Ryton R-4-220NA CP Chem Polyphenylene Sulfide (Glass Fiber Reinforcement, 40%)

Product Description

Ryton® R-4-220 PPS is an advanced 40% fiberglass reinforced polyphenylene sulfide compound formulated for enhanced hydrolytic stability in applications requiring constant or repeated exposure to high temperature water.

General

Material Status

Commercial: Active

Availability

Asia Pacific

Europe

North America

South America

Filler / Reinforcement

Glass Fiber Reinforcement, 40% Filler by Weight

Features

Hydrolytically Stable

RoHS Compliance

Automotive Specifications

Appearance

Natural Color

Forms

Pellets

Processing Method

Injection Molding

Physical	Nominal Value	Unit	Test Method
Specific Gravity			ASTM D792
Molding Shrinkage
Flow: 0.125 in		in/in
Across Flow: 0.125 in		in/in
Water Absorption (73°F, 24 hr)		%	ASTM D570
Mechanical	Nominal Value	Unit	Test Method
Tensile Stress
Yield		psi	ISO 527-2
--		psi	ASTM D638
Tensile Elongation (Break)		%	ASTM D638, ISO 527-2
Flexural Modulus
--		psi	ASTM D790
--		psi	ISO 178
Flexural Strength
--		psi	ASTM D790
--		psi	ISO 178
Compressive Strength		psi	ASTM D695
Impact	Nominal Value	Unit	Test Method
Notched Izod Impact
0.125 in		ft·lb/in	ASTM D256
--		ft·lb/in²	ISO 180/A
Unnotched Izod Impact
0.125 in		ft·lb/in	ASTM D256
--		ft·lb/in²	ISO 180
Thermal	Nominal Value	Unit	Test Method
Deflection Temperature Under Load (264 psi, Annealed)		°F	ASTM D648
CLTE			ASTM E831
Flow: -58 to 122°F		in/in/°F
Flow: 212 to 392°F		in/in/°F
Transverse: -58 to 122°F		in/in/°F
Transverse: 212 to 392°F		in/in/°F
Thermal Conductivity		Btu·in/hr/ft²/°F
UL Temperature Rating		°F	UL 746B
Electrical	Nominal Value	Unit	Test Method
Volume Resistivity		ohm·cm	ASTM D257
Dielectric Strength		V/mil	ASTM D149
Dielectric Constant			ASTM D150
78°F, 1 kHz
78°F, 1 MHz
Dissipation Factor			ASTM D150
78°F, 1 kHz
78°F, 1 MHz
Arc Resistance		sec	ASTM D495
Flammability	Nominal Value	Unit	Test Method
Flame Rating - UL			UL 94
UL	Nominal Value	Unit	Test Method
Comparative Tracking Index (CTI)		V	UL 746
Additional Information	Nominal Value	Unit	Test Method
Hydrolytic Stability²
Tensile Strength Retained: 284°F		%
Weight Gain: 284°F		%
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: Ryton® R-4-220NA, Ryton R4220NA, Ryton® , Ryton, RytonR4220NA, R 4 220 NA, R-4-220NA, R4220NA, R:4:220NA, R/4/220NA, R+4+220NA, R_4_220NA, R 4 220NA, R4, 4220, 220NA, Polyphenylene Sulfide, PPS, CP Chem, PolyphenyleneSulfide, 4R
Automotive Specifications
This plastic material has approval for 3 automotive specifications from the following agencies (the number in parentheses shows the number of specifications for that agency): FORD (1), CHRYSLER (1), GM (1).

Injection	Nominal Value	Unit
Drying Temperature		°F
Drying Time		hr
Suggested Max Moisture		%
Suggested Shot Size		%
Rear Temperature		°F
Middle Temperature		°F
Front Temperature		°F
Nozzle Temperature		°F
Processing (Melt) Temp		°F
Mold Temperature		°F
Injection Rate
Back Pressure		psi
Screw Speed		rpm
Clamp Tonnage		tons/in²
Cushion		in
Screw L/D Ratio
Screw Compression Ratio
Injection Notes
Injection Pack/Hold Pressure: Set high enough to achieve maximum cavity pressure in the part. Typically set at 60-75% of peak injection pressure.

Notes

¹Typical properties: these are not to be construed as specifications.

²1000 hr in water

Ryton® R-4-220NA

Polyphenylene Sulfide

Glass Fiber Reinforcement, 40%

Supplied by Chevron Phillips Chemical Company LLC