BASF Ultradur B 4520 PBT

Category	Polymer , Thermoplastic , Polyester, TP , Polybutylene Terephthalate (PBT) , Polybutylene Terephthalate (PBT), Unreinforced, Molded
Manufacturer	BASF
Trade Name	Ultradur B
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	BASF Ultradur B 4520 PBT.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

Ultradur B4520 is a medium viscosity, rapidly freezing injection molding grade.

Physical Properties	Metric	English	Comments
Density	1.30 g/cc	0.0470 lb/in³	ISO 1183
Water Absorption	0.50 %	0.50 %	DIN 53495/1L
Moisture Absorption at Equilibrium	0.25 %	0.25 %	23°C/50% R.H.
Viscosity Test	130 cm³/g	130 cm³/g	Viscosity number
Linear Mold Shrinkage, Flow	0.015 cm/cm	0.015 in/in	60x60x2mm; ISO 294
	0.015 cm/cm	0.015 in/in	Sheet
Linear Mold Shrinkage, Transverse	0.015 cm/cm	0.015 in/in	Sheet
	0.017 cm/cm	0.017 in/in	60x60x2mm; ISO 294
Melt Flow	24.7 g/10 min @Load 2.16 kg, Temperature 250 °C	24.7 g/10 min @Load 4.76 lb, Temperature 482 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Ball Indentation Hardness	130 MPa	18900 psi	ISO 2039-1
Tensile Stress	5.00 MPa @Strain 2.00 %, Temperature 160 °C	725 psi @Strain 2.00 %, Temperature 320 °F	ISO 527
	8.00 MPa @Strain 6.00 %, Temperature 160 °C	1160 psi @Strain 6.00 %, Temperature 320 °F	ISO 527
	10.0 MPa @Strain 10.0 %, Temperature 160 °C	1450 psi @Strain 10.0 %, Temperature 320 °F	ISO 527
	39.0 MPa @Strain 8.00 %, Temperature 30.0 °C	5660 psi @Strain 8.00 %, Temperature 86.0 °F	ISO 527
	40.0 MPa @Strain 2.00 %, Temperature 30.0 °C	5800 psi @Strain 2.00 %, Temperature 86.0 °F	ISO 527
	42.0 MPa @Strain 4.00 %, Temperature 30.0 °C	6090 psi @Strain 4.00 %, Temperature 86.0 °F	ISO 527
	55.0 MPa @Strain 2.00 %, Temperature -40.0 °C	7980 psi @Strain 2.00 %, Temperature -40.0 °F	ISO 527
	60.0 MPa @Strain 8.00 %, Temperature -40.0 °C	8700 psi @Strain 8.00 %, Temperature -40.0 °F	ISO 527
	90.0 MPa @Strain 6.00 %, Temperature -40.0 °C	13100 psi @Strain 6.00 %, Temperature -40.0 °F	ISO 527
	8.00 MPa @Strain 5.00 %, Time 3.60e+6 sec	1160 psi @Strain 5.00 %, Time 1000 hour	100°C; ISO 527
	12.0 MPa @Strain 10.0 %, Time 3.60e+6 sec	1740 psi @Strain 10.0 %, Time 1000 hour	100°C; ISO 527
	12.0 MPa @Strain 5.00 %, Time 3.60e+6 sec	1740 psi @Strain 5.00 %, Time 1000 hour	60°C; ISO 527
	15.0 MPa @Strain 15.0 %, Time 3.60e+6 sec	2180 psi @Strain 15.0 %, Time 1000 hour	100°C; ISO 527
	18.0 MPa @Strain 10.0 %, Time 3.60e+6 sec	2610 psi @Strain 10.0 %, Time 1000 hour	60°C; ISO 527
	20.0 MPa @Strain 15.0 %, Time 3.60e+6 sec	2900 psi @Strain 15.0 %, Time 1000 hour	60°C; ISO 527
Tensile Strength, Yield	60.0 MPa	8700 psi	50mm/min; ISO 527
	22.0 MPa @Temperature 100 °C	3190 psi @Temperature 212 °F	ISO 527
	60.0 MPa @Temperature 23.0 °C	8700 psi @Temperature 73.4 °F	ISO 527
	105 MPa @Temperature -40.0 °C	15200 psi @Temperature -40.0 °F	ISO 527
Elongation at Break	>= 50 %	>= 50 %	50mm/min; ISO 527
Elongation at Yield	3.7 %	3.7 %	50mm/min; ISO 527
Modulus of Elasticity	2.40 GPa	348 ksi	ISO 527-2
Flexural Strength	85.0 MPa	12300 psi	ISO 178
Charpy Impact Unnotched	NB	NB	ISO 179/1eU
Charpy Impact, Notched	0.600 J/cm²	2.86 ft-lb/in²	ISO 179/1eA
Dart Drop, Total Energy	>= 140 J	>= 103 ft-lb	ISO 6603-1
Tensile Creep Modulus, 1000 hours	1200 MPa	174000 psi	ISO 899

