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This is the free Material Data Center Datasheet of Ultramid® Advanced N4H UN - PA9T - BASF

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Product Texts
Partially aromatic polyphthalamide for injection molding and extrusion with strong mechanical properties especially at elevated temperatures, good long-term thermal stability and excellent chemical resistance for highly stressed parts. The product can be characterized as polymer with high toughness, extremely low water absorption, outstanding dimensional stability and very good wear/sliding friction properties. It features a high melting point (300°C) and excellent melt stability.

Markets & applications
Automotive: Gear wheels, valves, powertrain, extrusion applications, tribo applications
Industry goods: Tribo applications, extruded lines
Consumer goods: Home appliances, rollers, consumer electronics
Processing/Physical Characteristicsdry / condUnitTest Standard
ISO Data
Molding shrinkage, parallel 1.7 / * % ISO 294-4, 2577
Molding shrinkage, normal 1.8 / * % ISO 294-4, 2577
Mechanical propertiesdry / condUnitTest Standard
ISO Data
Tensile Modulus 2600 / 2600 MPa ISO 527
Yield stress 90 / 90 MPa ISO 527
Yield strain 5 / 5 % ISO 527
Charpy impact strength, +23°C N / 50 kJ/m² ISO 179/1eU
Charpy impact strength, -30°C 130 / 40 kJ/m² ISO 179/1eU
Charpy notched impact strength, +23°C 6 / 6 kJ/m² ISO 179/1eA
Charpy notched impact strength, -30°C 8 / 6 kJ/m² ISO 179/1eA
Thermal propertiesdry / condUnitTest Standard
ISO Data
Melting temperature, 10°C/min 300 / * °C ISO 11357-1/-3
Temp. of deflection under load, 1.80 MPa 130 / * °C ISO 75-1/-2
Temp. of deflection under load, 0.45 MPa 234 / * °C ISO 75-1/-2
Coeff. of linear therm. expansion, parallel 67 / * E-6/K ISO 11359-1/-2
Coeff. of linear therm. expansion, normal 68 / * E-6/K ISO 11359-1/-2
Burning Behav. at thickness h HB / * class IEC 60695-11-10
Thickness tested 0.8 / * mm -
Electrical propertiesdry / condUnitTest Standard
ISO Data
Relative permittivity, 1MHz 3.3 / 3.3 - IEC 62631-2-1
Dissipation factor, 1MHz 165 / 260 E-4 IEC 62631-2-1
Comparative tracking index - / 600 - IEC 60112
Other propertiesdry / condUnitTest Standard
Water absorption 2.5 / * % Sim. to ISO 62
Humidity absorption 1.3 / * % Sim. to ISO 62
Density 1130 / - kg/m³ ISO 1183
Material specific propertiesdry / condUnitTest Standard
ISO Data
Viscosity number 125 / * cm³/g ISO 307, 1157, 1628
Processing Recommendation Injection MoldingValueUnitTest Standard
Pre-drying - Temperature 120 °C -
Pre-drying - Time 8 h -
Processing humidity ≤0.05 % -
Melt temperature 320 - 340 °C -
Mold temperature 100 - 160 °C -
Characteristics
Processing
Injection Molding, Profile Extrusion
Delivery form
Pellets, Natural Color
Special Characteristics
Heat stabilized or stable to heat
Features
Melt Strength, Thermal Stability, Tribologic Grade
Chemical Resistance
General Chemical Resistance
Regional Availability
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 - 160 °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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