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Ultradur® B 4406 G2 | PBT-GF10 | BASF

Product Texts

Injection molding grade with 10 % glass fibers for parts requiring enhanced fire resistance (eg relay housings, coil formers, switches, lighting components, plug-and-socket connectors).

Abbreviated designation according to ISO 1043-1: PBT FR (17)

Rheological properties	Value	Unit	Test Standard
Melt volume-flow rate, MVR	15	cm3/10min	ISO 1133
Temperature	275	°C	ISO 1133
Load	2.16	kg	ISO 1133
Molding shrinkage, parallel	1.1	%	ISO 294-4, 2577
Molding shrinkage, normal	1.3	%	ISO 294-4, 2577

Mechanical properties	Value	Unit	Test Standard
Tensile modulus	5500	MPa	ISO 527-1/-2
Stress at break	95	MPa	ISO 527-1/-2
Strain at break	3.3	%	ISO 527-1/-2
Charpy impact strength, +23°C	40	kJ/m2	ISO 179/1eU
Charpy impact strength, -30°C	40	kJ/m2	ISO 179/1eU
Charpy notched impact strength, +23°C	5	kJ/m2	ISO 179/1eA

Thermal properties	Value	Unit	Test Standard
Melting temperature, 10°C/min	223	°C	ISO 11357-1/-3
Temp. of deflection under load, 1.80 MPa	190	°C	ISO 75-1/-2
Temp. of deflection under load, 0.45 MPa	215	°C	ISO 75-1/-2
Coeff. of linear therm. expansion, parallel	51	E-6/K	ISO 11359-1/-2
Coeff. of linear therm. expansion, normal	110	E-6/K	ISO 11359-1/-2
Burning behavior at 1.5 mm nominal thickness	V-0	class	IEC 60695-11-10
Thickness tested (1.5)	1.5	mm	IEC 60695-11-10
Yellow Card available	Yes	-	-
Burning behavior at thickness h	V-0	class	IEC 60695-11-10
Thickness tested (h)	0.4	mm	IEC 60695-11-10
Yellow Card available	Yes	-	-
Burning behavior 5V at thickness h	5VA	class	IEC 60695-11-20
Thickness tested	2.0	mm	IEC 60695-11-20
Yellow Card available	Yes	-	-
Oxygen index	30	%	ISO 4589-1/-2

Electrical properties	Value	Unit	Test Standard
Relative permittivity, 100Hz	3.5	-	IEC 62631-2-1
Relative permittivity, 1MHz	3.5	-	IEC 62631-2-1
Dissipation factor, 100Hz	80	E-4	IEC 62631-2-1
Dissipation factor, 1MHz	150	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	40	kV/mm	IEC 60243-1
Comparative tracking index	225	-	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	1520	kg/m3	ISO 1183

Material specific properties	Value	Unit	Test Standard
Viscosity number	120	cm3/g	ISO 307, 1157, 1628

Rheological calculation properties	Value	Unit	Test Standard
Thermal conductivity of melt	1660	W/(m K)	-

Test specimen production	Value	Unit	Test Standard
Injection molding, melt temperature	250	°C	ISO 294
Injection molding, mold temperature	80	°C	ISO 294
Injection molding, injection velocity	200	mm/s	ISO 294