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Polystyrene N1921

Technical Datasheet | Supplied by I. Stern and Company

Polystyrene N1921 by I. Stern and Company is an unfilled general purpose crystal polystyrene (GPPS) resin. Possesses high stiffness, good electrical insulation properties and easy flow. Provides excellent processing properties and good dimensional stability. Designed for processing by injection molding. Polystyrene N1921 by I. Stern and Company is used in disposable packaging, housewares and cosmetic packaging. Complies with UL 94 flammability regulations and meets the specifications of norm21 CFR 177.1640 of the FDA.

Polystyrene N1921 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index)

20 g/10 min

ASTM D1238

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