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Ryton® R-4-240BL

Technical Datasheet | Supplied by Syensqo

Ryton® R-4-240BL by Syensqo is a black colored polyphenylene sulfide grade reinforced with 40% glass fiber. It is suitable for injection molding application. It provides thermal stability, dimensional stability, chemical resistance, flame resistance, electrical properties and excellent processability.

It shows enhanced mechanical strength, toughness and stress crack resistance as compared to other PPS compounds.
It is recommended for under the hood automotive applications.
Ryton® R-4-240BL complies with complies with RoHS and International Sustainability and Carbon Certification PLUS (ISCC PLUS2) scheme of accreditation.

Ryton® R-4-240BL Properties

Thermal Properties

Value & Unit

Test Condition

Test Method

Thermal Conductivity

0.31 W/m-K

UL Temperature Index

200 - 220 °C

UL 746B

CTE, Linear, Parallel to Flow

2.0E-5 cm/cm-°C

(At -50°C to 50°C)

ASTM E831

Injection Molding Properties

Value & Unit

Test Condition

Test Method

Back Pressure

> 50 psi

Screw Speed

100 rpm

Mold Temperature

135 - 149 °C

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Ryton® R-4-240BL

Ryton® R-4-240BL Properties

Thermal Properties

Ryton® R-4-240BL Processing Guidelines

Injection Molding Properties