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BASF Ultramid® A4H PA66 (Dry)
Categories:
Polymer
;
Thermoplastic
;
Nylon (Polyamide PA)
;
Nylon 66 (PA66)
;
Nylon 66, Unreinforced
Material Notes:
Description: Highly heat aging resistant, medium-viscosity injection-molding grade for highly stressed parts such as bearing cages, gearwheels, spool bodies and chain drive tensioners.
Information provided by BASF
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Physical Properties
Original Value
Comments
Bulk Density
0.500
-
0.800
g/cc
Density
1.13
g/cc
ISO 1183
Moisture Absorption at Equilibrium
2.5 - 3.1 %
23°C; 50% RH; ISO 62
Water Absorption at Saturation
8.0 - 9.0 %
ISO 62
Viscosity Measurement
190
ISO 307
Linear Mold Shrinkage
0.0090
cm/cm
restricted
Melt Flow
45.2
g/10 min
@Load 5.00 kg,
Temperature 275 °C
ISO 1133
Mechanical Properties
Original Value
Comments
Tensile Strength, Yield
85.0
MPa
50 mm/min; ISO 527-1/-2
Elongation at Break
25 %
Nominal, 50mm/min; ISO 527-1/-2
Elongation at Yield
4.2 %
50 mm/min; ISO 527-1/-2
Modulus of Elasticity
3.10
GPa
ISO 527-1/-2
Flexural Modulus
3000
MPa
ISO 178
Izod Impact, Notched (ISO)
5.50
kJ/m²
@Temperature 23.0 °C
ISO 180/A
7.00
kJ/m²
@Temperature -30.0 °C
ISO 180/A
Charpy Impact Unnotched
NB
ISO 179/1eU
Charpy Impact, Notched
5.00
kJ/m²
@Temperature -30.0 °C
ISO 179/1eA
5.70
kJ/m²
@Temperature 23.0 °C
ISO 179/1eA
Tensile Creep Modulus, 1000 hours
700
MPa
@Strain <=0.5 %
ISO 899-1
Electrical Properties
Original Value
Comments
Volume Resistivity
1.00e+13
ohm-cm
IEC 60093
Dielectric Constant
3.5
@Frequency 1e+6 Hz
IEC 60250
Dissipation Factor
0.025
@Frequency 1e+6 Hz
IEC 60250
Comparative Tracking Index
600
V
Test solution A; IEC 60112
Thermal Properties
Original Value
Comments
CTE, linear, Parallel to Flow
70.0
-
100
µm/m-°C
@Temperature 23.0 - 80.0 °C
DIN 11359-1/-2
Specific Heat Capacity
1.70
J/g-°C
Thermal Conductivity
0.330
W/m-K
DIN 52612
Melting Point
260
°C
DIN 53765
Maximum Service Temperature, Air
118
°C
for 50% loss of tensile strength after 20000hr
138
°C
for 50% loss of tensile strength after 5000hr
200
°C
Deflection Temperature at 0.46 MPa (66 psi)
220
°C
ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi)
75.0
°C
ISO 75-1/-2
Decomposition Temperature
>=
310
°C
Flammability, UL94
V-2
@Thickness 1.60 mm
Ignition Temperature
>=
400
°C
ASTM D1929
Processing Properties
Original Value
Comments
Processing Temperature
80.0
°C
Hopper Throat
Zone 1
290
°C
Feed zone
Zone 2
290
°C
Compression
Zone 3
290
°C
Metering-zone
Zone 4
290
°C
Nozzle
Melt Temperature
290
°C
Optimal
290
-
300
°C
Injection-molding/Extrusion
Mold Temperature
40.0
-
80.0
°C
Injection-molding
60.0
°C
Optimal
Drying Temperature
80.0
°C
Dry Time
4
hour
Moisture Content
0.030 - 0.060 %
Optimal
<= 0.15 %
Descriptive Properties
Commercial Status
Europe
Peripheral Screw Speed
< 0.3 m/s
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
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