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by SpecialChem

PREPERM™ PPE440

Technical Datasheet | Supplied by Avient (Formerly PolyOne)

PREPERM™ PPE440 is a standard polyphenylene ether (PPE) designed for automotive and industrial radar applications by Avient (Formerly PolyOne). It has a very stable dielectric performance and low losses. Exhibits high level of isotropy, low water absorption and excellent mechanical properties even in arctic conditions. PREPERM™ PPE440 can be both injection molded and machined easily.

PREPERM™ PPE440 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Density

1.50 g/cm³

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

14 g/10 min

(At 300°C, 5 kg)

ISO 1130

Linear Mold Shrinkage

0.8 %

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