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	13.0 - 16.0 µm/m-°C @Temperature 23.0 - 80.0 °C	7.22 - 8.89 µin/in-°F @Temperature 73.4 - 176 °F
Specific Heat Capacity	1.50 J/g-°C	0.359 BTU/lb-°F	IEC 1006
Thermal Conductivity	0.270 W/m-K	1.87 BTU-in/hr-ft²-°F	DIN 52612
Melting Point	220 - 225 °C	428 - 437 °F	ASTM Test
Maximum Service Temperature, Air	120 °C	248 °F	at 50% loss of tensile strength after 20000h; IEC 216-1
	140 °C	284 °F	at 50% loss of tensile strength after 5000h; IEC 216-1
	200 °C	392 °F
Deflection Temperature at 0.46 MPa (66 psi)	165 °C	329 °F	ISO 75
Deflection Temperature at 1.8 MPa (264 psi)	65.0 °C	149 °F	ISO 75
Flammability, UL94	HB @Thickness 1.60 mm	HB @Thickness 0.0630 in
	HB @Thickness 0.800 mm	HB @Thickness 0.0315 in
Glow Wire Test	850 °C @Thickness 3.00 mm	1560 °F @Thickness 0.118 in	IEC 695

Electrical Properties	Metric	English	Comments
Volume Resistivity	1.00e+16 ohm-cm	1.00e+16 ohm-cm	IEC 60093
Surface Resistance	1.00e+13 ohm	1.00e+13 ohm	IEC 60093
Dielectric Constant	3.3 @Frequency 1.00e+6 Hz	3.3 @Frequency 1.00e+6 Hz	IEC 60250
	3.4 @Frequency 100 Hz	3.4 @Frequency 100 Hz	IEC 60250
Dielectric Strength	140 kV/mm	3560 kV/in	IEC 243/1
Dissipation Factor	0.0020 @Frequency 100 Hz	0.0020 @Frequency 100 Hz	IEC 60250
	0.020 @Frequency 1.00e+6 Hz	0.020 @Frequency 1.00e+6 Hz	IEC 60250
Comparative Tracking Index	450 V	450 V	IEC 60112
	550 V	550 V	Test Liquid A; IEC 60112

Processing Properties	Metric	English	Comments
Melt Temperature	260 °C	500 °F	for shrinkage test
	250 - 275 °C	482 - 527 °F	Injection molding
Mold Temperature	40.0 - 70.0 °C	104 - 158 °F	Injection molding
	60.0 °C	140 °F	for shrinkage test

Descriptive Properties	Value	Comments
Color	Natural, Colored, Black and Special Colors
Commercial Status	North America and Europe
Form	Pellets
Impact Modified	No
Primary Processing Technique	Injection Molding
Processing	Injection Molding and Coating
Special characteristic	Heat stabilized or stable to heat
	Light stabilized or stable to light
	Lubricant
	U.V. stabilized or stable to weather

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