Syensqo (Solvay Specialty Polymers) Amodel® A-8422 LS WH159 Polyphthalamide (PPA), 22% Mineral

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Syensqo (Solvay Specialty Polymers) Amodel® A-8422 LS WH159 Polyphthalamide (PPA), 22% Mineral (discontinued **)
Categories:	Polymer; Thermoplastic; Polyphthalamide (PPA)
Material Notes:	Amodel® A-8422 LS is a light-stabilized, high-reflectivity, 22%-reinforced white polyphthalamide (PPA) that exhibits high heat resistance, high strength and stiffness over a broad temperature range, low moisture absorption, excellent chemical resistance, and excellent electrical properties. Features: Good Chemical Resistance; Good Color Stability; High Reflectivity; Light Stabilized; Low Moisture Absorption Uses: LEDs Injection Molding Notes: A general purpose screw is recommended, with minimum back pressure. Additional Properties: Mold Shrinkage - 1.0 %; Mold Shrinkage - 0.55 %; Optical Reflectivity - ASTM E1331 > 90 %; Optical Reflectivity - ASTM E1331 > 90 %; Optical Reflectivity - ASTM E1331 > 90 %; Tensile Strain at Break - ASTM D638 0.95 % Information provided by Solvay Specialty Polymers.
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Physical Properties	Metric	English	Comments

Density	1.68 g/cc	0.0607 lb/in³	ISO 1183
Filler Content	22 %	22 %	Mineral

Mechanical Properties	Metric	English	Comments
Tensile Strength	95.1 MPa	13800 psi	ASTM D638
Tensile Stress	102 MPa	14800 psi	ISO 527-2
Elongation at Break	1.1 %	1.1 %	ISO 527-2
Tensile Modulus	10.9 GPa	1580 ksi	ISO 527-2
	11.0 GPa	1600 ksi	ASTM D638
Flexural Strength	145 MPa	21000 psi	ISO 178
	168 MPa	24400 psi	ASTM D790
Flexural Modulus	9.93 GPa	1440 ksi	ISO 178
	10.2 GPa	1480 ksi	ASTM D790
Izod Impact, Notched (ISO)	2.70 kJ/m²	1.28 ft-lb/in²	Type 1, Notch A; ISO 180

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	21.0 µm/m-°C @Temperature 150 - 200 °C	11.7 µin/in-°F @Temperature 302 - 392 °F	4
	24.0 µm/m-°C @Temperature 100 - 150 °C	13.3 µin/in-°F @Temperature 212 - 302 °F	4
	26.0 µm/m-°C @Temperature 50.0 - 100 °C	14.4 µin/in-°F @Temperature 122 - 212 °F	4
	27.0 µm/m-°C @Temperature 200 - 250 °C	15.0 µin/in-°F @Temperature 392 - 482 °F	4
CTE, linear, Transverse to Flow	51.0 µm/m-°C @Temperature 50.0 - 100 °C	28.3 µin/in-°F @Temperature 122 - 212 °F	TMA; ASTM E831
	73.0 µm/m-°C @Temperature 100 - 150 °C	40.6 µin/in-°F @Temperature 212 - 302 °F	TMA; ASTM E831
	110 µm/m-°C @Temperature 150 - 200 °C	61.1 µin/in-°F @Temperature 302 - 392 °F	TMA; ASTM E831
	130 µm/m-°C @Temperature 200 - 250 °C	72.2 µin/in-°F @Temperature 392 - 482 °F	TMA; ASTM E831
Melting Point	327 °C	621 °F	ISO 11357-3
Deflection Temperature at 0.46 MPa (66 psi)	280 °C	536 °F

Processing Properties	Metric	English	Comments
Rear Barrel Temperature	304 - 318 °C	579 - 604 °F
Front Barrel Temperature	316 - 329 °C	601 - 624 °F
Melt Temperature	321 - 343 °C	610 - 649 °F
Mold Temperature	135 °C	275 °F
Drying Temperature	120 °C @Time 14400 sec	248 °F @Time 4.00 hour
Moisture Content	<= 0.045 %	<= 0.045 %

Descriptive Properties
Availability	Africa & Middle East
	Asia Pacific
	Europe
	Latin America
	North America
Color	White
Form	Pellets
Processing Technique	Injection Molding

**
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PSOL8Y6953 / 176684

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