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BASF Ultradur® FRee B 4440 G5 25% Glass Filled PBT

Category Polymer , Thermoplastic , Polyester, TP , Polybutylene Terephthalate (PBT) , Polybutylene Terephthalate (PBT), 30% Glass Fiber Filled
Manufacturer BASF
Trade Name Ultradur®
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF BASF Ultradur® FRee B 4440 G5 25% Glass Filled PBT.pdf
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Material Notes:
Description: Is a PBT, injection-molding grade with 25% glass fibers for parts requiring enhanced fire resistance as well as increased tracking resistance (e.g. housings for electronics, plug-and-socket connectors, power switches), halogen- and antimony free.Information provided by BASF
Physical Properties Metric English Comments
Density 1.53 g/cc
0.0553 lb/in³
ISO 1183
Water Absorption 0.40 %
0.40 %
Saturation; DIN 53495/1L
Moisture Absorption at Equilibrium 0.20 %
0.20 %
23°C; 50% RH
Linear Mold Shrinkage, Flow 0.0044 cm/cm
0.0044 in/in
60x60x2 mm; ISO 294
Linear Mold Shrinkage, Transverse 0.0124 cm/cm
0.0124 in/in
60x60x2 mm; ISO 294
Melt Flow 22.95 g/10 min

@Load 2.16 kg,
Temperature 275 °C
22.95 g/10 min

@Load 4.76 lb,
Temperature 527 °F
ISO 1133
Mechanical Properties Metric English Comments
Tensile Strength, Yield 110 MPa
16000 psi
50 mm/min; ISO 527-2
Elongation at Break 2.3 %
2.3 %
50mm/min; ISO 527-2
Modulus of Elasticity 9.80 GPa
1420 ksi
ISO 527-2
Flexural Strength 180 MPa
26100 psi
ISO 178
Charpy Impact Unnotched 4.50 J/cm²
21.4 ft-lb/in²
ISO 179/1eU
Charpy Impact, Notched 0.700 J/cm²
3.33 ft-lb/in²
ISO 179/1eA
Thermal Properties Metric English Comments
CTE, linear, Parallel to Flow 20.0 - 110 µm/m-°C

@Temperature 23.0 - 80.0 °C
11.1 - 61.1 µin/in-°F

@Temperature 73.4 - 176 °F
DIN 53752
Melting Point 220 - 225 °C
428 - 437 °F
DSC; ISO 11357-3
Deflection Temperature at 0.46 MPa (66 psi) 220 °C
428 °F
ISO 75-2
Deflection Temperature at 1.8 MPa (264 psi) 210 °C
410 °F
ISO 75-2
Flammability, UL94 V-0

@Thickness 0.800 mm
V-0

@Thickness 0.0315 in
V-0

@Thickness 1.60 mm
V-0

@Thickness 0.0630 in
Glow Wire Test 960 °C

@Thickness 3.00 mm
1760 °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 93
Surface Resistance >= 1.00e+16 ohm
>= 1.00e+16 ohm
IEC 93
Dielectric Constant 3.6
3.6
IEC 250
Dissipation Factor 0.0137
0.0137
IEC 250
Comparative Tracking Index 525 V
525 V
Test solution A; IEC 112
Processing Properties Metric English Comments
Melt Temperature 260 - 280 °C
500 - 536 °F
Injection-molding
Mold Temperature 60.0 - 100 °C
140 - 212 °F
Descriptive Properties Value Comments
Color Natural, Colored, Black and Special Colors
Commercial Status Europe
Primary Processing Technique Injection Molding
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