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This is the free Material Data Center Datasheet of Ultramid® A3W - PA66 - BASF

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

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Product Texts

An easy flowing, heat aging resistant injection moulding grade for fast processing. Uses include highly stressed parts such as bearings, bearing cages, gear-wheels, coil formers and cable connectors.

Processing/Physical Characteristics	dry / cond	Unit	Test Standard
ISO Data
Melt volume-flow rate, MVR	100 / *	cm³/10min	ISO 1133
Temperature	275 / *	°C	-
Load	5 / *	kg	-
Molding shrinkage, parallel	1.5 / *	%	ISO 294-4, 2577
Molding shrinkage, normal	1.8 / *	%	ISO 294-4, 2577

Mechanical properties	dry / cond	Unit	Test Standard
ISO Data
Tensile Modulus	3000 / 1100	MPa	ISO 527
Yield stress	85 / 50	MPa	ISO 527
Yield strain	4.4 / 20	%	ISO 527
Nominal strain at break	25 / >50	%	ISO 527
Tensile creep modulus, 1h	* / 1100	MPa	ISO 899-1
Tensile creep modulus, 1000h	* / 700	MPa	ISO 899-1
Charpy impact strength, +23°C	N / N	kJ/m²	ISO 179/1eU
Charpy notched impact strength, +23°C	6 / 20	kJ/m²	ISO 179/1eA
Charpy notched impact strength, -30°C	5 / -	kJ/m²	ISO 179/1eA

Thermal properties	dry / cond	Unit	Test Standard
ISO Data
Melting temperature, 10°C/min	260 / *	°C	ISO 11357-1/-3
Temp. of deflection under load, 1.80 MPa	75 / *	°C	ISO 75-1/-2
Temp. of deflection under load, 0.45 MPa	220 / *	°C	ISO 75-1/-2
Vicat softening temperature, B	250 / *	°C	ISO 306
Coeff. of linear therm. expansion, parallel	98 / *	E-6/K	ISO 11359-1/-2
Burning Behav. at 1.5 mm nom. thickn.	V-2 / *	class	IEC 60695-11-10
Thickness tested	1.5 / *	mm	-
Yellow Card available	yes / *	-	-
Burning Behav. at thickness h	V-2 / *	class	IEC 60695-11-10
Thickness tested	0.8 / *	mm	-
Yellow Card available	yes / *	-	-
Oxygen index	28 / *	%	ISO 4589-1/-2

Electrical properties	dry / cond	Unit	Test Standard
ISO Data
Relative permittivity, 100Hz	3.8 / -	-	IEC 62631-2-1
Relative permittivity, 1MHz	3.2 / 5	-	IEC 62631-2-1
Dissipation factor, 100Hz	50 / -	E-4	IEC 62631-2-1
Dissipation factor, 1MHz	250 / 2000	E-4	IEC 62631-2-1
Volume resistivity	1E13 / 1E9	Ohm*m	IEC 62631-3-1
Surface resistivity	* / 1E9	Ohm	IEC 62631-3-2
Comparative tracking index	- / 500	-	IEC 60112

Other properties	dry / cond	Unit	Test Standard
Water absorption	8.5 / *	%	Sim. to ISO 62
Humidity absorption	2.8 / *	%	Sim. to ISO 62
Density	1130 / -	kg/m³	ISO 1183

Material specific properties	dry / cond	Unit	Test Standard
ISO Data
Viscosity number	150 / *	cm³/g	ISO 307, 1157, 1628

Processing Recommendation Injection Molding	Value	Unit	Test Standard
Pre-drying - Temperature	80	°C	-
Pre-drying - Time	4	h	-
Processing humidity	≤0.15	%	-
Melt temperature	280 - 300	°C	-
Mold temperature	60 - 80	°C	-

Diagrams

Characteristics

Processing

Injection Molding, Other Extrusion

Delivery form

Pellets

Additives

Lubricants, Release agent

Special Characteristics

Heat stabilized or stable to heat

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: .15 %
Pre/Post-processing, Pre-drying, Temperature: 80 °C
Pre/Post-processing, Pre-drying, Time: 4 h

PROCESSING
injection molding, Melt temperature, range: 280 - 300 °C
injection molding, Melt temperature, recommended: 290 °C
injection molding, Mold temperature, range: 60 - 80 °C
injection molding, Mold temperature, recommended: 60 °C
injection molding, Dwell time, thermoplastics: 10 min

Chemical Media Resistance

Acids
	Acetic Acid (5% by mass) (23°C)
	Citric Acid solution (10% by mass) (23°C)
	Lactic Acid (10% by mass) (23°C)
	Hydrochloric Acid (36% by mass) (23°C)
	Nitric Acid (40% by mass) (23°C)
	Sulfuric Acid (38% by mass) (23°C)
	Sulfuric Acid (5% by mass) (23°C)
	Chromic Acid solution (40% by mass) (23°C)
Bases
	Sodium Hydroxide solution (35% by mass) (23°C)
	Sodium Hydroxide solution (1% by mass) (23°C)
Alcohols
	Isopropyl alcohol (23°C)
	Methanol (23°C)
	Ethanol (23°C)
Hydrocarbons
	n-Hexane (23°C)
	Toluene (23°C)
	iso-Octane (23°C)
Ketones
	Acetone (23°C)
Ethers
	Diethyl ether (23°C)
Mineral oils
	SAE 10W40 multigrade motor oil (23°C)
	SAE 10W40 multigrade motor oil (130°C)
Standard Fuels
	Diesel fuel (pref. ISO 1817 Liquid F) (23°C)
	Diesel fuel (pref. ISO 1817 Liquid F) (>90°C)
Salt solutions
	Sodium Chloride solution (10% by mass) (23°C)
	Sodium Hypochlorite solution (10% by mass) (23°C)
	Zinc Chloride solution (50% by mass) (23°C)
Other
	Ethyl Acetate (23°C)
	Hydrogen peroxide (23°C)
	DOT No. 4 Brake fluid (130°C)
	Ethylene Glycol (50% by mass) in water (108°C)
	Water (23°C)

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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