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This is the free Material Data Center Datasheet of Ultradur® B 4441 G5 - PBT-GF25 FR(40+30) - 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

Injection molding grade with 25 % glass fibers optimized for the glow wire requirements acc. to IEC 60335; for parts requiring enhanced fire resistance (eg components for household appliances, connectors, power switches), halogen and antimony free.
Abbreviated designation according to ISO 1043-1: PBT FR(40)

Processing/Physical Characteristics	Value	Unit	Test Standard
ISO Data
Melt volume-flow rate, MVR	15	cm³/10min	ISO 1133
Temperature	275	°C	-
Load	2.16	kg	-
Molding shrinkage, parallel	0.4	%	ISO 294-4, 2577
Molding shrinkage, normal	1.2	%	ISO 294-4, 2577

Mechanical properties	Value	Unit	Test Standard
ISO Data
Tensile Modulus	9800	MPa	ISO 527
Stress at break	100	MPa	ISO 527
Strain at break	2.3	%	ISO 527
Flexural modulus, 23°C	10000	MPa	ISO 178
Charpy impact strength, +23°C	45	kJ/m²	ISO 179/1eU
Charpy impact strength, -30°C	47	kJ/m²	ISO 179/1eU
Charpy notched impact strength, +23°C	7	kJ/m²	ISO 179/1eA

Thermal properties	Value	Unit	Test Standard
ISO Data
Melting temperature, 10°C/min	223	°C	ISO 11357-1/-3
Temp. of deflection under load, 1.80 MPa	210	°C	ISO 75-1/-2
Temp. of deflection under load, 0.45 MPa	220	°C	ISO 75-1/-2
Coeff. of linear therm. expansion, parallel	35	E-6/K	ISO 11359-1/-2
Coeff. of linear therm. expansion, normal	118	E-6/K	ISO 11359-1/-2
Burning Behav. at 1.5 mm nom. thickn.	V-0	class	IEC 60695-11-10
Thickness tested	1.6	mm	-
Yellow Card available	yes	-	-
Burning Behav. at thickness h	V-0	class	IEC 60695-11-10
Thickness tested	0.4	mm	-
Yellow Card available	yes	-	-
Burning Behav. 5V at thickness h	5VA	class	IEC 60695-11-20
Thickness tested	1.5	mm	-
Yellow Card available	yes	-	-
Oxygen index	38	%	ISO 4589-1/-2

Electrical properties	Value	Unit	Test Standard
ISO Data
Relative permittivity, 100Hz	3.7	-	IEC 62631-2-1
Relative permittivity, 1MHz	3.6	-	IEC 62631-2-1
Dissipation factor, 100Hz	35	E-4	IEC 62631-2-1
Dissipation factor, 1MHz	137	E-4	IEC 62631-2-1
Volume resistivity	1E13	Ohm*m	IEC 62631-3-1
Surface resistivity	1E14	Ohm	IEC 62631-3-2
Electric strength	38	kV/mm	IEC 60243-1
Comparative tracking index	525	-	IEC 60112

Other properties	Value	Unit	Test Standard
Water absorption	0.4	%	Sim. to ISO 62
Humidity absorption	0.2	%	Sim. to ISO 62
Density	1530	kg/m³	ISO 1183

Material specific properties	Value	Unit	Test Standard
ISO Data
Viscosity number	105	cm³/g	ISO 307, 1157, 1628

Processing Recommendation Injection Molding	Value	Unit	Test Standard
Pre-drying - Temperature	80 - 120	°C	-
Pre-drying - Time	4	h	-
Processing humidity	≤0.04	%	-
Melt temperature	260 - 280	°C	-
Mold temperature	60 - 100	°C	-

Diagrams

Characteristics

Processing

Injection Molding, Other Extrusion

Delivery form

Pellets

Additives

Lubricants

Special Characteristics

Flame retardant, Halogen-free, Light stabilized or stable to light, U.V. stabilized or stable to weather, 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: .04 %
Pre/Post-processing, Pre-drying, Temperature: 80 - 120 °C
Pre/Post-processing, Pre-drying, Time: 4 h

PROCESSING
injection molding, Melt temperature, range: 260 - 280 °C
injection molding, Melt temperature, recommended: 270 °C
injection molding, Mold temperature, range: 60 - 100 °C
injection molding, Mold temperature, recommended: 80 °C
injection molding, Dwell time, thermoplastics: 5 min

Disclaimer

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