycarbonate and acrylonitrile butadiene styrene (PC/ABS) grade reinforced with filler. Possesses low warpage, good mechanical strength and rigidity. Exhibits good processability and high weld strength. Is suitable for processing by injection molding and extrusion. Used in portable information devices such as bezel and LCD cover. NOVALLOY S S66S4 complies with ISO 14001:2004, ISO 9001:2000 and UL certifications.
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NOVALLOY S S66S4 properties

Flammability properties

PropertiesValue & unitTest conditionTest method
Flame Rating, UL 940.0 Visible After LoginVisible After LoginVisible After Login
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Mechanical properties

PropertiesValue & unitTest conditionTest method
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Flexural Strength0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Notched Charpy0.0 Visible After LoginVisible After LoginVisible After Login
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Physical properties

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Thermal properties

PropertiesValue & unitTest conditionTest method
CTE, Linear, MD0.0 Visible After LoginVisible After LoginVisible After Login
CTE, Linear, TD0.0 Visible After LoginVisible After LoginVisible After Login
Heat Deflection Temperature (HDT), Unannealed0.0 Visible After LoginVisible After LoginVisible After Login

NOVALLOY S S66S4 Processing Guidelines

Injection Molding Processing Guidelines

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