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This is the free Material Data Center Datasheet of Ultramid® Advanced N4WG7 LS BK - PA9T-GF35 - BASF

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Processing/Physical Characteristics - Mechanical properties - Thermal properties - Electrical properties - Other properties - Material specific properties - Diagrams

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Product Texts

Partially aromatic, glassfiber reinforced polyphthalamide for injection molding with strong mechanical properties especially at elevated temperatures, good long-term thermal stability and outstanding chemical resistance for highly stressed parts. The product can be characterized as compound with high toughness, stiffness, extremely low water absorption and outstanding dimensional stability. It is based on a high molecular weight polymer and features exceptional resistance against many challenging media such as automotive coolant fluids. The product is easily processable with excellent melt stability.

Markets & applications
Automotive: Fuel system, cooling system, powertrain, pumps

Processing/Physical Characteristics	dry / cond	Unit	Test Standard
ISO Data
Molding shrinkage, parallel	0.5 / *	%	ISO 294-4, 2577
Molding shrinkage, normal	0.9 / *	%	ISO 294-4, 2577

Mechanical properties	dry / cond	Unit	Test Standard
ISO Data
Tensile Modulus	11500 / 11500	MPa	ISO 527
Stress at break	215 / 195	MPa	ISO 527
Strain at break	2.9 / 2.6	%	ISO 527
Charpy impact strength, +23°C	85 / 70	kJ/m²	ISO 179/1eU
Charpy impact strength, -30°C	75 / 65	kJ/m²	ISO 179/1eU
Charpy notched impact strength, +23°C	9 / 8	kJ/m²	ISO 179/1eA
Charpy notched impact strength, -30°C	9 / 8	kJ/m²	ISO 179/1eA

Thermal properties	dry / cond	Unit	Test Standard
ISO Data
Melting temperature, 10°C/min	300 / *	°C	ISO 11357-1/-3
Glass transition temperature, 10°C/min	120 / *	°C	ISO 11357-1/-2
Temp. of deflection under load, 1.80 MPa	270 / *	°C	ISO 75-1/-2
Burning Behav. at thickness h	HB / *	class	IEC 60695-11-10
Thickness tested	0.8 / *	mm	-

Electrical properties	dry / cond	Unit	Test Standard
ISO Data
Relative permittivity, 1MHz	3.9 / 3.9	-	IEC 62631-2-1
Dissipation factor, 1MHz	135 / 195	E-4	IEC 62631-2-1
Surface resistivity	* / >1E15	Ohm	IEC 62631-3-2
Comparative tracking index	- / 500	-	IEC 60112

Other properties	dry / cond	Unit	Test Standard
Water absorption	2 / *	%	Sim. to ISO 62
Humidity absorption	0.8 / *	%	Sim. to ISO 62
Density	1420 / -	kg/m³	ISO 1183

Material specific properties	dry / cond	Unit	Test Standard
ISO Data
Viscosity number	120 / *	cm³/g	ISO 307, 1157, 1628

Diagrams

Characteristics

Processing

Injection Molding

Delivery form

Pellets, Black

Special Characteristics

Heat stabilized or stable to heat

Features

Melt Strength, Thermal Stability

Chemical Resistance

General Chemical Resistance

Applications

Automotive

Regional Availability

North America, Europe, Asia Pacific, South and Central America, Near East/Africa

Other text information

Injection molding

PREPROCESSING
Pre/Post-processing, max. allowed water content: .05 %
Pre/Post-processing, Pre-drying, Temperature: 120 °C
Pre/Post-processing, Pre-drying, Time: 8 h

PROCESSING
injection molding, Melt temperature, range: 320 - 340 °C
injection molding, Melt temperature, recommended: 330 °C
injection molding, Mold temperature, range: 125 - 175 °C
injection molding, Mold temperature, recommended: 140 °C
injection molding, Dwell time, thermoplastics: 5 min

Disclaimer

Copyright Altair Engineering GmbH. Altair Engineering GmbH assumes no liability for the system to be free of errors. The user takes sole responsibility for the use of this data under the exclusion of every liability from Altair Engineering GmbH; this is especially valid for claims of compensation resulting from consequential damages. Altair explicitly points out that any decision about the application of materials must be double checked with the producer of this material. This includes all contents of this system. Copyright laws are applicable for the content of this system.

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