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Master Bond adhesives

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BASF Ultradur® B 4406 PBT
Categories: Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT)
Material Notes: Description: Is a PBT, flame-retardant injection-molding grades, unreinforced for parts requiring enhanced fire resistance, e.g. plug-and-socket connectors, housings, coil formers and lighting components.

Information provided by BASF
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Physical PropertiesOriginal ValueComments
Density 1.45 g/ccISO 1183
Moisture Absorption at Equilibrium 0.25 %23°C; 50% RH
Water Absorption at Saturation 0.40 %DIN 53495/1L
Viscosity Measurement 70
@Temperature 290 °C		20 mins plasticating
 75
@Temperature 280 °C		30 mins plasticating
 75
@Temperature 300 °C		10 mins plasticating
 90
@Temperature 270 °C		30 mins plasticating
 95
@Temperature 290 °C		10 mins plasticating
 100
@Temperature 260 °C		30 mins plasticating
 100
@Temperature 300 °C		5 mins plasticating
 105
@Temperature 280 °C		10 mins plasticating
 106
@Temperature 250 °C		30 mins plasticating
 110
@Temperature 270 °C		10 mins plasticating
 115
@Temperature 260 °C		10 mins plasticating
 115
@Temperature 240 °C		30 mins plasticating
 117
@Temperature 250 °C		10 mins plasticating
 120
@Temperature 240 °C		10 mins plasticating
Viscosity Test 123 cm³/gViscosity number; ISO 1628
Linear Mold Shrinkage, Flow 0.015 cm/cmSheet
Linear Mold Shrinkage, Transverse 0.015 cm/cmSheet
Melt Flow 43.5 g/10 min
@Load 2.16 kg,
Temperature 250 °C		ISO 1133
 
Mechanical PropertiesOriginal ValueComments
Ball Indentation Hardness 120 MPaISO 2039-1
Tensile Strength, Yield 65.0 MPa50 mm/min; ISO 527-2
Elongation at Break 5.3 %50mm/min; ISO 527-2
Elongation at Yield 3.9 %50 mm/min; ISO 527-2
Modulus of Elasticity 3.00 GPaISO 527-2
Charpy Impact Unnotched 50.0 kJ/m²ISO 179/1eU
Charpy Impact, Notched 4.00 kJ/m²ISO 179/1eA
Dart Drop, Total Energy 6.00 JW501 housing; ISO 6603-1
Tensile Creep Modulus, 1000 hours 1300 MPa
@Strain <=0.5 %		ISO 899-1
 
Electrical PropertiesOriginal ValueComments
Volume Resistivity 1.00e+16 ohm-cmIEC 93
Surface Resistance 1.00e+13 ohmIEC 93
Dielectric Constant 3.3
@Frequency 1e+6 Hz		IEC 250
 3.3
@Frequency 100 Hz		IEC 250
Dielectric Strength 40.0 kV/mmIEC 243/1
Dissipation Factor 0.011
@Frequency 100 Hz		IEC 250
 0.017
@Frequency 1e+6 Hz		IEC 250
Comparative Tracking Index 150 VTest solution B; IEC 112
 250 VTest solution A; IEC 112
 
Thermal PropertiesOriginal ValueComments
CTE, linear, Parallel to Flow 50.0 - 60.0 µm/m-°C
@Temperature 23.0 - 80.0 °C		DIN 53752
Specific Heat Capacity 1.50 J/g-°CIEC 1006
Thermal Conductivity 0.270 W/m-KDIN 52612
Melting Point 220 - 225 °CDSC; ISO 11357-3
Maximum Service Temperature, Air 110 °Cat 50% loss of tensile strength after 20000h; IEC 216-1
 135 °Cat 50% loss of tensile strength after 5000h; IEC 216-1
 200 °C
Deflection Temperature at 0.46 MPa (66 psi) 170 °CISO 75-2
Deflection Temperature at 1.8 MPa (264 psi) 60.0 °CISO 75-2
Flammability, UL94 V-0
@Thickness 0.800 mm
 V-0
@Thickness 1.60 mm
 V-0
@Diameter 0.400 mm
 
Processing PropertiesOriginal ValueComments
Processing Temperature 80.0 °CHopper Throat
Zone 1 240 °CFeeding zone
Zone 2 245 °CCompression
Zone 3 250 °CMetering-zone
Zone 4 250 °CNozzle
Melt Temperature 250 °COptimal
 260 °Cfor shrinkage test
 245 - 275 °CInjection-molding
Mold Temperature 40.0 - 70.0 °C
 60.0 °Cfor shrinkage test, Optimal
Drying Temperature 80.0 - 120 °C
Dry Time 4 hour
 
Descriptive Properties
ColorNatural, Colored, Black and Special Colors
Commercial StatusEurope
Peripheral Screw Speed<0.25 m/s
Primary Processing TechniqueInjection Molding

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to go back to viewing the property data in MatWeb's normal format.

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