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Rulon Bearings

BASF Ultramid® KR 4355 G5 BK 00564 25% Glass Filled PA6/6T (Dry)
Categories: Polymer; Thermoplastic; Nylon (Polyamide PA); Nylon 6 (PA6); Nylon 6, 30% Glass Fiber Filled

Material Notes: Description: 25% glass-fiber reinforced product for injection-molding; high toughness, strength and stiffness, low water absorption, high melting point (295°C [563°F]). The mechanical properties remain constant after moisture absorption up to a temperature of 60°C [140°F], for instance, for brush collars (electric motors).

Information provided by BASF

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Physical PropertiesMetricEnglishComments
Bulk Density 0.500 - 0.800 g/cc0.0181 - 0.0289 lb/in³
Density 1.35 g/cc0.0488 lb/in³ISO 1183
Moisture Absorption at Equilibrium 1.1 - 1.5 %1.1 - 1.5 %23°C; 50% RH; ISO 62
Water Absorption at Saturation 5.0 - 6.0 %5.0 - 6.0 %ISO 62
Viscosity Measurement 130130ISO 307
Linear Mold Shrinkage 0.0039 cm/cm0.0039 in/inrestricted
Linear Mold Shrinkage, Flow 0.0045 cm/cm0.0045 in/inISO 2577
Linear Mold Shrinkage, Transverse 0.010 cm/cm0.010 in/inISO 2577
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength, Yield 185 MPa26800 psi50 mm/min; ISO 527-1/-2
Elongation at Yield 3.0 %3.0 %50 mm/min; ISO 527-1/-2
Modulus of Elasticity 9.00 GPa1310 ksiISO 527-1/-2
Flexural Modulus 7.30 GPa1060 ksiISO 178
Izod Impact, Notched (ISO) 8.50 kJ/m²
@Temperature 23.0 °C
4.04 ft-lb/in²
@Temperature 73.4 °F
ISO 180/A
Charpy Impact Unnotched 8.00 J/cm²
@Temperature 23.0 °C
38.1 ft-lb/in²
@Temperature 73.4 °F
ISO 179/1eU
Charpy Impact, Notched 1.10 J/cm²
@Temperature 23.0 °C
5.23 ft-lb/in²
@Temperature 73.4 °F
ISO 179/1eA
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity 1.00e+13 ohm-cm1.00e+13 ohm-cmIEC 60093
Dielectric Constant 4.3
@Frequency 1e+6 Hz
4.3
@Frequency 1e+6 Hz
IEC 60250
Dielectric Strength 33.0 kV/mm838 kV/inIEC 60243-1
Dissipation Factor 0.030
@Frequency 1e+6 Hz
0.030
@Frequency 1e+6 Hz
IEC 60250
Comparative Tracking Index 600 V600 VTest solution A; IEC 60112
 
Thermal PropertiesMetricEnglishComments
CTE, linear, Parallel to Flow 50.0 - 60.0 µm/m-°C
@Temperature 23.0 - 80.0 °C
27.8 - 33.3 µin/in-°F
@Temperature 73.4 - 176 °F
DIN 11359-1/-2
CTE, linear, Transverse to Flow 25.0 µm/m-°C
@Temperature 23.0 - 80.0 °C
13.9 µin/in-°F
@Temperature 73.4 - 176 °F
DIN 11359-1/-2
Thermal Conductivity 0.250 W/m-K1.74 BTU-in/hr-ft²-°FDIN 52612
Melting Point 295 °C563 °FDIN 53765
Maximum Service Temperature, Air 135 °C275 °Ffor 50% loss of tensile strength after 20000hr
 160 °C320 °Ffor 50% loss of tensile strength after 5000hr
 270 °C518 °F
Deflection Temperature at 1.8 MPa (264 psi) 245 °C473 °FISO 75-1/-2
Decomposition Temperature >= 350 °C>= 662 °F
Flammability, UL94 HB
@Thickness 1.60 mm
HB
@Thickness 0.0630 in
Ignition Temperature >= 470 °C>= 878 °FASTM D1929
 
Processing PropertiesMetricEnglishComments
Zone 1 300 °C572 °FFeed Zone
Zone 2 310 °C590 °FCompression
Zone 3 320 °C608 °FMetering-zone
Zone 4 320 °C608 °FNozzle
Melt Temperature 310 - 330 °C590 - 626 °FInjection-molding/Extrusion
 320 °C608 °FOptimal
Mold Temperature 80.0 - 120 °C176 - 248 °FInjection-molding
 100 °C212 °FOptimal
Drying Temperature 110 °C230 °F
Dry Time 8 hour8 hour
Moisture Content <= 0.030 %<= 0.030 %Optimal
 <= 0.15 %<= 0.15 %
 
Descriptive Properties
ColorBK 00564
Commercial StatusEurope

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 view all the property values for this datasheet as they were originally entered into MatWeb.

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