BASF Ultradur B 4500 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 4500 PBT.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

Ultradur B4500 is a general-purpose injection molding grade for high-precision, high-toughness, and dimensionally stable engineering parts. It conforms to FDA requirements of 21 CFR 177.1660.

Physical Properties	Metric	English	Comments
Density	1.30 g/cc	0.0470 lb/in³	ISO 1183
Water Absorption	0.50 %	0.50 %	ISO 62
Moisture Absorption at Equilibrium	0.25 %	0.25 %	23°C/50% R.H.; ISO 62
Water Vapor Transmission	10.0 g/m²/day	0.644 g/100 in²/day	ASTM F 1249
Viscosity Test	130 cm³/g	130 cm³/g	Viscosity number
Linear Mold Shrinkage, Flow	0.015 cm/cm	0.015 in/in	Sheet
	0.016 cm/cm	0.016 in/in	60x60x2mm; ISO 294
Linear Mold Shrinkage, Transverse	0.015 cm/cm	0.015 in/in	Sheet
	0.019 cm/cm	0.019 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 Strength, Yield	55.0 MPa	7980 psi	50mm/min; ISO 527-2
Elongation at Break	>= 50 %	>= 50 %	50mm/min; ISO 527-2
Elongation at Yield	3.7 %	3.7 %	50mm/min; ISO 527-2
Modulus of Elasticity	2.50 GPa	363 ksi	ISO 527-2
Flexural Strength	85.0 MPa	12300 psi	ISO 178
Charpy Impact Unnotched	29.0 J/cm²	138 ft-lb/in²	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	elongation <0.5%, 23°C; ISO 899-1

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	DIN 53752
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	ISO 11357-3
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 75-2
Deflection Temperature at 1.8 MPa (264 psi)	65.0 °C	149 °F	ISO 75-2
Flammability, UL94	HB @Thickness 1.60 mm	HB @Thickness 0.0630 in
	HB @Thickness 0.800 mm	HB @Thickness 0.0315 in

Optical Properties	Metric	English	Comments
Haze	1.0 %	1.0 %	ASTM D 1003

Electrical Properties	Metric	English	Comments
Volume Resistivity	1.00e+16 ohm-cm	1.00e+16 ohm-cm	IEC 93
Surface Resistance	1.00e+13 ohm	1.00e+13 ohm	IEC 93
Dielectric Constant	3.3 @Frequency 100 Hz	3.3 @Frequency 100 Hz	IEC 60250
	3.3 @Frequency 1.00e+6 Hz	3.3 @Frequency 1.00e+6 Hz	IEC 60250
Dielectric Strength	140 kV/mm	3560 kV/in	IEC 112
Dissipation Factor	0.0010 @Frequency 100 Hz	0.0010 @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	Test Liquid B; IEC 112
	550 V	550 V	Test Liquid A; IEC 112

Processing Properties	Metric	English	Comments
Melt Temperature	230 - 250 °C	446 - 482 °F	Semi-finished extrusion
	230 - 260 °C	446 - 500 °F	Pipe extrusion
	230 - 280 °C	446 - 536 °F	Cast-film extrusion
	230 - 280 °C	446 - 536 °F	Coating
	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
	60.0 °C	140 °F	for shrinkage test

Descriptive Properties	Value	Comments
Color	Natural
Commercial Status	North America and Europe
FDA	21 CFR 177.1660
Form	Pellets
Impact Modified	No
Primary Processing Technique	Extrusion, Film Extrusion and Injection Molding
Processing	Film Extrusion
	Injection Molding
	Other Extrusion
	Profile Extrusion
Special characteristic	Heat stabilized or stable to heat
	Light stabilized or stable to light
	U.V. stabilized or stable to weather

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