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Elmet Technologies

DuPont Mobility and Materials Delrin® SC631 NC010 POM  (discontinued **)
Categories: Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM)

Material Notes: Nucleated Medium-high Viscosity Acetal Homopolymer Developed for the Healthcare Industry

Information provided by DuPont; The Delrin product line was sold by DuPont in 2023 but this specific grade was discontinued prior to the sale

Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesMetricEnglishComments
Density 1.42 g/cc0.0513 lb/in³ISO 1183
Water Absorption 0.90 %
@Thickness 2.00 mm
0.90 %
@Thickness 0.0787 in
Sim. to ISO 62
Moisture Absorption 0.200 %
@Thickness 2.00 mm
0.200 %
@Thickness 0.0787 in
Sim. to ISO 62
Linear Mold Shrinkage, Flow 0.019 cm/cm0.019 in/inISO 294-4, 2577
Linear Mold Shrinkage, Transverse 0.018 cm/cm0.018 in/inISO 294-4, 2577
Melt Flow 7.0 g/10 min7.0 g/10 minISO 1133
 6.0 g/10 min
@Load 2.16 kg,
Temperature 190 °C
6.0 g/10 min
@Load 4.76 lb,
Temperature 374 °F
cm³/10min Volumetric Rate; ISO 1133
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength, Yield 74.0 MPa10700 psiISO 527-1/-2
Elongation at Break 35 %35 %ISO 527-1/-2
Elongation at Yield 15 %15 %ISO 527-1/-2
Tensile Modulus 3.30 GPa479 ksiISO 527-1/-2
Flexural Yield Strength 86.0 MPa
@Strain 3.5 %
12500 psi
@Strain 3.5 %
ISO 178
Flexural Modulus 3.10 GPa450 ksiISO 178
Poissons Ratio 0.370.37ISO 527-1/-2
Izod Impact, Unnotched (ISO)  8.00 kJ/m²
@Temperature -40.0 °C
3.81 ft-lb/in²
@Temperature -40.0 °F
ISO 180/1A
 10.0 kJ/m²
@Temperature 23.0 °C
4.76 ft-lb/in²
@Temperature 73.4 °F
ISO 180/1A
Charpy Impact Unnotched  25.0 J/cm²
@Temperature -30.0 °C
119 ft-lb/in²
@Temperature -22.0 °F
ISO 179/1eU
 30.0 J/cm²
@Temperature 23.0 °C
143 ft-lb/in²
@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
 0.900 J/cm²
@Temperature 23.0 °C
4.28 ft-lb/in²
@Temperature 73.4 °F
ISO 179/1eA
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity 1.00e+15 ohm-cm1.00e+15 ohm-cmIEC 62631-3-1
Surface Resistance >= 1.00e+15 ohm>= 1.00e+15 ohmIEC 62631-3-2
Dielectric Constant  3.8
@Frequency 1e+6 Hz
3.8
@Frequency 1e+6 Hz
IEC 62631-2-1
 3.8
@Frequency 100 Hz
3.8
@Frequency 100 Hz
IEC 62631-2-1
 
Thermal PropertiesMetricEnglishComments
CTE, linear, Parallel to Flow 110 µm/m-°C61.1 µin/in-°FISO 11359-1/-2
CTE, linear, Transverse to Flow 110 µm/m-°C61.1 µin/in-°FISO 11359-1/-2
Melting Point 178 °C352 °F10°C/min; ISO 11357-1/-3
Deflection Temperature at 0.46 MPa (66 psi) 165 °C329 °FISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi) 103 °C217 °FISO 75-1/-2
Vicat Softening Point 160 °C320 °F50°C/h, 50N; ISO 306
 
Processing PropertiesMetricEnglishComments
Melt Temperature 200 °C392 °FExtrusion Optimum
 195 - 205 °C383 - 401 °FExtrusion
 210 - 220 °C410 - 428 °FInjection
 215 °C419 °FInjection Optimum
Mold Temperature 80.0 - 100 °C176 - 212 °FInjection
 90.0 °C194 °FInjection Optimum
Drying Temperature 75.0 °C167 °FExtrusion
 80.0 °C176 °FInjection
 85.0 °C185 °FExtrusion
Dry Time 2.00 - 4.00 hour2.00 - 4.00 hourDehumidified Dryer; Extrusion
 2.00 - 4.00 hour2.00 - 4.00 hourDehumidified Dryer; Injection
Moisture Content 0.20 %0.20 %Extrusion
 0.20 %0.20 %Injection
Hold Pressure 80.0 - 100 MPa11600 - 14500 psiInjection
Annealing Temperature 160 °C320 °FInjection
 
Descriptive Properties
AdditivesLubricants
 Release agent
Annealing time30 min/mmInjection - Optional
Delivery formPellets
Drying RecommendedyesInjection
Emissions<8 mg/kgVDA 275
Hold pressure time (s/mm)7.5Injection
Part Marking CodePOMISO 11469
ProcessingInjection Molding
 Other Extrusion
 Profile Extrusion
 Sheet Extrusion
Resin IdentificationPOMISO 1043

**
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PDSX5161 / 197801

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