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Elmet Technologies

BASF Ultraform® N2650 Z4 POM + PUR
Categories: Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, Unreinforced

Material Notes: Description: Elastomer-modified injection molding grade with high impact strength for clips, snap and fastening elements, and also for components subject to impact stress.

Information provided by BASF

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Physical PropertiesMetricEnglishComments
Bulk Density 0.850 g/cc0.0307 lb/in³
Density 1.35 g/cc0.0488 lb/in³ISO 1183
Water Absorption 0.80 %0.80 %ISO 62
Moisture Absorption at Equilibrium 0.20 %0.20 %ISO 62
Melt Flow 9.45 g/10 min
@Load 2.16 kg,
Temperature 190 °C
9.45 g/10 min
@Load 4.76 lb,
Temperature 374 °F
ISO 1133
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength, Yield 45.0 MPa6530 psi50 mm/min; ISO 527-1/-2
Elongation at Break 40 %40 %50 mm/min, Nominal; ISO 527-1/-2
Elongation at Yield 16 %16 %50 mm/min; ISO 527-1/-2
Tensile Modulus 1.50 GPa218 ksiISO 527-1/-2
Charpy Impact Unnotched  27.0 J/cm²
@Temperature -30.0 °C
128 ft-lb/in²
@Temperature -22.0 °F
ISO 179/1eU
 NB
@Temperature 23.0 °C
NB
@Temperature 73.4 °F
ISO 179/1eU
Charpy Impact, Notched  0.800 J/cm²
@Temperature -30.0 °C
3.81 ft-lb/in²
@Temperature -22.0 °F
ISO 179/1eA
 1.50 J/cm²
@Temperature 23.0 °C
7.14 ft-lb/in²
@Temperature 73.4 °F
ISO 179/1eA
Tensile Creep Modulus, 1000 hours 950 MPa
@Strain <=0.5 %
138000 psi
@Strain <=0.5 %
ISO 899-1
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity 1.00e+11 ohm-cm1.00e+11 ohm-cmIEC 60093
Surface Resistance 1.00e+14 ohm1.00e+14 ohmIEC 60093
Dielectric Constant 4.2
@Frequency 1e+6 Hz
4.2
@Frequency 1e+6 Hz
IEC 60250
Dissipation Factor 0.017
@Frequency 1e+6 Hz
0.017
@Frequency 1e+6 Hz
IEC 60250
Comparative Tracking Index 600 V600 VTest Solution A; IEC 60112
 
Thermal PropertiesMetricEnglishComments
CTE, linear, Parallel to Flow 130 µm/m-°C
@Temperature 23.0 - 55.0 °C
72.2 µin/in-°F
@Temperature 73.4 - 131 °F
ISO 11359-1/-2
Melting Point 167 °C333 °FISO 11357-1/-3
Maximum Service Temperature, Air 100 °C212 °F
Deflection Temperature at 1.8 MPa (264 psi) 80.0 °C176 °FISO 75-1/-2
Decomposition Temperature >= 240 °C>= 464 °F
Ignition Temperature 320 - 340 °C608 - 644 °FASTM D1929
 
Processing PropertiesMetricEnglishComments
Processing Temperature 200 °C392 °FHopper Throat
Zone 1 200 °C392 °FFeed zone
Zone 2 200 °C392 °FCompression
Zone 3 200 °C392 °FMetering-zone
Zone 4 200 °C392 °FNozzle
Melt Temperature 200 °C392 °FOptimal
 190 - 215 °C374 - 419 °FInjection molding
Mold Temperature 60.0 °C140 °FOptimal
 60.0 - 80.0 °C140 - 176 °FInjection molding
Drying Temperature 100 °C212 °F
Dry Time 3 hour3 hour
 
Descriptive Properties
Commercial StatusEurope
Peripheral Screw Speed<0.3 m/s

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